Navigation Problems 1



These pages contains all possible questions which might be thrown at you in the "Navigation Problems" module exam.  When you go in for your exam, your test questions will be selected from the list below.


NOTE:  You'll need the initial conditions for the questions below.



34: You estimate the current at 3.0 mph. What is the speed over the ground?

    a. 9.5 mph
    b. 7.5 mph
    c. 4.5 mph
    d. 3.5 mph
35: What are the dimensions of the channel maintained at Baton Rouge, LA?

    a. 30 feet x 300 feet
    b. 45 feet x 500 feet
    c. 30 feet x 500 feet
    d. 40 feet x 300 feet
36: You pass Springfield Bend Lt. (mile 244.8 AHP) at 1242, on 17 October, and estimate the current will average 2.5 mph for the remainder of your trip. What is your ETA at the mouth of the Ohio River if you are making turns for 10.5 mph?

    a. 1905, 19 October
    b. 2122, 19 October
    c. 0232, 21 October
    d. 0519, 21 October
37: As you pass under the Natchez-Vidalia Dual Bridge, the gage on the bridge reads -3.6 feet. If the highest point on your vessel is 62 ft. above the water, what is your vertical clearance?

    a. 122.0 feet
    b. 67.6 feet
    c. 63.6 feet
    d. 60.0 feet
38: What are the color and shape of Anconia Pt. Light at mile 528.6 AHP?

    a. Green - Diamond
    b. Green - Square
    c. Red - Triangle
    d. Red - Square
39: At 1227, on 19 October, you pass under the Greenville Highway Bridge (mile 531.3 AHP). What speed must you average to arrive at Jimmy Hawken Light (mile 663.5 AHP) at 0930 the following day?

    a. 6.3 mph
    b. 5.9 mph
    c. 5.6 mph
    d. 5.2 mph
40: Which of the following statements regarding aids to navigation shown in the Army Corps. of Engineers map book is TRUE?

    a. The U.S. Army Corps.. of Engineers is responsible for placing and maintaining all aids to navigation.
    b. Buoy positions as shown on the chart are exact.
    c. Buoys should always be given as wide a berth as possible.
    d. Lights and daymarks are always shown in their exact location.
41: The Delta-Friar Point revetment on the LMR extends from mile __________.

    a. 648.5 - 645.5 LDB
    b. 652.8 - 649.6 RDB
    c. 657.3 - 652.2 LDB
    d. 645.6 - 641.4 RDB
42: What is the distance from Greenville, MS, to St. Louis, MO, on the Mississippi River System?

    a. 832 miles
    b. 733 miles
    c. 597 miles
    d. 566 miles
43: You have received orders to proceed to the Amoco Pipeline Co. (mile 253.6 AHP) above Baton Rouge. If your vessel is making turns for 9 mph with an estimated average current of 1.5 mph, what is your ETA at the Amoco docks?

    a. 0844, 28 Aug
    b. 1454, 28 Aug
    c. 1444, 27 Aug
    d. 2214, 27 Aug
44: The highest point on your towboat is 52 feet above the water, and the Helena Gage reads +9.6 feet. What is the vertical clearance when you pass under the A-span of the Helena Highway Bridge?

    a. 73.1 feet
    b. 58.0 feet
    c. 53.9 feet
    d. 49.8 feet
45: You are in charge of a vessel that damages an aid to navigation established and maintained by the United States. Which statement is TRUE?

    a. You must take the aid in tow and deliver it to the nearest Coast Guard, Marine Safety Office.
    b. You must report the accident to the nearest Officer in Charge, Marine Inspection.
    c. You may wait until you reach your destination before reporting the allision to the U.S. Coast Guard.
    d. You must report the allision to the nearest Corps. of Engineers office.
46: At 2342, on 25 August, you pass under the Helena Highway Bridge (mile 661.7 AHP). What has been the average speed of the current since departing Memphis Harbor, McKellar Lake, if you have been making turns for 9 mph?

    a. 5.6 mph
    b. 4.4 mph
    c. 2.1 mph
    d. 1.8 mph
47: What is the distance in river miles, from the new mouth of the White River to the RR and Hwy bridge at Baton Rouge, LA?

    a. 384 miles
    b. 370 miles
    c. 365 miles
    d. 358 miles
48: The Clinch River empties into which river?

    a. Arkansas
    b. Mississippi
    c. Tennessee
    d. Ohio
49: As you pass under the Greenville Highway Bridge, you estimate the current as 4.5 mph. What is the speed over the ground, if your vessel is making turns for 9 mph?

    a. 13.5 mph
    b. 14.5 mph
    c. 15.5 mph
    d. 16.5 mph
51: As you approach Anconia Pt. Light (mile 528.6 AHP), which type of dayboard would you see on the light structure?

    a. Green diamond
    b. Green square
    c. Red square
    d. Red diamond
52: You are downbound when you observe on your Mississippi River map a white square with a number inside located on either bank. This indicates __________.

    a. a facilities display number
    b. a river mile marker
    c. a daybeacon
    d. a river gage
53: What are the dimensions of Old River Lock, on the Lower Mississippi River?

    a. 1190 feet x 75 feet
    b. 1045 feet x 75 feet
    c. 760 feet x 75 feet
    d. 425 feet x 75 feet
54: What is the length of the trip?

    a. 1566.4 miles
    b. 1334.6 miles
    c. 1332.2 miles
    d. 1088.0 miles
55: After you get underway, what is the first river gage you will pass?

    a. Bayou Sara
    b. Baton Rouge
    c. Head of Passes
    d. Red River Landing
56: The Red River Landing Gage reads 5.2 feet. The Low Water Reference Plane for the Red River is 10.6 ft. Which of the following statements is TRUE?

    a. The depth over revetment at Old River is 25.2 feet.
    b. River level is below the Low Water Reference Plane.
    c. The depth over Old River Lock sill is greater than 11 ft.
    d. This gage reading is at a higher elevation than the same reading on the Gage at Head of Passes.
57: At 0922, on 24 May, you are abreast the St. Catherine Bar Lt. (mile 348.6 AHP). If you are turning for 8.0 mph, what is the current?

    a. 7.0 mph
    b. 2.0 mph
    c. 1.4 mph
    d. 1.0 mph
58: What daymark will you see as you approach Warnicott Bar Lt. (mile 351.3 AHP)?

    a. Red diamond
    b. Red triangle
    c. White square
    d. Green square
59: You pass Warnicott Bar Lt. at 1146, 24 May. What is your ETA off the Mhoon Landing Gage if you average 6.5 mph?

    a. 0909, 27 May
    b. 1528, 26 May
    c. 0426, 26 May
    d. 0152, 26 May
60: What town is located at mile 389.8 AHP?

    a. Whitehall
    b. Belmont
    c. Rodney
    d. St. James
61: What is the width of the navigable channel at Grand Gulf Island Light (mile 404.9 AHP) ?

    a. 0.455 mile
    b. 0.62 miles
    c. 0.71 mile
    d. 0.8 miles
62: The Greenville Gage reads 10.6 feet. The high point of your towboat is 54 feet above water. What is the vertical clearance as you pass under the Greenville Highway Bridge?

    a. 75.4 feet
    b. 65.4 feet
    c. 54.2 feet
    d. 44.4 feet
63: In addition to the Army Corps. of Engineers maps, data on bridge clearances may be found in the __________.

    a. Light List
    b. Waterways Journal
    c. Army Corps. of Engineers Regulations
    d. Channel Report
64: What is the length of the trip?

    a. 726.0 miles
    b. 851.9 miles
    c. 878.9 miles
    d. 879.6 miles
65: What are the dimensions of the Old River Lock on the Lower Old River (mile 304 AHP)?

    a. 1202 x 84 feet
    b. 1200 x 75 feet
    c. 1195 x 75 feet
    d. 1190 x 75 feet
66: At 2126, you pass Morganza Bend Light (mile 278.4 AHP). At 0122, 4 January, you pass Red River Landing Gage (302.4 AHP). You have been turning for 7.5 mph. What is the current?

    a. 6.2 mph
    b. 2.7 mph
    c. 1.8 mph
    d. 1.4 mph
67: The Gage at Red River Landing reads 22.2 feet. The LWRP for Red River is 10.6 feet. What is the water level in relation to the low water reference plane?

    a. 32.8 ft below
    b. 32.8 ft above
    c. 11.6 ft below
    d. 11.6 ft above
68: The river will be temporarily closed to navigation at mile 531.3 AHP due to repairs to the bridge. This will occur at 1300, 5 January, and last for six hours. What minimum speed over the ground must you make from Red River Landing Gage in order not to be delayed?

    a. 7.3 mph
    b. 6.8 mph
    c. 6.4 mph
    d. 6.0 mph
69: Which type of daymark will you see as you approach Joe Pierce Light (mile 335.4 AHP)?

    a. Red Triangle
    b. Red square
    c. Red diamond
    d. Private aid - no daymark
70: What is the vertical clearance of the Natchez-Vidalia Highway Bridge (westbound) when the river level is the same as the Low Water Reference Plane (6.5 feet)?

    a. 125.6 ft
    b. 119.5 ft
    c. 108.3 ft
    d. 102.2 ft
71: The Natchez Gage reads 20.6 feet. The high point on your towboat is 47 feet above the water. What is the vertical clearance as you pass under the Natchez Highway Bridge?

    a. 78.6 feet
    b. 72.5 feet
    c. 64.1 feet
    d. 58.4 feet
72: In order to determine what buoys, if any, are in place at Concordia Bar crossing (mile 596.0 AHP), what should you check?

    a. Local Notice to Mariners
    b. Waterways Journal
    c. Bulletin Board at the Rosedale Gage
    d. Light List
73: The area between Island 67 Upper Light (mile 623.1 AHP) and Sunflower Cut-off Foot Light (mile 624.8 AHP) is known as a __________.

    a. crossing
    b. chute
    c. transit
    d. slough
73: The area between Island 67 Upper Light (mile 623.1 AHP) and Sunflower Cut-off Foot Light (mile 624.8 AHP) is known as a __________.

    a. crossing
    b. chute
    c. transit
    d. slough
74: You are turning for 7.8 mph and estimate the current at 1.0 mph. What is your speed over the ground?

    a. 6.8 mph
    b. 7.8 mph
    c. 7.9 mph
    d. 8.8 mph
75: What is your ETA at the Memphis Highway Bridge?

    a. 1813, 22 Sept
    b. 1405, 22 Sept
    c. 1052, 22 Sept
    d. 0828, 22 Sept
76: What daymark should you see as you approach Parker Landing Light (mile 924.6 AHP)?

    a. Green square
    b. Green diamond
    c. Red and green rectangle
    d. Green triangle
77: You pass Morrison Towhead Light (mile 890.5 AHP) at 1723. What was your average speed since leaving Cairo?

    a. 8.8 mph
    b. 8.5 mph
    c. 7.8 mph
    d. 7.5 mph
78: At 1723 you increase speed to make good 9.2 mph. At 1937 you have a daymark on your port beam. What daymark is this?

    a. Tiptonville Ferry Landing Daymark
    b. Tiptonville Light
    c. Alaska Light and Daymark
    d. Merriwether Bend Light and Daymark
79: The map shows a circle with two black quadrants located at mile 846.4 AHP. What does this indicate?

    a. A river gage
    b. A bulletin Board
    c. The grain elevator at Bunge Grain
    d. A culvert with a sluice gate
80: The Helena Gage reads 9.4 feet. The high point on your towboat is 46 feet above water. What is the vertical clearance when you pass under the Helena Highway Bridge?

    a. 106.1 feet
    b. 79.5 feet
    c. 64.2 feet
    d. 56.0 feet
81: Which company does NOT have a marine facility along the river bank in Helena (mile 658 to 665 AHP)?

    a. Riceland Food Corps..
    b. Helena Marine Services, Inc.
    c. Helena Grain Co.
    d. Texas Eastern Pipeline Co.
82: If the Rosedale Gage reads -0.5 feet, what is the water level in relation to the low water reference plane? The low water reference plane (LWRP) for Rosedale, MS. is 3.0 feet.

    a. 3.5 foot below the plane
    b. 2.5 foot above the plane
    c. 0.5 feet above the plane
    d. 0.5 feet below the plane
83: Which light characteristics does Catfish Point Lower Light (mile 572.2 AHP) have?

    a. 2 red flashes every 5 seconds
    b. 5 red flashes every 2 seconds
    c. 2 white flashes every 5 seconds
    d. 3 red flashes every 5 seconds
84: What is the distance from the Amoco Docks at Baton Rouge, LA, to the mouth of the Ohio River?

    a. 981.5 miles
    b. 953.5 miles
    c. 727.9 miles
    d. 700.2 miles
85: You are turning for 10 mph, approaching Angola, LA. Angola reports that the current at Red River Landing is estimated at 4.5 mph. Which of the following statements is TRUE?

    a. You should expect to encounter vessels crossing the river at mile 300.5 AHP
    b. You are making 14.5 mph over the ground.
    c. You would expect to find a more favorable current near the broken red line in the river.
    d. Hog Pt. Light and Hog Pt. Lower Light may be used as range lights when entering Shreves cut-off.
86: As you approach Shreves cut-off you see Red River Landing Gage (mile 302.4 AHP) which reads 6.2 feet. Which of the following statements is TRUE?

    a. This reading is 6.2 feet above the Low Water Reference Plane.
    b. This reading is at the same elevation as the 6.2 ft. mark on the Gage at Head of Passes.
    c. The depth of water at Red River Landing is 6.2 ft.
    d. A vessel drawing 7 ft. would be able to pass through the locks at Lower Old River.
87: You pass Red River Gage at 2015 on 16 April and estimate the current will average 3.5 mph for the remainder of the time on the Mississippi River. What is your ETA at the mouth of the Ohio River if you continue to turn for 10 mph?

    a. 0821, 21 April
    b. 0028, 21 April
    c. 1830, 20 April
    d. 1445, 20 April
88: What is the vertical clearance between the highest point of your towboat, if it is 58 feet above the water, and if the Natchez Gage reads 28.13 feet when passing under the Natchez Upper Highway Bridge?

    a. 45.4 feet
    b. 39.3 feet
    c. 33.2 feet
    d. 15.9 feet
89: In high water conditions, which publication would you consult for the latest information on buoys between Baton Rouge and Cairo?

    a. Army Corps. of Engineers Navigation Chart
    b. U.S.C.G. Light List
    c. U.S.C.G. Local Notice to Mariners
    d. List of Buoys and Daymarks
90: As you approach Giles Bend Cutoff Light (mile 367.7 AHP), what type of daymark would you see on the light structure?

    a. None
    b. Red diamond
    c. Red square
    d. Red triangle
91: At 0305 on 18 April, you pass under the Greenville Bridge (mile 531.3 AHP). What was your average speed since departing Amoco Pipeline Co. Docks (mile 253.6 AHP)?

    a. 7.2 mph
    b. 6.8 mph
    c. 6.5 mph
    d. 6.2 mph
92: A stretch where the channel changes from one side of the river to the other is called a __________.

    a. crossing
    b. transit
    c. transfer
    d. passing
93: Which light characteristics does Quaker Oats Light (mile 952.6) have?

    a. 1 red flash every four seconds
    b. 2 green flashes every 5 seconds
    c. 2 red flashes every 4 seconds
    d. 2 red flashes every 5 seconds
94: You have orders to drop off the empties at the fleeting area in Cairo and add five loaded barges to your tow. If you are turning for 8 mph and estimate the current at 0.5 mph, what is your ETA at Cairo?

    a. 1928, 11 Aug
    b. 1614, 11 Aug
    c. 1327, 11 Aug
    d. 2352, 10 Aug
95: You complete changing out your tow and get underway enroute Memphis, Tennessee to deliver 2 tank barges. What is the distance you must travel from Cairo Point Light to the Lion Oil Refining Co. Docks in Memphis?

    a. 180.3 miles
    b. 220.2 miles
    c. 246.5 miles
    d. 734.3 miles
96: As you approach Kate Aubrey Towhead Light (mile 789.5 AHP), your searchlight will show what type of marking at the light?

    a. Green diamond
    b. Red and green banded square
    c. Green triangle
    d. Green square
97: The highest point on your towboat is 57 feet above the water, and the Memphis Gage reads +1.3 feet. What is the vertical clearance when you pass under the Memphis Highway Bridge in Memphis?

    a. 112.7 feet
    b. 55.7 feet
    c. 54.6 feet
    d. 51.8 feet
98: At 0230 on 13 August, you are at mile 610.5 AHP when you see about a mile ahead lights on the water near the left bank. What might you see when you come abreast of these lights?

    a. Privately maintained buoys at a yacht club
    b. Government buoys marking the Hurricane Point dikes
    c. Barges moored at the Dennis Landing Terminal
    d. A pipeline discharging dredge spoil
99: What is the mile point of the Rosedale Gage?

    a. 598 AHP
    b. 592 AHP
    c. 587 AHP
    d. 554 AHP
100: Which of the following statements concerning the buoys on the Mississippi River is TRUE?

    a. Buoy locations may be changed to indicate the channel for the existing river stage.
    b. The buoys are maintained on station year round.
    c. Buoys have permanent moorings on the river bottom and will not shift position.
    d. The position of river buoys can be determined by consulting the latest Light List - Vol. V.
101: At 1430 on 13 August, you pass Carolina Landing Light (mile 508.8 AHP). What has been the average current since 0230, 13 August if you have been making turns for 8.0 mph?

    a. 8.5 mph
    b. 5.7 mph
    c. 1.5 mph
    d. 0.5 mph
102: The latest available information on the channel conditions above Baton Rouge that includes recommended course and the latest buoy information is found in the __________.

    a. Local Notice to Mariners
    b. Waterways Journal
    c. Sailing Directions
    d. Corps. of Engineers maps
103: You are approaching the Old River Control Structure (mile 314.5 AHP). The structure is in operation. Which of the following statements is TRUE?

    a. The maximum speeds permitted when passing the channel are 10 mph downbound and 7.5 mph upbound.
    b. Tows must be no more than 110 feet wide when passing the inflow channel.
    c. You should navigate as close to the left descending bank of the Mississippi River as safety permits.
    d. Tow length should not exceed 850 feet when passing the inflow channel.
105: On 19 January , your 0300 zone time DR position is LAT 22°13'N, LONG 40°19'W. You are on course 297°T at a speed of 17 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0545 running fix?

    a. LAT 22°29.0'N, LONG 41°06.5'W
    b. LAT 22°30.3'N, LONG 41°00.2'W
    c. LAT 22°31.1'N, LONG 42°58.6'W
    d. LAT 22°33.0'N, LONG 42°55.9'W
106: You are steaming at 22 knots and burning 319 barrels of fuel per day. You must decrease your consumption to 137 barrels per day. What must you reduce your speed to in order to burn this amount of fuel?

    a. 12.4
    b. 14.8
    c. 16.6
    d. 18.2
108: The horizontal clearance of the center span on the Baton Rouge RR and Highway 190 Bridge is __________.

    a. 443
    b. 500
    c. 623
    d. 748
109: The horizontal clearance of the center span on the Baton Rouge RR and Highway Bridge (mile 233.9 AHP) is __________.

    a. 443
    b. 500
    c. 623
    d. 748
110: As you pass under the Baton Rouge RR and Highway 190 bridge you receive a call from another tow upriver. What channel on the VHF should you be monitoring?

    a. 1
    b. 13
    c. 16
    d. 67
111: As you pass Solitude Lt. (mile 249.0 AHP) which dayboard would you see?

    a. Green square
    b. Green diamond
    c. Red triangle
    d. Red diamond
112: Which of the following statements regarding buoys on the Mississippi River is TRUE?

    a. Buoys should be given as wide a berth as possible in passing.
    b. Buoy positions on the chart are exact.
    c. The buoys are maintained on station year round.
    d. The buoys do not shift positions due to permanent moorings.
113: What is indicated by the two light gray shaded areas that cross the river above False River Lt. (mile 251.0 AHP)?

    a. Ferry crossings
    b. Utility crossings
    c. Aerial cable crossings
    d. Bridge construction
114: What are the light characteristics of Greenwood Light (mile 288.6 AHP)?

    a. Fixed red light
    b. 1 red flash every 4 seconds
    c. 2 red flashes every 5 seconds
    d. 2 white flashes every 4 seconds
115: After passing Wilkinson Lt. (mile 310.0 AHP) you see a flashing amber light on the right descending bank ahead. The flashing light indicates that you should __________.

    a. stay in the deepest water
    b. slow down due to dredging operations
    c. keep as close to the right descending bank as safety permits
    d. keep as close to the left descending bank as safety permits
116: At which of the following times would you be able to listen to lower Mississippi River conditions on VHF Channel 22?

    a. 0900 hours
    b. 1100 hours
    c. 1300 hours
    d. 1700 hours
117: At 0645, on the 17th of April, you pass Hole in the Wall Lt. (mile 373.4 AHP). What has been your average speed since departing the Exxon Refinery?

    a. 5.8 mph
    b. 6.3 mph
    c. 6.7 mph
    d. 7.1 mph
118: Your company wants to know at what time you will be arriving at the fleeting area at Sycamore Chute Light (mile 740.3 AHP) in Memphis, TN. You are making turns for 9.0 mph and you estimate the average current at 2.2 mph. Figuring the distance and time from Hole in the Wall Lt. (mile 373.4 AHP), what is your ETA at Sycamore Chute Lt.?

    a. 0557, April 19th
    b. 1045, April 19th
    c. 1242, April 19th
    d. 1733, April 19th
119: What is the length of the trip?

    a. 405.8 miles
    b. 553.0 miles
    c. 904.0 miles
    d. 1136.8 miles
120: You estimate the current as 2.5 mph. What is the speed over the ground?

    a. 5.5 mph
    b. 6.0 mph
    c. 8.0 mph
    d. 11.0 mph
121: As you approach Casting Yard Dock Lt. (mile 265.4 AHP) you notice on the map a circle with 2 black sectors. This symbol indicates a __________.

    a. lock
    b. warning sign
    c. mooring buoy
    d. river gage
122: From Baton Rouge to Cairo, what is the maintained minimum channel depth during low water?

    a. 6 feet
    b. 9 feet
    c. 12 feet
    d. 30 feet
123: On which map would you find Redman Point, Arkansas?

    a. 20
    b. 23
    c. 29
    d. 37
124: At 1000, on May 11th, you are passing George Prince Lt. (mile 364.1 AHP) in Natchez, Mississippi and must send an ETA to the Monsanto Terminal in St. Louis (mile 178.0 UMR). Your engines are still turning for 8.5 mph and you estimate the current at 2.5 mph. What will be your arrival time in St. Louis?

    a. 1919 on 15 May
    b. 2344 on 15 May
    c. 1757 on 16 May
    d. 2236 on 16 May
125: As you approach Ashland Light (mile 378.1 AHP) which daymark would you see?

    a. Red triangle
    b. Red diamond
    c. Green square
    d. Green diamond
126: What is your clearance as you pass under the Vicksburg Highway 80 Bridge (mile 437.8 AHP). if the Vicksburg Gage reads 14.8 feet and the highest point on your tow boat is 44.5 feet?

    a. 36 feet
    b. 42 feet
    c. 57 feet
    d. 66 feet
127: After entering Milliken Bend (mile 455 AHP) you wish to locate the river service in Madison Parish, Louisiana. The river service is indicated by the square containing which number?

    a. 7
    b. 6
    c. 5
    d. 4
128: At Filter Point Light (mile 475 AHP) there are 2 close straight dashed lines on the map. What do these lines represent?

    a. Submerged oil pipelines
    b. Submerged telephone cables
    c. Submerged gas pipelines
    d. Aerial power cables
139: What is the distance to Caruthersville Gage from Cape Girardeau?

    a. 54.4 miles
    b. 160.4 miles
    c. 793.4 miles
    d. 899.4 miles
140: If the highest point on your towboat is 52 feet and the West Memphis Gage reads 26 feet what is the vertical clearance when you pass under the Hernando Desoto Bridge (mile 736.6 AHP)?

    a. 25.8 feet
    b. 30.7 feet
    c. 42.6 feet
    d. 56.7 feet
141: Your vessel is making turns for 9.5 mph and you estimate the average current for the trip will be 2.5 mph. What will be your ETA Donaldsonville, LA?

    a. 1222 on 7 October
    b. 1823 on 7 October
    c. 0443 on 8 October
    d. 1033 on 8 October
142: As you approach West Memphis Lt. (mile 727.4 AHP) you notice on the map a dashed line crossing the river. This line indicates a __________.

    a. submerged oil pipeline
    b. submerged gas pipeline
    c. aerial tramway
    d. aerial power line
143: At 1609, on October 5, you are abeam of Star Landing Lt. (mile 707.2 AHP) . You calculate your speed since you departed Sycamore Chute fleeting area. If you are turning for 9.5 mph what was the current?

    a. 1.0 mph
    b. 1.5 mph
    c. 2.0 mph
    d. 2.5 mph
144: What is the distance from the Arkansas River mouth to the Ohio River mouth in river miles?

    a. 594 miles
    b. 546 miles
    c. 422 miles
    d. 372 miles
145: As you approach Joseph Henry Light (mile 445.2 AHP) which daymark would you see?

    a. Red triangle
    b. Red diamond
    c. Green diamond
    d. Green square
146: On which river is Dover, KY located?

    a. Mississippi
    b. Tennessee
    c. Ohio
    d. Missouri
147: After passing Oak Bend Lt. (mile 425.6 AHP) you see a light gray shaded area extending into the river shown on the map. This indicates a __________.

    a. fleeting area
    b. weir
    c. dike
    d. revetment
148: You are turning for 8.2 mph and estimate the current at 1.5 mph. What is you speed over the ground?

    a. 9.7
    b. 8.2
    c. 7.8
    d. 6.7
149: Your engines are turning for 8.2 mph. You estimate the current at 1.5 mph. What is your speed over the ground?

    a. 9.7 mph
    b. 8.8 mph
    c. 8.2 mph
    d. 6.7 mph
150: Which dayboard would you see on Puntney Light (mile 943.6 AHP)?

    a. Green square
    b. Green triangle
    c. Red diamond
    d. Red triangle
151: What is the distance from the Memphis Gage to the Redneb Services Dock in New Orleans, LA.

    a. 460 miles
    b. 503 miles
    c. 588 miles
    d. 633 miles
152: How long will it take you to go from the Memphis Gage to your destination in New Orleans, LA, if you estimate the average current on this segment of the route to be 2.0 mph and you increase the engine turns to 8.5 mph.

    a. 1 day 20 hours 33 minutes
    b. 2 days 6 hours 24 minutes
    c. 2 days 12 hours 15 minutes
    d. 3 days 4 hours 11 minutes
153: What is the minimum maintained depth of the channel from Cairo to Baton Rouge during low water?

    a. 9 feet
    b. 12 feet
    c. 15 feet
    d. 18 feet
154: You see a buoy with red and green bands. This buoy marks __________.

    a. the center of the channel
    b. the preferred channel
    c. a channel crossing
    d. an isolated danger
155: As you approach Old River Control Structure Light you see a flashing amber light. You should __________.

    a. navigate as close to the left descending bank as safety permits
    b. navigate as close to the right descending bank as safety permits
    c. turn into the inflow channel as the bypass is now open
    d. slow your engine speed to not more than 5 mph
156: What are the dimensions of the Old River Lock?

    a. 110 ft x 1190 ft
    b. 100 ft x 990 ft
    c. 75 ft x 1000 ft
    d. 75 ft x 1190 ft
157: At 1710 on 27 November, you are abeam of Kings Point Lt. (mile 439.8 AHP). At this time you receive a message that there will no be space for you at the Redneb Services Dock until after 1200 on the 29 November. What speed over the ground will you have to slow to so as not to arrive before this time?

    a. 5.4 mph
    b. 6.1 mph
    c. 6.9 mph
    d. 7.9 mph
158: Which daymark should you see as you approach French Point Light (mile 915.4 AHP)?

    a. Red triangle
    b. Green square
    c. Red diamond
    d. Green diamond
159: You are turning for 6.8 mph and estimate the current at 1.0 mph. What is your speed over the ground?

    a. 8.8 mph
    b. 8.2 mph
    c. 7.8 mph
    d. 6.8 mph
160: How far is it to the Hernando Desoto Bridge in Memphis, TN?

    a. 980.8 miles
    b. 736.6 miles
    c. 218.1 miles
    d. 202.4 miles
160: How far is it to the Hernando Desoto Bridge in Memphis, TN?

    a. 980.8 miles
    b. 736.6 miles
    c. 218.1 miles
    d. 202.4 miles
161: At 1923, on September 21, you pass Bixby Towhead Light (mile 873.7 AHP). What was your average speed since leaving Cairo?

    a. 12.1 mph
    b. 11.3 mph
    c. 10.5 mph
    d. 9.2 mph
162: At 1923, you decrease speed to make good 9.2 mph. What is the first Gage you will pass after your speed change?

    a. Cottonwood Point
    b. New Madrid
    c. Fulton
    d. Tiptonville
163: Which light will you be passing at 0059, on 22 September, if you make good 9.2 mph?

    a. Kate Aubrey Lt.
    b. Obion Bar Lt.
    c. Trotter Lt.
    d. Quaker Oats Lt.
164: The Helena Gage reads 9.4 feet. The high point on your towboat is 42 feet above water. What is the vertical clearance when you pass under the Helena Highway Bridge?

    a. 53.0 feet
    b. 64.2 feet
    c. 68.0 feet
    d. 110.0 feet
165: Which company does NOT have a marine facility along the river bank in Helena (mile 661 to 665 AHP)?

    a. Helena Grain, Inc.
    b. Helena Bridge Terminal, Inc.
    c. Quincy Soybean Co.
    d. Texas Eastern Pipeline Co.
166: If the Bayou Sara Gage reads -0.5 feet, the Low Water Reference Plane is 5.25. What is the water level in relation to the low water reference plane?

    a. 0.5 foot below the plane
    b. 0.5 foot above the plane
    c. 5.25 feet above the plane
    d. 5.75 feet below the plane
167: The Arkansas City Yellow Bend revetment on the LMR extends from mile __________.

    a. 555.5-549.7 RDB
    b. 549.0-548.5 RDB
    c. 556.9-554.9 LDB
    d. 548.5-546.5 LDB
170: You observe the lower limb of the Sun at a sextant altitude (hs) of 54°28.2' on 22 July . The index error is 1.5' off the arc. The height of eye is 56 feet (17.1 meters). What is the observed altitude (Ho)?

    a. 54°30.9'
    b. 54°36.2'
    c. 54°37.7'
    d. 54°37.9'
171: At 2015, your vessel is at the Chesapeake Bay Bridge and Tunnel midway between buoys "13" and "14". If the height of tide is -1 foot (-0.3 meters), what is the approximate depth of water?

    a. 35 feet (10.6 meters)
    b. 43 feet (13.1 meters)
    c. 46 feet (13.9 meters)
    d. 53 feet (15.5 meters)
172: If you steer 143°pgc from your 2015 position at an engine speed of 8.0 knots, at what time would you reach a point midway between buoys "11" and "12" (ignore set and drift)?

    a. 2029
    b. 2032
    c. 2035
    d. 2037
173: At 2015, you alter course to 154°pgc. What is the course per standard magnetic compass (psc)?

    a. 142°psc
    b. 152°psc
    c. 157°psc
    d. 162°psc
174: Which of the following concerning Thimble Shoal Channel is TRUE?

    a. Only deep-draft passenger ships and large naval vessels may use the main channel.
    b. A tow drawing 20 feet is excluded from the main channel.
    c. The channel is 14.5 miles in length.
    d. Thimble Shoal Channel is in international waters.
175: At 2118, you obtain the following bearings:

Cape Henry Light - 148°pgc
Cape Charles Light - 033°pgc
Thimble Shoal Light - 291°pgc

From this position, you proceed to Norfolk, VA, a distance of approximately 26.0 miles. To arrive at Norfolk by 0200 the next day, what is the speed to make good from your 2118 position to arrive at this time?

    a. 6.5 knots
    b. 6.0 knots
    c. 5.5 knots
    d. 5.0 knots
176: What is your 2118 position?

    a. LAT 36°56.6'N, LONG 76°01.0'W
    b. LAT 36°57.0'N, LONG 76°01.5'W
    c. LAT 36°57.4'N, LONG 76°01.9'W
    d. LAT 36°58.0'N, LONG 76°02.4'W
178: If the Old Point Comfort main light was inoperative what emergency light would be shown?

    a. Light of reduced intensity
    b. Alternating red and white
    c. Flashing yellow
    d. Strobe light
179: In order to check your compasses, you sight North Dumpling Island Light in line with Latimer Reef Light bearing 077°pgc. The helmsman was steering 307°pgc and 320° per standard magnetic compass at the time. Which statement is TRUE?

    a. The gyro error by observation is 2°E.
    b. The deviation based on the observation is 15°W.
    c. The magnetic compass error is 14°W.
    d. The true line of the range is 079°.
180: On 4 July you observe the lower limb of the Sun at a sextant altitude (hs) of 25°29.8'. The index error is 3.1' off the arc. The height of eye is 48 feet (14.6 meters). What is the observed altitude (Ho)?

    a. 25°37.1'
    b. 25°40.2'
    c. 25°42.8'
    d. 25°44.3'
181: You are on course 192°pgc at 12 knots. At 1900 you fix your position using the following information:

Sand Shoal Inlet South Light bearing 244°true @ 11 nm


What is your latitude and longitude at 1900?

    a. LAT 37°21.5'N, LONG 75°34.8'W
    b. LAT 37°22.0'N, LONG 75°34.9'W
    c. LAT 37°22.2'N, LONG 75°35.0'W
    d. LAT 37°22.6'N, LONG 75°35.7'W
182: What course should you steer using the standard magnetic compass (psc) to make good the course of 192°pgc?

    a. 188°psc
    b. 203°psc
    c. 205°psc
    d. 208°psc
183: At 1920, the buoy off your starboard bow is __________.

    a. Sand Shoal Inlet Lighted Buoy "A"
    b. Hog Island Lighted Bell Buoy
    c. South Light Buoy
    d. an interrupted quick flashing buoy
184: At 1930, your position is LAT 37°16.7'N, LONG 75°37.7'W. The depth of water is approximately __________.

    a. 40 feet (12.2 meters)
    b. 50 feet (15.2 meters)
    c. 60 feet (18.3 meters)
    d. 70 feet (23.2 meters)
185: At 1950, your position is LAT 37°12.3'N, LONG 75°38.6'W. The set and drift from 1930 to 1950 were __________.

    a. 150°T at 1.6 knot
    b. 150°T at 0.6 knots
    c. 330°T at 0.6 knot
    d. 330°T at 1.6 knots
186: Assume set and drift have no effect on your vessel. If you change course to 187°pgc from your 1950 position, how close will you pass Cape Charles Lighted Bell Buoy "14"?

    a. 0.1 mile
    b. 0.5 mile
    c. 0.8 mile
    d. 1.1 miles
187: At 2020, you obtain a fix using the following information:
9960-X-27112
9960-Y-41432

Cape Charles Lighted Bell Buoy "14" bears 333°pgc. Your longitude is __________.

    a. 75°38.9'W
    b. 75°39.1'W
    c. 75°40.5'W
    d. 75°41.4'W
188: At 2020, what is the course to steer to enter the inbound lane of North Chesapeake Entrance traffic separation scheme if a northwesterly wind causes 3° of leeway?

    a. 227°pgc
    b. 221°pgc
    c. 218°pgc
    d. 215°pgc
189: At 0645, Watch Hill Point (left tangent) bears 316.5°pgc at 2.75 miles. What was the speed made good between 0600 and 0645?

    a. 8.1 knots
    b. 9.8 knots
    c. 10.3 knots
    d. 11.4 knots
190: On 2 January you observe the lower limb of the Sun at a sextant altitude (hs) of 35°50.4'. The index error is 0.8' on the arc. The height of eye is 24 feet (7.3 meters). What is the observed altitude (Ho)?

    a. 35°50.3'
    b. 35°54.7'
    c. 35°59.7'
    d. 36°05.6'
191: If you make good 12 knots, what is the ETA at North Chesapeake Channel Entrance Buoy "NCA" (LL #375)?

    a. 2121
    b. 2116
    c. 2111
    d. 2101
192: At 2100, Cape Charles Light bears 321°pgc, and Cape Henry Light bears 247°pgc. Your latitude is __________.

    a. 37°00.6'N
    b. 37°00.0'N
    c. 36°59.7'N
    d. 36°59.4'N
193: If the visibility is 3 miles, at what range will you lose sight of Chesapeake Light?

    a. The light has never been visible.
    b. 4.6 miles
    c. 6.4 miles
    d. 8.3 miles
194: At 2100, you alter course to 250°T and reduce speed to 7 knots. You enter the traffic separation scheme on the inbound side. At 2200, your fix shows you crossing a broken purple line on the chart, and you observe North Chesapeake Entrance Lighted Gong Buoy "NCD" to port. This area is __________.

    a. an area with local magnetic disturbances
    b. a pilotage area
    c. a precautionary area centered on buoy "CBJ"
    d. in inland waters
196: What course per standard magnetic compass is (psc) the same as 247°pgc?

    a. 257°psc
    b. 260°psc
    c. 262°psc
    d. 265°psc
197: At 2215, Cape Henry Light bears 242°pgc, Cape Charles Light bears 010.5°pgc, and Chesapeake Channel Tunnel North Light bears 319°pgc. You are heading 271°pgc. What is the relative bearing of Thimble Shoal Light?

    a. 014°
    b. 017°
    c. 280°
    d. 332°
198: While navigating inbound Thimble Shoal Channel system you must __________.

    a. navigate in the main channel when between Trestles A & B
    b. use the north auxiliary channel
    c. remain 1500 yards (1360 meters) from large naval vessels
    d. maintain a speed of six knots
199: You are underway in the vicinity of Block Island and obtain the following lines of position:

Montauk Point Light 263°pgc
Block Island Southeast Light 026°pgc
Radar Bearing to Block Island Southwest Point 348°pgc

What is your position at the time of these sightings?

    a. LAT 41°05.0'N, LONG 71°36.2'W
    b. LAT 41°05.3'N, LONG 71°35.8'W
    c. LAT 41°05.3'N, LONG 71°35.1'W
    d. LAT 41°05.4'N, LONG 71°35.0'W
201: What course should you steer by your standard magnetic compass to make good a course of 280°T?

    a. 294°psc
    b. 290°psc
    c. 272°psc
    d. 266°psc
202: Which statement concerning Montauk Point Light is TRUE?

    a. The light comes on at sunset.
    b. There is an emergency light if the main light is extinguished.
    c. The height of the light is 24 feet.
    d. The tower is painted with black and white stripes.
203: At 1800, your position is LAT 41°06.5'N, LONG 71°43.5'W. How would the buoy which bears 030°T from your position at a range of approximately 0.5 mile be painted?

    a. Horizontally banded, red over green
    b. Horizontally banded, green over red
    c. Vertically striped, red and green
    d. Solid green with red letters "BIS"
204: From your 1800 position you steer a course of 350°psc at a speed of 10.0 knots. At 1830, your position is LAT 41°11.7'N, LONG 71°45.8'W. What are the set and drift of the current?

    a. 029°T, 1.4 knot
    b. 029°T, 0.7 knots
    c. 209°T, 0.7 knot
    d. 209°T, 1.4 knots
205: From your 1830 fix, you come left to a course of 290°T. Which of the following statements concerning Watch Hill Light is FALSE?

    a. The nominal range of its white light is 15 miles.
    b. It displays both red and white lights.
    c. Its geographic range is 18.5 miles at a 35 foot (10.7 meter) height of eye.
    d. Its horn blasts every 30 seconds in fog.
206: At 1850, you obtain the following bearings and distances:

Montauk Point 189°pgc 8.7 miles
Watch Hill Light 340°pgc 5.7 miles

What true course did you make good between 1830 and 1850?

    a. 293°T
    b. 297°T
    c. 299°T
    d. 305°T
207: If your height of eye is 35 feet (10.7 meters), what is the approximate geographic range of Block Island North Light?

    a. 7.4 nm
    b. 13.0 nm
    c. 15.8 nm
    d. 17.5 nm
208: From your 1850 fix, you come left to a course of 280°T,
while maintaining a speed of 10 knots. Which of the following combinations of available Loran-C lines would be best for position determination?

    a. 9960-X and 9960-Y
    b. 9960-Y and 9960-W
    c. 9960-W and 9960-X
    d. All are equally good.
209: At 0705, you take the following bearings:

Watch Hill Light 034.5°pgc
Latimer Reef Light 338.0°pgc
Race Rock Light 268.0°pgc

What was the true course made good between 0645 and 0705?

    a. 253°T
    b. 256°T
    c. 263°T
    d. 266°T
210: During evening twilight on 28 December , the sextant altitude (hs) of the planet Venus was 29°43.2'. The height of eye was 40 feet, and the index error was 2.0' on the arc. What was the observed altitude (Ho)?

    a. 29°34.1'
    b. 29°36.0'
    c. 29°36.3'
    d. 29°38.2'
211: You decide to use the 9960-Y and 9960-W rates. At 1915,
you obtain the following readings:

9960-Y-43936.0
9960-W-14653.3

What is your 1915 position?

    a. LAT 41°13.0'N, LONG 71°54.1'W
    b. LAT 41°13.0'N, LONG 71°53.9'W
    c. LAT 41°13.2'N, LONG 71°53.7'W
    d. LAT 41°13.4'N, LONG 71°53.4'W
212: If you were to head into Fishers Island Sound, which of the following charts would you switch to for better detail of Mystic and Mystic Harbor?

    a. 13209
    b. 13212
    c. 13214
    d. 13215
213: From your 1915 position, you come left and set a course for Gardiners Point. At 1930, your position is LAT 41°12.7'N, LONG 71°56.8'W. What type of bottom is charted at this position?

    a. Blue mud, gritty shells
    b. Buried mussels, gritty shells
    c. Bumpy muck with grainy surface
    d. Blue mud, gray sand
214: From your 1930 position, you plot a course to pass 0.5 mile due south of Race Rock Light. If your vessel's speed is 10.0 knots, the current's set and drift are 040°T at 1.8 knots, and a north wind produces a 3° leeway, what true course should you steer to make good your desired course?

    a. 300°T
    b. 295°T
    c. 290°T
    d. 280°T
215: As an option to heading into Long Island Sound, you consider anchoring in the vicinity of the Gardiners Point Ruins at the north end of Gardiners Island. What is the minimum recommended distance from the ruins for fishing, trawling, or anchoring?

    a. 1.0 mile
    b. 0.8 mile
    c. 0.5 mile
    d. 300 yards (91 meters)
216: NOAA VHF-FM weather broadcasts from New London, CT are on __________.

    a. 162.55 MHz
    b. 162.40 MHz
    c. 162.30 MHz
    d. 162.25 MHz
217: Your 1600 position is LAT 37°22.5'N, LONG 75°32.3'W. The depth of water under the keel is about __________.

    a. 59 feet (17.3 meters)
    b. 52 feet (15.8 meters)
    c. 45 feet (13.6 meters)
    d. 38 feet (11.5 meters)
218: If there is no current, what is the course per gyro compass from your 1600 position to point A located 0.5 mile due east of Hog Island Lighted Bell Buoy "12"?

    a. 199°pgc
    b. 196°pgc
    c. 193°pgc
    d. 190°pgc
219: At 1630, you reach point A and come right to 204°T. Your engine speed is 12 knots. Your 1715, position is LAT 37°09.8'N, LONG 75°37.4'W. The current was __________.

    a. 067°T at 1.4 knots
    b. 246°T at 1.0 knots
    c. 067°T at 1.0 knots
    d. 246°T at 1.4 knots
220: From your 1715 fix, you steer 214°T at 12 knots. At 1800,
you take the following bearings:

Chesapeake Light bearing 175°pgc
Cape Henry Light bearing 239°pgc
Cape Charles Light bearing 293°pgc

Your 1800 position is __________.

    a. LAT 37°02.7'N, LONG 75°42.7'W
    b. LAT 37°02.9'N, LONG 75°43.1'W
    c. LAT 37°03.0'N, LONG 75°43.3'W
    d. LAT 37°03.1'N, LONG 75°42.8'W
221: At 1815, your position is LAT 37°01.0'N, LONG 75°42.7'W. If there is no current, what is the course per standard magnetic compass to arrive at a point 0.3 mile due north of North Chesapeake Entrance Lighted Whistle Buoy "NCA" (LL#375)?

    a. 257.0°
    b. 255.5°
    c. 251.0°
    d. 249.0°
222: From your 1815 position, you want to make good a course of 263°T. Your engines are turning RPM's for 12 knots. The current is 050°T at 1.9 knots. Adjusting your course for set and drift, at what time should you expect to enter the red sector of Cape Henry Light?

    a. 1904
    b. 1859
    c. 1854
    d. 1849
223: At 1920, Cape Henry Light bears 225°pgc, and Chesapeake Channel Tunnel North Light bears 288°pgc. If your heading is 268°T, what is the relative bearing of Chesapeake Light?

    a. 206°
    b. 213°
    c. 215°
    d. 220°
224: Which statement concerning your 1920 position is TRUE?

    a. You are governed by the Inland Rules of the Road.
    b. You are entering a restricted area.
    c. You are within the Chesapeake Bay Entrance traffic separation scheme.
    d. You can expect differences of as much as 6° from the normal magnetic variation of the area.
225: From your 1920 position, you change course to enter Chesapeake Channel between buoys 9 and 10. What is the course per standard magnetic compass (psc) ?

    a. 274°psc
    b. 280°psc
    c. 283°psc
    d. 286°psc
226: At 2000, your position is LAT 37°04.1'N, LONG 76°05.6'W. You change course for the Eastern Shore. At 2037, Old Plantation Flats Light bears 033°pgc, and York Spit Light bears 282°pgc. The course made good from your 2000 position is __________.

    a. 020°T
    b. 014°T
    c. 006°T
    d. 359°T
227: At 2037, you change course to make good a course of 016°T. There is no current, but a westerly wind is causing 3° leeway. What course per standard magnetic compass (psc) should you steer to make good the course 016°T?

    a. 022°psc
    b. 025°psc
    c. 028°psc
    d. 031°psc
228: Your height of eye is 25 feet (7.6 meters). If the visibility is 5.5 nautical miles, what is the luminous range of Wolf Trap Light?

    a. 17.0 miles
    b. 16.0 miles
    c. 12.0 miles
    d. 7.5 miles
229: If you want a more detailed chart of the area at your 2115 DR position, which chart should you use?

    a. 12222
    b. 12225
    c. 12224
    d. 12222
230: At 2123, your position is LAT 37°20.0'N, LONG 76°03.0'W. What is your distance offshore of Savage Neck?

    a. 1.7 miles
    b. 2.6 miles
    c. 3.4 miles
    d. 4.6 miles
231: From your 2123 position, you are approximately 42 miles from Crisfield, MD. If you are making good a speed of 13 knots, at what time should you arrive at Crisfield, MD?

    a. 0148
    b. 0112
    c. 0037
    d. 2359
232: At 0700, Stratford Shoal Middle Ground Light bears 137°pgc. From your radar, you get a bearing of 007°pgc to the south tip of Stratford Point with a range of 4.5 miles. What is your 0700 position?

    a. LAT 41°04.6'N, LONG 73°07.0'W
    b. LAT 41°04.6'N, LONG 73°06.6'W
    c. LAT 41°04.6'N, LONG 73°07.4'W
    d. LAT 41°04.6'N, LONG 73°07.2'W
233: At 0725, you are heading 054°T, and Stratford Point Light is abeam to port at 3.1 miles. The current is 135°T at 1.8 knots. If you make turns for an engine speed of 8 knots, which course must you steer to make good 048°T?

    a. 055°T
    b. 047°T
    c. 042°T
    d. 035°T
234: Which structure should you look for while trying to locate Southwest Ledge Light?

    a. White octagonal house on a cylindrical pier
    b. White conical tower with a brown band midway of height
    c. Conical tower, upper half white, lower half brown
    d. Black skeleton tower on a granite dwelling
235: At 0830, you obtained the following Radar Ranges:

New Haven Light @ 2.2 nm
Branford Reef Light @ 4.2 nm

What is your vessel's position?

    a. LAT 41°12.4'N, LONG 73°56.0'W
    b. LAT 40°17.4'N, LONG 73°54.0'W
    c. LAT 41°12.4'N, LONG 72°53.8'W
    d. LAT 41°13.4'N, LONG 72°53.8'W
236: From your 0830 position, you wish to make good 097°T. There is no current, but a southerly wind is producing 3° leeway. What course should you steer per standard magnetic compass in order to make good your true course?

    a. 109°psc
    b. 112°psc
    c. 115°psc
    d. 118°psc
237: At 0845, you are on a course of 097°T, and Townshend Ledge Buoy "10A" is close abeam to port. With a westerly current of 1.2 knots, what speed will you have to turn for from your 0845 position in order to arrive abeam of Six Mile Reef Buoy "8C" at 1030?

    a. 12.1 knots
    b. 10.9 knots
    c. 9.7 knots
    d. 8.5 knots
238: At 0910, your DR position is LAT 41°11.9'N, LONG 72°47.8'W. Your vessel is on course 097°T at 9.5 knots, and the weather is foggy. At 0915, Branford Reef Light is sighted through a break in the fog bearing 318°T. At 0945, Falkner Island Light is sighted bearing 042°T. What is your 0945 running fix position?

    a. LAT 41°11.1'N, LONG 72°41.2'W
    b. LAT 41°11.3'N, LONG 72°41.3'W
    c. LAT 41°11.5'N, LONG 72°40.7'W
    d. LAT 41°11.8'N, LONG 72°40.2'W
239: What do the dotted lines around Goose Island and Kimberly Reef represent?

    a. Depth contours
    b. Breakers
    c. Limiting danger
    d. Tide rips
240: At 1100, your position is LAT 41°11.3'N, LONG 72°28.0'W. You are steering a course of 069°T to leave Black Point one mile off your port beam. It has been reported that the Long Sand Shoal Buoys and Hatchett Reef Buoys are off station. Which of the following will serve as a line marking the hazards and keep your vessel in safe water?

    a. A bearing to Little Gull Island Light of not less than 090°
    b. Maintaining a 7nm range off Orient point
    c. Danger bearing to Black Point of not more than 064°T
    d. A distance to Saybrook Breakwater Light of not less than 1.3 miles
241: Little Gull Island Light is __________.

    a. lighted only during daytime when the sound signal is in operation
    b. lighted throughout 24 hours
    c. maintained only from May 1 to Oct 1
    d. obscured by trees from 253° to 352°
242: At 1210, you are in position LAT 41°14.3'N, LONG 72°16.5'W. What is the depth of water below your keel?

    a. 92 feet (28.0 meters)
    b. 97 feet (29.4 meters)
    c. 108 feet (32.7 meters)
    d. 115 feet (35.0 meters)
243: From your 1210 position, you are making good a course of 083°T. Your engines are turning RPMs for 10 knots. The set and drift of the current are 310° at 1.7 knots. At what time should you expect to enter the red sector of New London Harbor Light?

    a. 1243
    b. 1254
    c. 1259
    d. 1305
244: Your vessel is entering New London Harbor Channel. If there is no current, what should you steer per gyro compass to stay on the range?

    a. 006°
    b. 357°
    c. 354°
    d. 351°
245: On chart 12354, the datum from which heights of objects are taken is __________.

    a. lowest low water
    b. mean low water
    c. mean high water
    d. mean lower low water
246: The red sector of New London Harbor Light covers from __________.

    a. 040° - 310°
    b. 000° - 031°
    c. 208° - 220°
    d. 000° - 041°
247: What type of bottom is found at Long Sand Shoal?

    a. Rocky
    b. Muddy
    c. Hard
    d. Sandy
248: You are southeast of Saybrook Breakwater Light passing Saybrook Bar Lighted Bell Buoy "8". This buoy marks __________.

    a. a sunken wreck
    b. a bifurcation
    c. the junction with the Connecticut River
    d. shoal water
249: At 0005, on 26 January, your position is LAT 41°11.8'N, LONG 72°20.5'W. From this position, you plot a course to steer to Mattituck Breakwater Light "MI" with an engine speed of 9.0 knots. If there are no set and drift, what course should you steer?

    a. 225.0°psc
    b. 230.5°psc
    c. 233.0°psc
    d. 236.0°psc
250: At 0045, you obtain the following information:

Radar range to Inlet Point is 1.4 miles;
Radar range to Rocky Point is 2.8 miles.
Radar range to Horton Point is 2.8 miles.

What were the set and drift between 0005 and 0045?

    a. 275°true, 0.9 knot
    b. 275°true, 1.4 knots
    c. 095°true, 1.4 knot
    d. 095°True, 0.9 knots
251: You alter course from your 0045 position to head for Mattituck Breakwater Light "MI". If the visibility is 10 miles and you make good 9 knots, at what time will you lose sight of Saybrook Breakwater Light?

    a. 0100
    b. 0123
    c. 0131
    d. The light is visible all the way to Mattituck Inlet
252: At 0100, you obtain the following radar ranges:

Inlet Point - 2.7 miles,
Rocky Point - 4.5 miles,
Horton Point - 1.0 mile.

What was the speed made good between 0045 and 0100?

    a. 6.7 knots
    b. 7.2 knots
    c. 8.0 knots
    d. 8.7 knots
253: According to the DR track line from your 0100 position, how far off Roanoke Point Shoal Buoy "5" should you be when the buoy is abeam?

    a. 1.8 mile
    b. 1.3 mile
    c. 0.8 mile
    d. 0.2 miles
254: At 0130, you obtain the following radar ranges:

Horton Point Light - 4.3 miles;
Mattituck Breakwater Light - 3.45 miles;
Duck Pond Point - 2.0 miles.

What were the course and speed made good between 0100 and 0130?

    a. 236°T at 9.4 knots
    b. 246°T at 9.8 knots
    c. 259°T at 9.8 knots
    d. 267°T at 9.4 knots
255: From your 0130 position, you change course to adjust for set and drift, and you later obtain the following lbearings:

Mattituck Inlet Light bearing 104.5°true
Falkner Island Light bearing 001°true

What is the latitude and longitude of the fix?

    a. LAT 41°00.8'N, LONG 72°40.8'W
    b. LAT 41°01.2'N, LONG 72°40.4'W
    c. LAT 41°02.0'N, LONG 72°39.5'W
    d. LAT 41°02.6'N, LONG 72°39.0'W
256: At 0209, your position is LAT 41°01.8'N, LONG 72°40.8'W. What course should you steer per standard magnetic compass to make good 278° magnetic? (assume no set and drift)

    a. 262.0°psc
    b. 265.0°psc
    c. 270.5°psc
    d. 275.5°psc
257: At 0705, you change course to head for The Race. You wish to leave Race Rock Light bearing due north at 0.4 mile. If the current is 110°T, at 2.8 knots, and you are turning for 12.0 knots, what course (pgc) should you steer?

    a. 252°pgc
    b. 257°pgc
    c. 265°pgc
    d. 271°pgc
258: During twilight on 28 December , about 1800 GMT, in DR position LAT 4°00'N, LONG 0°06'W, the sextant altitude (hs) of Venus was 30°46.8'. The height of eye was 36 feet, and the index error was 2.0' on the arc. The temperature was 68°F. The barometer read 1030 mb. Calculate the observed altitude (Ho).

    a. Ho 30°35.2'
    b. Ho 30°37.1'
    c. Ho 30°38.1'
    d. Ho 30°40.3'
259: The south coast of Long Island Sound between Mattituck Inlet and Port Jefferson is __________.

    a. composed of high rocky bluffs
    b. a high, flat plateau with sheer cliffs
    c. low and marshy with isolated beaches
    d. fringed by rocky shoals
260: At 0300, your position is LAT 41°01.7'N, LONG 72°55.1'W. From this position you steer a course of 289° per standard magnetic compass at an engine speed of 10.0 knots. At what time can you first expect to see Stratford Shoal Middle Ground Light if the luminous range is 8.0 miles?

    a. 0318
    b. 0312
    c. 0309
    d. 0303
261: You must arrive at your final destination by 0800. The distance from your 0300 position to the final destination is 40.5 miles. What minimum speed must be made good to arrive on time?

    a. 9.6 knots
    b. 9.3 knots
    c. 8.5 knots
    d. 8.1 knots
262: You are northwest of Port Jefferson Harbor steering 242° per standard magnetic compass. As you continue westward, you see that the Port Jefferson Range Front Light and Rear Light come into line. If the deviation table is correct, the bearing of the range should be __________.

    a. 157°psc
    b. 160°psc
    c. 163°psc
    d. 166°psc
263: As you enter the New Haven Outer Channel, you sight the range markers in line directly over the stern. Your heading at the time is 155.5° per gyrocompass. What is the gyro error?

    a. 1.0°E
    b. 1.0°W
    c. 2.0°E
    d. 2.0°W
264: At 0720, you are in the outer channel between buoy "1" and buoy "2" and change course to pass Townshend Ledge Lighted Bell Buoy "10A" abeam to port at 200 yards. What is your ETA off the buoy?

    a. 0745
    b. 0741
    c. 0738
    d. 0734
265: At 0740, you take the following Radar Ranges:

Branford Reef Light @ 2.5 nm
New Haven Light @ 3.9 nm

What is your position?

    a. LAT 41°12.4'N, LONG 72°51.5'W
    b. LAT 41°12.6'N, LONG 72°51.8'W
    c. LAT 41°12.7'N, LONG 72°51.9'W
    d. LAT 41°12.2'N, LONG 72°52.0'W
266: From your 0740 position, you change course to pass 1.1 miles north of Falkner Island Light. What loran reading will ensure that you will remain clear of the 18' shoal located 1 mile NW of Falkner Island Light?

    a. 9960 Y: not less than 44014
    b. 9960 X: not more than 26452
    c. 9960 W: not less than 14942
    d. None of the above
267: At 0802, Branford Reef Light bears 348°T at 0.75 mile, and the north point of Falkner Island bears 088°T at 6.7 miles. What were the set and drift since 0740?

    a. Set 040°T, drift .2 knot
    b. Set 220°T, drift .2 knot
    c. Set 220°T, drift .6 knot
    d. You are making good your intended course and speed.
268: What publication contains information on the navigational hazards in the vicinity of Falkner Island?

    a. The navigational regulations in Title 46, Code of Federal Regulations
    b. U.S. Coast Pilot
    c. U.S. Coast Guard Light List
    d. Inland Navigation Rules
269: If there is no current, what is the course per standard magnetic compass from your 0802 fix to the position 1.1 miles north of Falkner Island Light?

    a. 099°
    b. 095°
    c. 068°
    d. 064°
270: At 0830, you wish to get the latest weather forecasts for the Falkner Island area. On what frequency would you set your FM radio for this information?

    a. 2181 kHz
    b. 162.40 Mhz
    c. 156.80 Mhz
    d. 156.65 Mhz
271: At 0844, the range to the north end of Falkner Island is 2.0 miles and the left tangent bearing is 102°T. What is the approximate charted depth of the water?

    a. 29 ft (8.8 meters)
    b. 22 ft (6.7 meters)
    c. 19 ft (5.8 meters)
    d. 14 ft (4.2 meters)
272: At 0925, you plot the following bearings:

Falkner Island Light bearing 251°true
Kelsey Point BW Light bearing 075°true

If you correct for a current setting 215°T at 0.5 knot, what course will you steer from the 0925 position to arrive at a position 0.5 mile south of Long Sand Shoal West End Horn Buoy "W"?

    a. 102°T
    b. 096°T
    c. 093°T
    d. 089°T
273: If you correct for the current in the previous question (215°T at 0.5 knot) and maintain an engine speed of 7.5 knots, what is your ETA 0.5 mile south of buoy "W"?

    a. 1014
    b. 1018
    c. 1021
    d. 1026
274: At what approximate distance would you expect Bartlett Reef Light to break the horizon, if the visibility is 27 nautical miles?

    a. 12.8 nm
    b. 12.0 nm
    c. 6.9 nm
    d. 5.9 nm
275: At 1038, you are 0.4 mile south of Long Sand Shoal Buoy "8A" on course 090°T when visibility is reduced to 1 mile in rain and haze. You intend to stay on 090°T until your Loran shows a reading that you can safely follow to the approaches of New London. Which of the following Loran readings will you look for?

    a. 9960-Y-43980
    b. 9960-X-26290
    c. 9960-W-14730
    d. 9960-W-14810
276: At 1200, your position is 2.0 miles southwest of Bartlett Reef Light. Your heading is 075°T. Visibility is less than 0.2 mile in fog and rain. Which of the following signals is most likely to be from another vessel?

    a. Whistle from 125° relative
    b. Bell from 350° relative
    c. Whistle from 075° relative
    d. Horn from 330° relative
277: What chart should you use after you enter New London Harbor?

    a. 13211
    b. 13214
    c. 13213
    d. 13272
278: The National Weather Service provides 24 hour weather broadcasts to vessels transiting the Chesapeake Bay Bridge Tunnel area on which frequency?

    a. 162.55 MHz
    b. 162.85 MHz
    c. 181.15 MHz
    d. 202.35 MHz
279: At 1752, your position is LAT 37°04.3'N, LONG 76°06.4'W. On a flood current you should expect to be set to the __________.

    a. south southeast
    b. south southwest
    c. east southeast
    d. north northwest
280: Your 1752 position places you __________.

    a. less than 0.5 mile eastward of York Spit Channel
    b. less than 0.5 mile westward of York Spit Channel
    c. greater than 0.5 mile westward of York Spit Channel
    d. greater than 0.5 mile eastward of York Spit Channel
280: Your 1752 position places you __________.

    a. less than 0.5 mile eastward of York Spit Channel
    b. less than 0.5 mile westward of York Spit Channel
    c. greater than 0.5 mile westward of York Spit Channel
    d. greater than 0.5 mile eastward of York Spit Channel
281: What is the average velocity of the maximum flood current at the Tail of the Horseshoe?

    a. 1.6 knot
    b. 1.3 knot
    c. 0.9 knots
    d. 0.6 knots
282: From your 1752 position, you steer 307°pgc at 9 knots. At 1805, you obtain the visual bearings. What are the latitude and longitude of your 1805 position? Old Pt. Comfort Light 232°pgc. Chesapeake Bay Tunnel North Light 130°pgc.

    a. LAT 37°05.9'N, LONG 76°08.0'W
    b. LAT 37°06.0'N, LONG 76°08.4'W
    c. LAT 37°05.9'N, LONG 76°07.7'W
    d. LAT 37°06.1'N, LONG 76°07.5'W
283: At 1810, you sight a buoy on your starboard side labeled "19". This buoy marks __________.

    a. the side of York Spit Channel
    b. the visibility limit of the red sector of Cape Henry Light
    c. the end of York Spit Channel
    d. the junction of the York Spit and York River Entrance Channels
284: Based on a DR, at approximately 1817 you would expect to __________.

    a. enter a traffic separation zone
    b. cross a submerged pipeline
    c. depart a regulated area
    d. depart a restricted area
285: At 1845, you plot the following bearing lines:

Old Plantation Flats Light bearing 251°true
New Point Comfort Light bearing 335°true

Your latitude is __________.

    a. 37°10.7'N
    b. 37°10.9'N
    c. 37°11.2'N
    d. 37°11.6'N
286: Your 1900 position is LAT 37°12.9'N, LONG 76°13.5'W. You change course to 317°pgc and slow to 8.0 knots. What is the course per standard magnetic compass?

    a. 329°psc
    b. 319°psc
    c. 311°psc
    d. 309°psc
287: If the visibility is 11 miles, what is the luminous range of New Point Comfort Spit Light "4"?

    a. 6.5 mile
    b. 5.0 miles
    c. 3.3 miles
    d. 2.0 miles
288: According to your track line, how far off New Point Comfort Spit Light "4" will you be when abeam of this light?

    a. 0.5 mile
    b. 0.9 miles
    c. 1.5 miles
    d. 1.8 miles
289: At 1930, you take a fix using the following radar ranges:
York Spit Light - 3.6 miles;
New Point Comfort Spit Light "2" - 2.0 miles;
York Spit Swash Channel Light "3" - 2.5 miles.

Your longitude is __________.

    a. 76°16.2'W
    b. 76°16.5'W
    c. 76°16.8'W
    d. 76°17.2'W
290: What was the speed made good from 1845 to 1930?

    a. 6.2 knots
    b. 6.8 knots
    c. 7.5 knots
    d. 8.3 knots
291: What is the height above water of Davis Creek Channel Light "1"?

    a. 15 feet (4.6 meters)
    b. 17 feet (5.2 meters)
    c. 19 feet (5.8 meters)
    d. 24 feet (7.3 meters)
292: If you have 17.3 miles to reach your destination from your 2000 position and want to be there at 2230, what speed should you make good?

    a. 6.9 knots
    b. 6.5 knots
    c. 6.1 knots
    d. 5.7 knots
293: At 1730, your position is LAT 37°13.9'N, LONG 76°26.4'W. You are steering course 088° per standard magnetic compass (psc) at an engine speed of 8.0 knots. What is your distance off Tue Marshes Light at 1730?

    a. 3.2 miles
    b. 3.0 miles
    c. 2.8 miles
    d. 2.6 miles
294: What is the maximum allowable speed of vessels underway up river from Tue Marshes Light?

    a. 12 knots
    b. 10 knots
    c. 8 knots
    d. 6 knots
295: At 1750, your position is LAT 37°14.5'N, LONG 76°22.9'W. What was the course made good between 1730 and 1750?

    a. 081°T
    b. 078°T
    c. 075°T
    d. 072°T
296: At 1800, Tue Marshes Light bears 264.5°pgc, York Spit Swash Channel Light "3" bears 007°pgc. Your position is __________.

    a. LAT 37°15.5'N, LONG 76°19.8'W
    b. LAT 37°15.2'N, LONG 76°20.3'W
    c. LAT 37°14.5'N, LONG 76°20.1'W
    d. LAT 37°15.0'N, LONG 76°20.4'W
297: What course should you steer per standard magnetic compass in order to navigate down the center of York River Entrance Channel (ignore set and drift)?

    a. 149°psc
    b. 145°psc
    c. 141°psc
    d. 139°psc
298: You have just passed York River Entrance Channel Lighted Buoys "13" and "14". The chart shows a light approximately 1.0 mile off your port beam with a light characteristic "Fl 6 sec". What is the name of this light?

    a. York Spit Light
    b. New Point Comfort Shoal Light
    c. Mobjack Bay Entrance Light
    d. York River Entrance Channel Light "1"
299: At 1930, your vessel is between York River Entrance Channel Lighted Buoys "1YR" and "2". From this position, you change course to 142°pgc at an engine speed of 8.0 knots. At 2001, you obtain the following information:

Chesapeake Channel Tunnel North Light - 131°pgc; Thimble Shoal Light - 248°pgc

What were the set and drift between 1930 and 2001?

    a. 127° at 0.5 knot
    b. 127° at 1.1 knot
    c. 307° at 1.1 knot
    d. 307° at 0.5 knot
300: You are bound for New London. Where will you cross the demarcation line and be governed by the Inland Rules of the Road?

    a. You are already governed by the Inland Rules.
    b. Above the Thames River Bridge
    c. In the Race
    d. You will not be governed by the Inland Rules.
301: You depart LAT 28°55.0'N, LONG 89°10.0'W, enroute to LAT 24°25.0'N, LONG 83°00.0'W. Determine the true course and distance by mid-latitude sailing?

    a. 418 miles, 122°T
    b. 427 miles, 129°T
    c. 436 miles, 133°T
    d. 442 miles, 122°T
302: A vessel steams 720 miles on course 058°T from LAT 30°06.0'S, LONG 31°42.0'E. What are the latitude and longitude of the point of arrival by mid-latitude sailing?

    a. LAT 23°48'S, LONG 43°11'E
    b. LAT 23°44'S, LONG 43°07'E
    c. LAT 23°38'S, LONG 43°03'E
    d. LAT 23°34'S, LONG 43°00'E
303: A vessel steams 576 miles on course 260°T from LAT 40°36'N, LONG 50°24'W. What are the latitude and longitude of the point of arrival by mid-latitude sailing?

    a. LAT 39°12'N, LONG 62°28'W
    b. LAT 39°06'N, LONG 62°34'W
    c. LAT 39°02'N, LONG 62°37'W
    d. LAT 38°56'N, LONG 62°42'W
304: A vessel steams 580 miles on course 083°T from LAT 13°12'N, LONG 71°12'W. What are the latitude and longitude of the point of arrival by mid-latitude sailing?

    a. LAT 14°17'N, LONG 61°23'W
    b. LAT 14°20'N, LONG 61°21'W
    c. LAT 14°23'N, LONG 61°19'W
    d. LAT 14°25'N, LONG 61°17'W
305: A vessel steams 666 miles on course 295°T from LAT 24°24'N, LONG 83°00'W. What are the latitude and longitude of the point of arrival by mid-latitude sailing?

    a. LAT 29°01'N, LONG 94°18'W
    b. LAT 29°06'N, LONG 94°16'W
    c. LAT 29°10'N, LONG 94°10'W
    d. LAT 29°13'N, LONG 94°06'W
306: A vessel steams 640 miles on course 047°T from LAT 34°45'N, LONG 140°00'E. What are the latitude and longitude of the point of arrival by mid-latitude sailing?

    a. LAT 41°57'N, LONG 150°02'E
    b. LAT 42°01'N, LONG 149°57'E
    c. LAT 42°06'N, LONG 149°53'E
    d. LAT 42°09'N, LONG 149°50'E
307: A vessel at LAT 28°00'N, LONG 116°00'W is to proceed to LAT 34°00'N, LONG 123°40'W. What is the course and distance by mid-latitude sailing?

    a. 323°T, 428 miles
    b. 324°T, 453 miles
    c. 312°T, 533 miles
    d. 302°T, 539 miles
308: A vessel at LAT 20°00'N, LONG 107°30'W is to proceed to LAT 24°40'N, LONG 112°30 W. What is the course and distance by mid-latitude sailing?

    a. 314.0°T, 389.0 miles
    b. 315.3°T, 394.0 miles
    c. 317.2°T, 397.0 miles
    d. 318.3°T, 399.0 miles
309: A vessel at LAT 14°10'N, LONG 61°00'W is to proceed to LAT 10°00'N, LONG 53°23'W. What is the course and distance by mid-latitude sailing?

    a. 117.3°T, 503.0 miles
    b. 117.9°T, 504.0 miles
    c. 118.6°T, 508.0 miles
    d. 119.2°T, 512.0 miles
310: A vessel at LAT 28°20'N, LONG 16°00'W is to proceed to LAT 21°00'N, LONG 18°00'W. What is the course and distance by mid-latitude sailing?

    a. 194.0°T, 453.0 miles
    b. 195.2°T, 451.0 miles
    c. 196.8°T, 450.0 miles
    d. 197.3°T, 448.0 miles
311: A vessel at LAT 20°10'N, LONG 122°00'E is to proceed to LAT 26°18'N, LONG 128°20'E. What are the course and distance by mid-latitude sailing?

    a. 041.2°T, 501.0 miles
    b. 041.9°T, 503.6 miles
    c. 043.5°T, 507.3 miles
    d. 044.7°T, 509.7 miles
312: A vessel at LAT 07°05'N, LONG 81°45'W is to proceed to LAT 08°40'N, LONG 88°00'W. What are the course and distance by mid-latitude sailing?

    a. 283.1°T, 381.2 miles
    b. 284.3°T, 384.6 miles
    c. 285.6°T, 385.0 miles
    d. 286.8°T, 387.4 miles
313: At 1400, your position is LAT 37°14.7'N, LONG 76°22.3'W. From this position, you head for the York River Entrance Channel Buoy "17". What should you steer per standard magnetic compass for this heading?

    a. 125°psc
    b. 122°psc
    c. 119°psc
    d. 108°psc
314: At 1430, your position is LAT 37°12.8'N, LONG 76°17.7'W. At this time, you come left and steer 045°T. This course will lead you through a channel bordered by yellow buoys. The dashed magenta lines between the buoys mark __________.

    a. York River Entrance Channel
    b. Fish trap areas
    c. the piloting channel for Mobjack Bay
    d. New Point Comfort shoal area
315: From your 1430 fix, you order turns for 8 knots. You steer 045°T and experience no set and drift. At what time would you expect to have New Point Comfort Spit Light "4" abeam?

    a. 1510
    b. 1504
    c. 1458
    d. 1452
316: From your 1830 fix, you continue south on a course of 150°T turning RPMs for 6 knots. You encounter a flood current in the direction of 330°T at 2 knots. Adjusting your course for set and drift, which course would you steer to make good a course of 150°T while turning RPMs for 6 knots?

    a. 162°T
    b. 158°T
    c. 150°T
    d. 144°T
317: Determine your 1915 position using the following information obtained at 1915.
Visual bearings
Cape Charles Light 107°pgc
Cape Henry Light 172°pgc

Radar Bearing and Range
Chesapeake Channel Tunnel South Light 189°pgc at 7.2 miles

    a. LAT 37°03.5'N, LONG 76°05.9'W
    b. LAT 37°03.5'N, LONG 76°09.3'W
    c. LAT 37°09.3'N, LONG 76°03.1'W
    d. LAT 37°09.8'N, LONG 76°04.1'W
318: From your 1915 fix you come right and steer a course of 200°T. At 2000, your position is LAT 37°05.5'N, LONG 76°07.0'W. Your intention is to pass through Chesapeake Channel. If there are no set and drift, what course would you steer per standard magnetic compass to make good a course of 145°T?

    a. 156°
    b. 151°
    c. 139°
    d. 134°
319: At 2100, you have passed through the Chesapeake Bay Bridge and Tunnel and determine your position to be LAT 37°01.3'N, LONG 76°03.0'W. The current is flooding in a direction of 303°T at 2.5 knots. Adjusting your course for set and drift, which course would you steer while turning RPMs for 6 knots to make good a course of 175°T?

    a. 190°T
    b. 183°T
    c. 164°T
    d. 156°T
320: At 2150, your position is LAT 36°57.2'N, LONG 76°01.3'W. In this position on the chart, you note a light magenta line running in a direction of 030°T. This line indicates the limits of __________.

    a. a pilotage area
    b. a precautionary area
    c. the Cape Henry Light red sector
    d. chart 12222
321: At 2200, you are in position LAT 36°57.5'N, LONG 76°02.5'W. You intend to travel up the Thimble Shoals auxiliary Channel to Hampton Roads. According to the Coast Pilot, what is the depth of the auxiliary channel on either side of the main channel?

    a. 45 feet (13.7 meters)
    b. 36 feet (11.0 meters)
    c. 32 feet (9.8 meters)
    d. 28 feet (8.5 meters)
322: From your 2200 fix, you steer course 288°T to travel up the Thimble Shoal North Auxiliary Channel. If you are making good 6.0 knots, at what time would you expect to pass buoy "18" at the west end of the channel? (There are no set and drift.)

    a. 2355
    b. 2344
    c. 2335
    d. 2324
323: At 2205, you are in Thimble Shoal North Auxiliary Channel abeam of lighted gong buoy "4". At this time the visibility decreases to 5 miles. You continue to turn RPMs for 6 knots and experience no set and drift. What time would you expect Old Point Comfort Light (white sector) to become visible?

    a. 2258
    b. 2246
    c. 2240
    d. 2230
323: At 2205, you are in Thimble Shoal North Auxiliary Channel abeam of lighted gong buoy "4". At this time the visibility decreases to 5 miles. You continue to turn RPMs for 6 knots and experience no set and drift. What time would you expect Old Point Comfort Light (white sector) to become visible?

    a. 2258
    b. 2246
    c. 2240
    d. 2230
324: The mean high water level at Old Point Comfort is __________.

    a. 3.3 feet (1.1 meters)
    b. 2.6 feet (0.8 meters)
    c. 1.2 feet (0.4 meters)
    d. 0.0
325: You are entering Norfolk Harbor and have just passed Craney Island. Which chart should you use for your final approach into Norfolk Harbor?

    a. 12263
    b. 12253
    c. 12248
    d. 12238
326: Your 0200 position is LAT 37°23.5'N, LONG 76°09.2'W. Your speed is 8 knots, and your course is 095°T. Which statement is TRUE?

    a. The depth of the water in your vicinity is about 38 to 40 fathoms (69.1 meters to 72.7 meters).
    b. The closest major aid to navigation is New Point Comfort.
    c. You are less than a mile from a sunken wreck which could interfere with your tow.
    d. You will pass through a disposal area on your present course.
327: At 0315, you obtain the following bearings:

Wolf Trap Light bearing 091° true
Old Plantation Flats Light bearing 179° true

What is the true course from this position to the entrance of York Spit Channel?

    a. 217°
    b. 211°
    c. 208°
    d. 203°
328: From your 0315 position, what time can you expect to reach York Spit Channel Buoys "37" and "38"?

    a. 0423
    b. 0417
    c. 0412
    d. 0405
329: The engineer has advised that it will be necessary to secure the gyrocompass and the electronic equipment. From your 0315 position, what is your course per standard magnetic compass to York Spit Channel Buoy "38", if there is no current?

    a. 218°psc
    b. 216°psc
    c. 214°psc
    d. 212°psc
330: Which chart could you use for greater detail of the area at the south end of York Spit Channel?

    a. 12254
    b. 12226
    c. 12224
    d. 12222
331: You leave York Spit Channel at buoy "14" at 0600 with an engine speed of 12 knots. You receive orders to rendezvous with the tug "Quicksilver" and her tow at Hog Island Bell Buoy "12". What is your ETA at the rendezvous point, if you pass through Chesapeake Channel to buoy "CBJ", through the outbound traffic separation lane to buoy "NCA" (LL#375), and then to the rendezvous point?

    a. 0935
    b. 0910
    c. 0850
    d. 0830
332: You arrive at the rendezvous point, secure the tow, and head back southward. At 1200, you take the following bearings:

Sand Shoal Inlet South Light bearing 289° pgc
Cape Charles Light bearing 240° pgc

What is your 1200 position?

    a. LAT 37°15.0'N, LONG 75°37.5'W
    b. LAT 37°16.0'N, LONG 75°38.0'W
    c. LAT 37°17.0'N, LONG 75°39.5'W
    d. LAT 37°19.0'N, LONG 75°40.5'W
333: From your noon position, if there is no set and drift, what is your course per standard magnetic compass to the "NCA" (LL #375) buoy?

    a. 221°psc
    b. 219°psc
    c. 217°psc
    d. 215°psc
334: Your gyro and electronic gear are again operating. At 1710, Chesapeake Light bears 137°pgc at 6.6 miles. The current is setting 160°T at 2 knots. At your speed of 6 knots, what is your true course to steer to remain in the inbound traffic lane?

    a. 250°
    b. 261°
    c. 265°
    d. 269°
335: At 1810, you obtain the following bearings:

Cape Charles Light bearing 005° pgc
Cape Henry Light bearing 251.5° pgc

What is your position?

    a. LAT 36°56.0'N, LONG 75°58.5'W
    b. LAT 36°55.4'N, LONG 75°56.0'W
    c. LAT 36°56.8'N, LONG 75°55.6'W
    d. LAT 36°57.4'N, LONG 75°54.6'W
336: What speed have you made good from 1710 to 1810?

    a. 6.3 knots
    b. 5.5 knots
    c. 4.9 knots
    d. 4.2 knots
337: If you make good a speed of 6.0 knots from your 1810 position, what is your ETA at Chesapeake Channel Lighted Bell Buoy "2C"?

    a. 1900
    b. 1855
    c. 1845
    d. 1833
338: You passed Cape Henry Light at 0730 outbound at maximum flood. What approximate current can you expect on entering Chesapeake Channel?

    a. Slack before ebb
    b. Slack before flood
    c. Flood current
    d. Ebb current
339: The coastline by Cape Henry is best described as __________.

    a. rocky with pine scrubs
    b. low wetlands
    c. sandy hills about eighty feet high
    d. low and thinly wooded with many beach houses
340: Inbound, the color of Cape Henry Light will __________.

    a. alternate regardless of your position
    b. change after you reach Chesapeake Channel Lighted Bell Buoy "2C"
    c. remain the same
    d. change before you reach Chesapeake Channel Lighted Bell Buoy "2C"
341: You are on course 082°T, and the engines are turning for 8 knots. At 0352, you take the following bearings:
Stratford Point Light 016°pgc Stratford Shoal (Middle Ground) Light 137°pgc

What is your 0352 position?

    a. LAT 41°05.2'N, LONG 73°07.8'W
    b. LAT 41°05.4'N, LONG 73°07.3'W
    c. LAT 41°05.3'N, LONG 73°07.5'W
    d. LAT 41°05.4'N, LONG 73°07.7'W
342: If the visibility is 11 miles, what is the earliest time you can expect to see New Haven Light?

    a. The light is visible at 0352.
    b. 0443
    c. 0414
    d. You will not sight the light.
343: While on a heading of 082°T, you sight Middle Ground Light in line with Old Field Point Light bearing 206° per standard magnetic compass. From this you can determine the __________.

    a. deviation table is correct for that heading
    b. variation
    c. compass error is 17.5°E
    d. deviation is 3.5°E for a bearing of 206° per standard magnetic compass
344: The maximum ebb current at a location 4.3 miles south of Stratford Point will occur at 0413. The predicted current will be 1.0 knot at 075°. What will be your course made good if you steer 082°T at 8 knots?

    a. 087°T
    b. 085°T
    c. 083°T
    d. 081°T
345: The characteristic of Branford Reef Light is __________.

    a. flashing red every 4 seconds
    b. flashing red every 3 seconds
    c. flashing yellow every 4 seconds
    d. flashing white every 6 seconds
346: At 0415, you take the following bearings:

Stratford Point Light 329.5°pgc
Middle Ground Light 223.5°pgc
Old Field Point Light 199.5°pgc

Which statement is TRUE?

    a. The current's drift is greater than predicted.
    b. You are to the right of your intended track line.
    c. The course made good since 0352 is 081°T.
    d. Your fathometer reads about 76 fathoms.
347: If you change course at 0420, what is the course to make good to leave Twenty Eight Foot Shoal Lighted Buoy abeam to port at 1 mile?

    a. 086°T
    b. 084°T
    c. 082°T
    d. 079°T
348: At 0430, you take the following radar ranges:

Stratford Point Light @ 5.25 nm
Middle Ground Light @ 4.55 nm

What is your 0430 position?

    a. LAT 41°08.9'N, LONG 73°00.0'W
    b. LAT 41°05.0'N, LONG 73°01.1'W
    c. LAT 41°05.8'N, LONG 73°00.8'W
    d. LAT 41°06.5'N, LONG 73°01.4'W
349: From your 0430 position, what is the course per standard magnetic compass to a position where Twenty-eight foot Shoal lighted buoy "TE" is abeam to port at 1 mile?

    a. 101.5°
    b. 098.0°
    c. 086.0°
    d. 082.5°
350: By 0430, the wind has increased, and the visibility cleared due to passage of a front. You estimate 3° leeway due to NW'ly winds. What is the course per gyrocompass to pass 1.2 miles due south of Twenty-eight Foot Shoal Lighted Buoy "TE"?

    a. 090°
    b. 086°
    c. 083°
    d. 080°
351: At 0430, you change course and speed to make good 090°T at 10 knots. At 0433, you slow due to an engineering casualty and estimate you are making good 5.5 knots. At what time will Branford Reef Light bear 000°T?

    a. 0624
    b. 0620
    c. 0609
    d. 0601
352: What is the approximate distance to New Bedford, MA, from your 0530 DR position, if your 0352 position was 7 miles from Bridgeport, CT?

    a. 122 miles
    b. 115 miles
    c. 104 miles
    d. 95 miles
353: At 0550, engineering repairs are complete and speed is increased to 9.6 knots. At 0630, Falkner Island Light bears 023°pgc and Horton Point Light bears 097°pgc. From your 0630 fix you steer to make good a course of 086°T while turning for 9.6 knots. At 0700, Falkner Island Light bears 336.0°pgc and Horton Point Light bears 105.5°pgc. The radar range to the south tip of Falkner Island is 5.7 miles. Which statement is TRUE?

    a. Your course made good from 0630 to 0700 was 082°T.
    b. The speed made good from 0630 to 0700 was 10.1 knots.
    c. You are making good your intended speed.
    d. The current from 0630 to 0700 was 279°T at 0.6 knot.
354: The south shore of Long Island Sound from Horton Point to Orient Point is __________.

    a. bluff and rocky
    b. low and marshy
    c. marked by sandy beaches and wooded uplands
    d. bound by gradual shoaling
355: Orient Point Light will break the horizon at a range of about __________.

    a. 9.3 miles
    b. 10.8 miles
    c. 12.1 miles
    d. 13.9 miles
356: At 0410, you take the following bearings:

New Point Comfort Light "2" 242°T
Wolf Trap Light 313°T
Horn Harbor Entrance Light "HH" 262°T

What is your 0410 position?

    a. LAT 37°20.9'N, LONG 76°07.7'W
    b. LAT 37°21.0'N, LONG 76°08.1'W
    c. LAT 37°21.1'N, LONG 76°07.9'W
    d. LAT 37°21.2'N, LONG 76°08.2'W
357: If the visibility is 5 miles and you are in the red sector, at what distance off should you sight Cape Henry Light?

    a. 09 miles
    b. 11 miles
    c. 13 miles
    d. 15 miles
358: From your 0410 fix, what is the course per standard magnetic compass to the entrance to York Spit Channel between buoys "37" and "38"?

    a. 152°
    b. 156°
    c. 176°
    d. 178°
359: You are turning for 9 knots, a westerly wind is causing 3°
of leeway, and the current is 320°T at 1.2 knots. What true course should you steer to remain in the northern leg of York Spit Channel?

    a. 203°T
    b. 197°T
    c. 194°T
    d. 191°T
360: If you are making 8.3 knots over the ground, what is your ETA at the first turning point in York Spit Channel between buoys "29" and "30"?

    a. 0522
    b. 0508
    c. 0456
    d. 0448
361: Which publication contains the specific information about navigating in York Spit Channel?

    a. Coast Pilot
    b. Light List
    c. Chesapeake Bay Harbor- master's Regulations Manual
    d. Navigator's Manual - Chesapeake Bay
362: At 0530, the Coast Guard announces that Chesapeake Channel is closed indefinitely due to a collision occurring in the channel between Trestle "B" and "C" of the Chesapeake Bay Bridge and Tunnel. You exit York Spit Channel, leaving buoy "20" abeam to port at 0.1 mile, and alter course to leave Horseshoe Crossing Lighted Bell Buoy abeam to port at 0.2 mile. What is the course per gyrocompass?

    a. 193°pgc
    b. 190°pgc
    c. 187°pgc
    d. 185°pgc
363: After you enter Thimble Shoal Channel, you will alter course to pass between Trestle "A" and "B". Which channel should you use?

    a. Thimble Shoal Main Channel or the South Auxiliary Channel
    b. Any of the channels but keep to the right hand side
    c. Thimble Shoal Main Channel
    d. The South Auxiliary Channel
364: As you pass through the Chesapeake Bay Bridge and Tunnel, you sight Trestle "A" in line bearing 198°pgc. What is the gyro error?

    a. 2°E
    b. 0°E
    c. 1°W
    d. 2°W
365: You sighted Trestle "A" in line at 0707 and are steering 108°T. At 0731, Cape Henry Light bears 136°T; Cape Charles Light bears 032.5°T; and Thimble Shoal Tunnel South Light bears 282°T. What was the speed made good between 0707 and 0731?

    a. 9.4 knots
    b. 9.2 knots
    c. 8.8 knots
    d. 8.3 knots
366: At 0731, approximately how much water is under your keel?

    a. 26 feet (7.9 meters)
    b. 31 feet (9.4 meters)
    c. 48 feet (14.5 meters)
    d. 54 feet (16.4 meters)
367: What is the distance from your 0731 fix to Wilmington, N.C. (LAT 34°14.0'N, LONG 77°57.0'W)?

    a. 486 miles
    b. 402 miles
    c. 363 miles
    d. 339 miles
368: You will enter waters governed by the International Rules when __________.

    a. you cross the territorial sea boundary line
    b. abeam of buoy "CBJ"
    c. Cape Charles Light bears 022°T
    d. you cross the boundary of the contiguous zone
369: At 0812, you obtain the following radar information:


Cape Henry Light bearing 284°true @ 3.8 nm

What is your 0812 position?

    a. LAT 36°53.7'N, LONG 75°56.0'W
    b. LAT 36°53.8'N, LONG 75°56.1'W
    c. LAT 36°54.6'N, LONG 75°55.8'W
    d. LAT 36°55.2'N, LONG 75°55.4'W
370: At 0812, you are on course 132°T. The standard magnetic compass reads 135°. What should you conclude?

    a. The deviation table is correct for that heading.
    b. You should adjust the magnetic compass.
    c. The deviation is increasing as you go south.
    d. Your compass may be influenced by a local magnetic disturbance.
371: You are steering 087°pgc and turning for 6.8 knots. At 0600, you take the following bearings:

Little Gull Island Light bearing 089.5° pgc
Bartlett Reef Light bearing 047° pgc

What is your 0600 position?

    a. LAT 41°11.2'N, LONG 72°14.6'W
    b. LAT 41°11.7'N, LONG 72°14.4'W
    c. LAT 41°12.1'N, LONG 72°13.8'W
    d. LAT 41°12.5'N, LONG 71°14.9'W
372: If you change course at 0610, what is the course to steer to a point where Little Gull Island Light bears 180°T at 0.7 mile (Point "A")?

    a. 084°pgc
    b. 080°pgc
    c. 076°pgc
    d. 072°pgc
373: What is your ETA at point "A"?

    a. 0702
    b. 0655
    c. 0651
    d. 0640
374: You calculate that the current will be ebbing at the Race at 0700. You should expect to be set in which general direction at the Race?

    a. West
    b. East
    c. Northeast
    d. North
375: As you near Little Gull Island, you use your loran to insure that you do not come within 0.5 mile of the island. Which of the following loran readings will act as a danger line and keep you off Little Gull Island by a minimum of 0.5 mile?

    a. Not less than 9960-W-14735.8
    b. Not more than 9960-W-14735.9
    c. Not less than 9960-Y-43953.5
    d. Not more than 9960-X-26149.0
376: You depart LAT 40°42.0'N, LONG 74°01.0'W, and steam 3365.6 miles on course 118°T. What is the longitude of your arrival by Mercator sailing?

    a. 24°29.0'W
    b. 22°58.0'W
    c. 17°41.0'W
    d. 10°46.0'W
377: You depart LAT 22°35.0'N, LONG 157°30.0'W, and steam 4505.0 miles on course 135°T. What are the latitude and longitude of your arrival by Mercator sailing?

    a. 30°30.5'S, 102°35.3'W
    b. 30°30.5'S, 104°30.0'W
    c. 32°20.0'S, 102°35.3'W
    d. 32°20.0'S, 104°30.0'W
378: A vessel at LAT 37°24.0'N, LONG 178°15.0'W, heads for a destination at LAT 34°18.0'N, LONG 178°25.0°E. Determine the true course and distance by Mercator sailing.

    a. 041°T, 273.9 miles
    b. 047°T, 273.9 miles
    c. 221°T, 247.2 miles
    d. 227°T, 247.2 miles
379: A vessel at LAT 32°05.0'N, LONG 81°06.0'W, heads for a destination at LAT 35°57.0'N, LONG 5°45.0'W. Determine the distance by Mercator sailing.

    a. 3128.2 miles
    b. 3770.6 miles
    c. 4126.1 miles
    d. 4508.0 miles
380: A vessel at LAT 21°18.5'N, LONG 157°52.2'W, heads for a destination at LAT 8°53.0'N, LONG 79°31.0'W. Determine the true course and distance by Mercator sailing.

    a. 081°T, 4617.5 miles
    b. 081°T, 4915.8 miles
    c. 099°T, 4617.5 miles
    d. 099°T, 4915.8 miles
381: At 1540, your position is LAT 37°18.4'N, LONG 76°10.5'W. Which course should you steer per gyrocompass to head for the entrance to Cape Charles City?

    a. 129°pgc
    b. 123°pgc
    c. 117°pgc
    d. 109°pgc
382: You arrive at Cape Charles City at 1700 and depart at 1800. You are underway in Chesapeake Bay and encounter heavy fog. At 1830, you obtain the following radar information:

Old Plantation Flats Light bearing 041.5° true @ 1.9 nm

What is your 1830 position?

    a. LAT 37°10.3'N, LONG 76°04.5'W
    b. LAT 37°10.3'N, LONG 76°06.5'W
    c. LAT 37°12.3'N, LONG 76°06.5'W
    d. LAT 37°12.3'N, LONG 76°04.4'W
383: From point "A", you lay out an intended track line to a point where Block Island North Light bears 180°T at 2.9 miles (Point "B"). What is the length of this leg of the voyage?

    a. 24.4 miles
    b. 23.9 miles
    c. 23.7 miles
    d. 20.4 miles
384: What is the course per standard magnetic compass between points "A" and "B"?

    a. 099.5°
    b. 098.5°
    c. 095.5°
    d. 094.5°
385: At 0715 you take the following bearings:

Race Rock Light 328°pgc
Little Gull Island Light 249°pgc
Mt. Prospect Antenna 036°pgc

Based on your 0715 fix, which statement is TRUE?

    a. You are governed by the Inland Rules.
    b. Your fathometer reads about 265 fathoms.
    c. You are in a cable area.
    d. You are to the left of your track line.
386: From your 0715 position, you set a course of 085°T. At 0745 you take the following bearings:

Race Rock Light 278°pgc
Watch Hill Light 049°pgc
Fisher's Island East Harbor Cupola 010°pgc

What was the current encountered between 0715 and 0745?

    a. Set 030°T, drift 0.4 knot
    b. Set 216°T, drift 0.3 knot
    c. Set 238°T, drift 0.9 knot
    d. Set 070°T, drift 0.6 knot
387: The wind is southerly, and you estimate 3° leeway. Allowing for leeway, what is the course to steer from your 0745 position to pass 1 mile south of Watch Hill Buoy "WH"?

    a. 087°pgc
    b. 085°pgc
    c. 081°pgc
    d. 079°pgc
388: From your 0745 fix, you change course to pass 1.0 mile south of buoy "WH" and estimate your speed at 7 knots. If the visibility clears, what is the earliest time you can expect to see Block Island North Light tower?

    a. 0845
    b. 0838
    c. 0807
    d. 0750
389: Which statement describes the shore between Watch Hill Point and Point Judith?

    a. Low, rocky cliffs
    b. Heavily wooded hills
    c. Sandy beaches broken by rocky points
    d. Barren hills with prominent buildings
390: A vessel at LAT 29°38.0'N, LONG 93°49.0'W, heads for a destination at LAT 24°38.0'N, LONG 82°55.2'W. Determine the true course and distance by Mercator sailing.

    a. 115°T, 637 miles
    b. 117°T, 658 miles
    c. 122°T, 648 miles
    d. 126°T, 665 miles
391: A vessel at LAT 40°42.0'N, LONG 74°01.0'W, heads for a destination at LAT 14°41.0'N, LONG 17°26.0'W. Determine the true course and distance by Mercator sailing.

    a. 123°T, 3066.5 miles
    b. 123°T, 3065.6 miles
    c. 118°T, 3066.5 miles
    d. 118°T, 3365.0 miles
392: A vessel at LAT 32°14.7'N, LONG 66°28.9'W, heads for a destination at LAT 36°58.7'N, LONG 75°42.2'W. Determine the true course by Mercator sailing.

    a. 058.2°T
    b. 235.2°T
    c. 301.8°T
    d. 348.3°T
393: A vessel at LAT 32°14.7'N, LONG 66°28.9'W, heads for a destination at LAT 36°58.7'N, LONG 75°42.2'W. Determine the distance by Mercator sailing.

    a. 241.2° miles
    b. 270.2° miles
    c. 300.2° miles
    d. 538.2° miles
394: A vessel at LAT 38°03.0'S, LONG 49°38.0'W, heads for a destination at LAT 41°26.0'S, LONG 38°32.0'W. Determine the true course by Mercator sailing.

    a. 111.5°T
    b. 113.5°T
    c. 158.5°T
    d. 160.5°T
395: A vessel at LAT 45°36.0'N, LONG 11°36.0'W, heads for a destination at LAT 24°16.0'N, LONG 73°52.0'W. Determine the true course and distance by Mercator sailing.

    a. 247°T, 3299.3 miles
    b. 247°T, 3951.6 miles
    c. 251°T, 3298.5 miles
    d. 251°T, 3951.6 miles
396: A vessel at LAT 10°22.0'S, LONG 7°18.0'E, heads for a destination at LAT 6°52.0'N, LONG 57°23.0'W. Determine the true course and distance by Mercator sailing.

    a. 285°T, 3825.3 miles
    b. 285°T, 4025.7 miles
    c. 296°T, 3825.3 miles
    d. 296°T, 4025.7 miles
396: A vessel at LAT 10°22.0'S, LONG 7°18.0'E, heads for a destination at LAT 6°52.0'N, LONG 57°23.0'W. Determine the true course and distance by Mercator sailing.

    a. 285°T, 3825.3 miles
    b. 285°T, 4025.7 miles
    c. 296°T, 3825.3 miles
    d. 296°T, 4025.7 miles
397: Your vessel departs LAT 32°45'N, LONG 79°50'W, and is bound for LAT 34°21'S, LONG 18°29'E. Determine the distance by Mercator sailing.

    a. 5,021 miles
    b. 6,884 miles
    c. 6,954 miles
    d. 7,002 miles
398: You depart LAT 32°16.6'N, LONG 68°28.0'W. What is the course and distance as calculated by Mercator sailing to a position at LAT 43°12.2'N, LONG 55°39.0'W?

    a. 042.8°T, 896.2 miles
    b. 049.1°T, 955.1 miles
    c. 132.8°T, 896.2 miles
    d. 136.6°T, 955.1 miles
399: A vessel at LAT 11°22'S, LONG 009°18'E heads for a destination at LAT 06°52'N, LONG 57°23'W. Determine the true course and distance by Mercator sailing.

    a. 296°T, 3,825.3 miles
    b. 296°T, 4,154.2 miles
    c. 285°T, 3,825.3 miles
    d. 285°T, 4,154.2 miles
400: Your vessel receives a distress call from a vessel reporting her position at LAT 5°24'N, LONG 31°16'W. Your position is LAT 2°39'S, LONG 39°24'W. Determine the distance from your vessel to the vessel in distress by Mercator sailing.

    a. 669.3 miles
    b. 688.7 miles
    c. 699.2 miles
    d. 712.9 miles
401: Your vessel receives a distress call from a vessel reporting her position as LAT 35°01'S, LONG 18°51'W. Your position is LAT 30°18'S, LONG 21°42'W. Determine the true course from your vessel to the vessel in distress by Mercator sailing.

    a. 135°T
    b. 149°T
    c. 153°T
    d. 160°T
402: A vessel at LAT 38°36'N, LONG 11°36'W, heads for a destination at LAT 24°16'N, LONG 71°52'W. Determine the true course and distance by Mercator sailing.

    a. 236.4°T, 2,916.9 miles
    b. 254.4°T, 2,916.9 miles
    c. 254.4°T, 3,203.6 miles
    d. 285.6°T, 3,203.6 miles
403: You receive a distress call from a vessel reporting her position as LAT 30°21'N, LONG 88°34'W. Your position is LAT 24°30'N, LONG 83°00'W. Determine the true course and distance to the distress scene by Mercator sailing.

    a. 317°T, 470 miles
    b. 320°T, 460 miles
    c. 322°T, 455 miles
    d. 324°T, 460 miles
403: You receive a distress call from a vessel reporting her position as LAT 30°21'N, LONG 88°34'W. Your position is LAT 24°30'N, LONG 83°00'W. Determine the true course and distance to the distress scene by Mercator sailing.

    a. 317°T, 470 miles
    b. 320°T, 460 miles
    c. 322°T, 455 miles
    d. 324°T, 460 miles
405: You depart LAT 33°45.0'N, LONG 118°30.0'W, and steam 2216 miles on course 250°T. What is the longitude of your arrival by Mercator sailing?

    a. LONG 156°08.0'W
    b. LONG 156°36.0'W
    c. LONG 157°21.0'W
    d. LONG 157°31.0'W
406: You depart LAT 49°45.0'N, LONG 06°35.0'W, and steam 3599 miles on course 246.5°T. What is the longitude of your arrival by Mercator sailing?

    a. LONG 76°36.2'W
    b. LONG 77°02.8'W
    c. LONG 78°14.0'W
    d. LONG 78°22.6'W
407: You depart LAT 34°22'S, LONG 18°23'E, and steam 3174 miles on course 282°T. What is the longitude of your arrival by Mercator sailing?

    a. LONG 40°33.5'W
    b. LONG 40°19.5'W
    c. LONG 40°18.2'W
    d. LONG 40°17.3'W
408: You depart LAT 37°36'N, LONG 123°00'W, and steam 2022 miles on course 241°T. What is the longitude of your arrival by Mercator sailing?

    a. LONG 163°28.2'W
    b. LONG 163°18.2'W
    c. LONG 156°51.7'W
    d. LONG 154°18.3'W
409: A vessel steams 1082 miles on course 047°T from LAT 37°18.0'N, LONG 24°40.0'W. What is the latitude and longitude of the point of arrival by Mercator sailing?

    a. LAT 49°30.0'N, LONG 06°22.0'W
    b. LAT 49°33.0'N, LONG 06°25.0'W
    c. LAT 49°36.0'N, LONG 06°28.0'W
    d. LAT 49°39.0'N, LONG 06°31.0'W
410: A vessel steams 666 miles on course 135°T from LAT 40°24.0'N, LONG 74°30.0'W. What is the latitude and longitude of the point of arrival by Mercator sailing?

    a. LAT 32°30.0'N, LONG 64°41.0'W
    b. LAT 32°33.0'N, LONG 64°46.0'W
    c. LAT 32°36.0'N, LONG 64°49.0'W
    d. LAT 32°39.0'N, LONG 64°53.0'W
411: A vessel steams 3312 miles on course 282°T from LAT 34°24'S, LONG 18°18'E. What is the latitude and longitude of the point of arrival by Mercator sailing?

    a. LAT 22°39'S, LONG 43°17'W
    b. LAT 22°42'S, LONG 43°14'W
    c. LAT 22°47'S, LONG 43°10'W
    d. LAT 22°55'S, LONG 43°05'W
412: A vessel steams 1650 miles on course 077°T from LAT 12°47'N, LONG 45°10'E. What is the latitude and longitude of the point of arrival by Mercator sailing?

    a. LAT 18°54'N, LONG 72°58'E
    b. LAT 18°58'N, LONG 72°52'E
    c. LAT 19°02'N, LONG 72°44'E
    d. LAT 19°06'N, LONG 72°36'E
413: A vessel steams 1106 miles on course 249°T from LAT 13°30.0'N, LONG 144°30.3'E. What is the latitude and longitude of the point of arrival by Mercator sailing?

    a. LAT 07°01.0'N, LONG 127°02.0'E
    b. LAT 06°54.0'N, LONG 127°08.0'E
    c. LAT 06°50.0'N, LONG 127°13.0'E
    d. LAT 06°46.0'N, LONG 127°17.0'E
414: A vessel at LAT 49°45'N, LONG 6°35'W, heads for a destination at LAT 25°50'N, LONG 77°00'W. Determine the true course and distance by Mercator sailing.

    a. 246.5°T, 3597 miles
    b. 253.0°T, 3648 miles
    c. 268.6°T, 3483 miles
    d. 066.4°T, 3602 miles
415: A vessel at LAT 33°45'N, LONG 118°30'W, heads for a destination at LAT 21°15'N, LONG 157°36'W. Determine the true course and distance by Mercator sailing.

    a. 109.8°T, 2196 miles
    b. 236.3°T, 2259 miles
    c. 250.2°T, 2216 miles
    d. 289.2°T, 2413 miles
416: A vessel at LAT 18°54'N, LONG 73°00'E, heads for a destination at LAT 13°12'N, LONG 54°00'E. Determine the true course and distance by Mercator sailing.

    a. 247°T, 1161 miles
    b. 250°T, 1172 miles
    c. 253°T, 1154 miles
    d. 256°T, 1136 miles
417: A vessel at LAT 21°32'N, LONG 160°30'W, heads for a destination at LAT 30°00'N, LONG 150°00'E. Determine the true course and distance by Mercator sailing.

    a. 273°T, 2645 miles
    b. 273°T, 2692 miles
    c. 281°T, 2733 miles
    d. 284°T, 2762 miles
418: At 0830, Watch Hill Point bears 343°T at 3.5 miles by radar. What was the speed made good since 0745?

    a. 7.1 knots
    b. 6.7 knots
    c. 5.8 knots
    d. 5.4 knots
419: At 0900, you take the following radar ranges:

Watch Hill Point 5.4 miles
Block Island Grace Point 8.3 miles

Which statement about this fix is TRUE?

    a. You are to the left of the track line.
    b. The bottom in the area is sand and gravel.
    c. You are governed by the Inland Rules.
    d. The fix is indeterminate.
420: At 0930, your position is LAT 41°16.5'N, LONG 71°41.4'W, and you are turning for 7 knots. Allowing 3° leeway for southerly winds and estimating the current as 035° at 0.3 knot, what is the course to steer (pgc) to point "B"?

    a. 096°pgc
    b. 094°pgc
    c. 091°pgc
    d. 089°pgc
421: At 0345, you set a course to depart New London Harbor. Assuming no set and drift, which standard magnetic compass course must you steer to stay in the middle of the channel?

    a. 192°psc
    b. 190°psc
    c. 187°psc
    d. 175°psc
422: Which statement regarding the wreck 0.2 mile south of buoys "1" and "2" at the entrance to New London Harbor is TRUE?

    a. The wreck presents a danger to all vessels with drafts in excess of 30 feet (9.1 meters).
    b. The wreck is visible above the sounding datum between the months of March and June.
    c. The wreck was cleared by wire drag in 1982 and will not appear on future charts.
    d. The wreck is shown on the chart, but its actual existence is doubtful.
423: At 0530, your position is LAT 41°12.6'N, LONG 72°08.5'W. What is the color of New London Harbor Light?

    a. Green
    b. White
    c. Red
    d. Alternating white and green
424: From your 0530 position, you set a course of 271°psc with an engine speed of 9 knots. At 0645, Cornfield Safe-Water Buoy is abeam to starboard. What speed have you averaged since 0530?

    a. 9.5 knots
    b. 9.0 knots
    c. 8.6 knots
    d. 7.5 knots
425: At 0730, your position is LAT 41°10.5'N, LONG 72°32.2'W. From this position you steer course 286°psc with an engine speed of 9.0 knots. What is the approximate depth of water under your keel?

    a. 67 feet (20.3 meters)
    b. 62 feet (18.8 meters)
    c. 57 feet (17.3 meters)
    d. 52 feet (15.8 meters)
426: The broken magenta line which runs parallel to the shore between Roanoke Point and Mattituck Inlet marks a __________.

    a. fish trap area
    b. pipeline
    c. demarcation line
    d. cable area
427: Assuming no current, at what time can you expect to be abeam of Townshend Ledge Lighted Buoy?

    a. 0910
    b. 0905
    c. 0902
    d. 0859
427: Assuming no current, at what time can you expect to be abeam of Townshend Ledge Lighted Buoy?

    a. 0910
    b. 0905
    c. 0902
    d. 0859
428: At 0730, visibility is 5.5 miles. At what time will you lose sight of Horton Point Light?

    a. It is not visible at 0730
    b. 0733
    c. 0751
    d. 0812
429: At 0820, you take the following bearings:

Falkner Island Light bearing 052°true
Branford Reef Light bearing 307°true

What are the set and drift since 0730?

    a. Set 052°T, drift 1.1 knots
    b. Set 052°T, drift 1.3 knots
    c. Set 232°T, drift 1.3 knot
    d. Set 232°T, drift 1.1 knots
430: At 0820, you change course to 301°psc and reduce speed to 7.5 knots. At 0900, you take the following visual bearings:

Branford Reef Light 023°psc
New Haven Light 293°psc
Tweed Airport Aerobeacon 332°psc

Your 0900 position is __________.

    a. LAT 41°11.9'N, LONG 72°50.6'W
    b. LAT 41°12.1'N, LONG 72°48.6'W
    c. LAT 41°12.3'N, LONG 72°47.7'W
    d. LAT 41°12.5'N, LONG 72°44.3'W
431: At 0900, the current is flooding in a direction of 350°T at 1.2 knots. If your engines are turning RPMs for 9 knots, which course should you steer per standard magnetic compass to make good a course of 297° true?

    a. 319°psc
    b. 317°psc
    c. 311°psc
    d. 302°psc
432: Which chart would you use for more detailed information on New Haven Harbor?

    a. 12371
    b. 12370
    c. 12372
    d. 12373
433: What true course and speed did you make good between 0730 and 0900?

    a. 271°T, 8.9 knots
    b. 273°T, 8.7 knots
    c. 277°T, 8.4 knots
    d. 284°T, 7.5 knots
434: As you enter the New Haven Outer Channel, you sight the outer range markers in line directly ahead. Your heading at this time is 347°psc. What is your compass deviation by observation?

    a. 4.5°West
    b. 3.5°West
    c. 3.0°East
    d. 0.5°East
435: Which course should you change to per standard magnetic compass as you pass SW Ledge Light to remain in the channel?

    a. 026°psc
    b. 022°psc
    c. 014°psc
    d. 007°psc
436: At 0227, you take the following radar ranges and bearings: Bartlett Reef Light 359°T at 2.4 miles, Race Rock Light 083°T at 4.1 miles. What is your 0227 position?

    a. LAT 41°14.5'N, LONG 72°08.0'W
    b. LAT 41°14.1'N, LONG 72°08.2'W
    c. LAT 41°14.0'N, LONG 72°08.5'W
    d. LAT 41°14.3'N, LONG 72°08.5'W
437: At 0227, you are on course 087°T at 10 knots. What course per standard magnetic compass should you steer to make good your true course?

    a. 109°psc
    b. 105°psc
    c. 102°psc
    d. 099°psc
438: You estimate that you are making 9.3 knots over the ground. At what time will you enter waters governed by the COLREGS?

    a. 0258
    b. 0255
    c. 0251
    d. 0247
439: At 0337, fog closes in and you anchor under the following radar ranges and bearing:

South tip of Watch Hill Point 3.0 miles
East point of Fishers Island 1.4 miles
Latimer Reef Light 331°T

What is the approximate depth of water at your anchorage?

    a. 135 feet (40.9 meters)
    b. 120 feet (36.4 meters)
    c. 100 feet (30.3 meters)
    d. 83 feet (25.2 meters)
440: By 1015, visibility has increased to 5.0 miles and you can see Fishers Island. Fishers Island has __________.

    a. sparsely wooded hills and is fringed with shoals to the south
    b. sheer cliffs rising from the sea to a high, flat plateau
    c. barren, rocky hills with prominent sandy beaches
    d. low and sandy beaches with salt ponds and marsh grass
441: You get underway at 1030. The wind is out of the SSE and you estimate 3° leeway. What course should you steer per gyrocompass to make good a desired course of 075°T?

    a. 080°pgc
    b. 078°pgc
    c. 076°pgc
    d. 074°pgc
442: Shortly after getting underway, you sight Stonington Outer Breakwater Light in line with Stonington Inner Breakwater Light bearing 000° per gyrocompass. Which statement is TRUE?

    a. The deviation is 2°W
    b. The variation is 2°E.
    c. The compass error is 16°W.
    d. The gyro error is 2.5°W
443: At 1104, Watch Hill Point Light is in line with Stonington Outer Breakwater Light, the range to the south tip of Watch Hill Point is 2.6 miles and the range to the beach is 1.9 miles. You are steering to make good 075°T, speed 10.0 knots. At 1110, you change course to head for a position of LAT 41°05.0'N, LONG 71°50.0'W. What is the true course?

    a. 193°
    b. 190°
    c. 187°
    d. 185°
444: At 1110, you increase speed to 12 knots. What is your ETA at the new position?

    a. 1220
    b. 1215
    c. 1208
    d. 1157
445: You can follow what loran reading between your two positions?

    a. There is no loran reading to follow.
    b. 9960-Y-43958
    c. 9960-X-25982
    d. 9960-W-14655
446: At 1345, you depart from a position 1 mile due east of Montauk Point Light and set course for Block Island Southeast Light at 9 knots. At 1430, your position is:

Latitude 41° 06.3' North
Longitude 071° 41.9' West

What was the current encountered since 1345?

    a. Set 015°, drift 0.5 knot
    b. Set 195°, drift 0.7 knot
    c. Set 015°, drift 0.7 knot
    d. Set 195°, drift 0.5 knot
447: You are encountering heavy weather. What action should you take based on your 1430 fix?

    a. Continue on the same course but increase speed.
    b. Continue on the same course at the same speed.
    c. Slow to 8.3 knots to compensate for the current.
    d. Alter course to the right, to pass well clear of Southwest Ledge
448: At 2100, you set course of 000°T, speed 10 knots from LAT 41°07.0'N, LONG 71°30.0'W. Visibility is 5.5 n.m. What is the earliest time you can expect to sight Point Judith Light? (Use charted range of 20 miles as nominal range.)

    a. The light is visible at 2100.
    b. 2106
    c. 2111
    d. 2123
449: You estimate the current to be 160°T at 1.2 knots. What should your course and speed be in order to make good 000°T at 10 knots?

    a. 358°T at 09.8 knots
    b. 358°T at 11.1 knots
    c. 002°T at 11.2 knots
    d. 002°T at 09.9 knots
450: If you want to put into Point Judith Harbor of Refuge, what chart should you use?

    a. 13219
    b. 13217
    c. 13209
    d. 13205
451: Determine the great circle distance and initial course from LAT 27°51.0'N, LONG 71°41.0'W to LAT 49°45.0'N, LONG 06°14.0'W.

    a. 3196 miles, 313.1°T
    b. 3214 miles, 046.9°T
    c. 3219 miles, 042.5°T
    d. 3231 miles, 041.4°T
452: Determine the great circle distance and initial course from LAT 35°17.6'N, LONG 144°23.0'E to LAT 47°36.0'N, LONG 124°22.0'W.

    a. 3946 miles, 312°T
    b. 3931 miles, 048°T
    c. 3881 miles, 042°T
    d. 3718 miles, 318°T
453: Determine the great circle distance and initial course from LAT 08°36.0'N, LONG 126°17.0'E to LAT 02°12.0'S, LONG 81°53.0'W.

    a. 9015 miles, 067°T
    b. 9076 miles, 067°T
    c. 9105 miles, 079°T
    d. 9076 miles, 079°T
454: Determine the great circle distance and initial course from LAT 26°00.0'S, LONG 56°00.0'W to LAT 34°00.0'S, LONG 18°15.0'E.

    a. 3705 miles, 153°T
    b. 3841 miles, 068°T
    c. 3849 miles, 248°T
    d. 3805 miles, 117°T
455: Determine the great circle distance and initial course from LAT 24°52.0'N, LONG 78°27.0'W to LAT 47°19.0'N, LONG 06°42.0'W.

    a. 3593 miles, 048.1°T
    b. 3457 miles, 053.3°T
    c. 3389 miles, 042.4°T
    d. 3367 miles, 045.0°T
456: At 0630, you pass Buoy "PI" close abeam on the starboard side. You are steering 078°T and are headed directly toward Race Rock Light. At 0654, Little Gull Island Light is bearing 207°T and Race Rock Light is bearing 072°T. What is your 0654 position?

    a. LAT 41°13.6'N, LONG 72°03.3'W
    b. LAT 41°14.0'N, LONG 72°05.3'W
    c. LAT 41°14.7'N, LONG 72°06.8'W
    d. LAT 41°19.0'N, LONG 72°05.2'W
456: At 0630, you pass Buoy "PI" close abeam on the starboard side. You are steering 078°T and are headed directly toward Race Rock Light. At 0654, Little Gull Island Light is bearing 207°T and Race Rock Light is bearing 072°T. What is your 0654 position?

    a. LAT 41°13.6'N, LONG 72°03.3'W
    b. LAT 41°14.0'N, LONG 72°05.3'W
    c. LAT 41°14.7'N, LONG 72°06.8'W
    d. LAT 41°19.0'N, LONG 72°05.2'W
457: Determine the great circle distance and initial course from LAT 31°57.0'S, LONG 115°52.0'E to LAT 24°47.0'N, LONG 66°59.0'E.

    a. 4516 miles, 134.5°T
    b. 4407 miles, 314.5°T
    c. 4402 miles, 319.5°T
    d. 4378 miles, 336.8°T
458: Determine the great circle distance and initial course from LAT 38°42.0'N, LONG 09°10.5'W to LAT 32°05.0'N, LONG 81°05.0'W.

    a. 3402.0 miles, 072.5°T
    b. 3412.6 miles, 085.8°T
    c. 3432.0 miles, 278.3°T
    d. 3449.4 miles, 287.2°T
459: Determine the great circle distance and initial course from LAT 25°47.0'N, LONG 79°59.5'W to LAT 38°42.0'N, LONG 09°10.5'W.

    a. 3341.0 miles, 063°T
    b. 3347.0 miles, 063°T
    c. 3427.8 miles, 061°T
    d. 3588.6 miles, 059°T
460: Determine the great circle distance and initial course from LAT 35°27.0'N, LONG 140°20.5'E to LAT 47°51.0'N, LONG 122°51.0'W.

    a. 4087 miles, 036°T
    b. 4115 miles, 045°T
    c. 4122 miles. 076°T
    d. 4136 miles, 076°T
460: Determine the great circle distance and initial course from LAT 35°27.0'N, LONG 140°20.5'E to LAT 47°51.0'N, LONG 122°51.0'W.

    a. 4087 miles, 036°T
    b. 4115 miles, 045°T
    c. 4122 miles. 076°T
    d. 4136 miles, 076°T
462: Determine the great circle distance and initial course from LAT 12°45.2'N, LONG 124°20.1'E to LAT 33°48.8'N, LONG 120°07.0'W.

    a. 6185.9 miles, 050.3°T
    b. 6231.3 miles, 309.7°T
    c. 6248.0 miles, 048.3°T
    d. 6382.0 miles, 311.7°T
463: Determine the great circle distance and initial course from LAT 37°47.5'N, LONG 122°27.8'W to LAT 33°51.7'S, LONG 151°12.7'E.

    a. 6324.2 miles, 310.3°T
    b. 6345.3 miles, 301.7°T
    c. 6398.0 miles, 298.3°T
    d. 6445.2 miles, 240.3°T
464: Determine the great circle distance and initial course from LAT 33°53.3'S, LONG 18°23.1'E to LAT 40°27.0'N, LONG 73°49.4'W.

    a. 6648.0 miles, 298.7°T
    b. 6743.5 miles, 302.7°T
    c. 6750.8 miles, 235.5°T
    d. 6763.0 miles, 304.5°T
465: Determine the great circle distance and initial course from LAT 34°51.0'N, LONG 115°01.2'E to LAT 10°16.0'S, LONG 51°42.6'E.

    a. 4436 miles, 245.3°T
    b. 4598 miles, 245.6°T
    c. 4493 miles, 245.6°T
    d. 4582 miles, 245.6°T
466: Determine the great circle distance and initial course from LAT 25°50.0'N, LONG 77°00.0'W to LAT 35°56.0'N, LONG 06°15.0'W.

    a. 3470 miles, 298°T
    b. 3518 miles, 028°T
    c. 3616 miles, 062°T
    d. 3718 miles, 118°T
467: Determine the great circle initial course from LAT 29°46.0'S, LONG 30°26.0'E to LAT 31°52.0'S, LONG 115°22.0'E.

    a. 074°T
    b. 113°T
    c. 117°T
    d. 121°T
468: Determine the great circle initial course from LAT 07°05.0'N, LONG 81°45.0'W to LAT 21°15.0'N, LONG 157°40.0'W.

    a. 128°T
    b. 217°T
    c. 290°T
    d. 326°T
469: Determine the great circle initial course from LAT 37°12.6'S, LONG 73°58.0'W to LAT 10°33.0'S, LONG 142°08.0'E.

    a. 223°T
    b. 253°T
    c. 287°T
    d. 317°T
470: Determine the great circle distance and initial course from LAT 35°08.0'S, LONG 19°26.0'E to LAT 33°16.0'S, LONG 115°36.0'E.

    a. 4457 miles, 126°T
    b. 4559 miles, 121°T
    c. 4682 miles, 059°T
    d. 4688 miles, 126°T
471: The great circle distance from LAT 35°57.2'N, LONG 05°45.7'W to LAT 24°25.3'N, LONG 83°02.6'W is 3966.5 miles and the initial course is 283.7°T. The latitude of the vertex is 38°09.4'N. What is the longitude of the vertex?

    a. 28°02.6'W
    b. 28°18.2'W
    c. 28°46.3'W
    d. 28°54.7'W
472: The great circle distance from LAT 38°17.0'N, LONG 123°16.0'W to LAT 35°01.0'N, LONG 142°21.0'E is 4330 miles and the initial course is 300.9°T. The latitude of the vertex is 47°40.5'N. What is the longitude of the vertex?

    a. 173°04.6'E
    b. 167°18.0'E
    c. 173°04.6'W
    d. 167°18.5'W
472: The great circle distance from LAT 38°17.0'N, LONG 123°16.0'W to LAT 35°01.0'N, LONG 142°21.0'E is 4330 miles and the initial course is 300.9°T. The latitude of the vertex is 47°40.5'N. What is the longitude of the vertex?

    a. 173°04.6'E
    b. 167°18.0'E
    c. 173°04.6'W
    d. 167°18.5'W
473: The great circle distance from LAT 08°50.0'N, LONG 80°21.0'W to LAT 22°36.0'N, LONG 128°16.0'E is 7801 miles and the initial course is 318°45' T. The latitude of the vertex is 49°20.6'N. What is the longitude of the vertex?

    a. 156°43'W
    b. 162°41'W
    c. 159°32'W
    d. 161°18'W
474: You are on a great circle track departing from LAT 25°50.0'N, LONG 77°00.0'W and your initial course is 061.7°T. The position of the vertex is LAT 37°35.6'N, LONG 25°57.8'W.

What is the distance along the great circle track between the point of departure and the vertex?

    a. 2735.1 miles
    b. 2664.9 miles
    c. 2583.2 miles
    d. 2420.0 miles
475: The great circle distance from LAT 35°08.0'S, LONG 19°26.0'E to LAT 33°16.0'S, LONG 115°36.0'E is 4559 miles and the initial course is 121°T. Determine the latitude of the vertex.

    a. 44°29.1'S
    b. 45°30.9'S
    c. 46°18.2'S
    d. 43°41.8'S
476: The great circle distance from LAT 35°08.0'S, LONG 19°26.0'E to LAT 33°16.0'S, LONG 115°36.0'E is 4559 miles and the initial course is 121°T. Determine the longitude of the vertex.

    a. 26°50.9'E
    b. 65°45.9'E
    c. 69°19.1'E
    d. 72°18.3'E
477: The great circle distance from LAT 08°50.0'N, LONG 80°21.0'W to LAT 12°36.0'N, LONG 128°16.0'E is 8664 miles, and the initial course is 306.6°T. Determine the latitude of the vertex.

    a. 37°30.2'N
    b. 37°39.6'N
    c. 37°48.2'N
    d. 37°53.6'N
478: The great circle distance from LAT 38°17'N, LONG 123°16'W to LAT 35°01'N, LONG 142°21'E is 4330 miles, and the initial course is 300.9°T. Determine the latitude of the vertex.

    a. 46°54.8'N
    b. 47°24.7'N
    c. 47°35.2'N
    d. 47°40.5'N
479: The great circle distance from LAT 24°25.3'N, LONG 83°02.6'W to LAT 35°57.2'N, LONG 5°45.7'W is 3966.5 miles. Determine the latitude of the vertex.

    a. 38°46.2'N
    b. 38°16.4'N
    c. 38°09.4'N
    d. 37°57.3'N
480: The great circle distance from LAT 25°50'N, LONG 77°00'W to LAT 35°56'N, LONG 06°15'W is 3616 miles, and the initial course is 061.7°T. The position of the vertex is LAT 37°34.9'N, LONG 25°59.0'W. Determine the latitude intersecting the great circle track 600 miles west of the vertex, along the great circle track.

    a. 36°54.9'N
    b. 36°50.2'N
    c. 36°45.9'N
    d. 36°36.8'N
481: The great circle distance from LAT 25°50'N, LONG 77°00'W to LAT 35°56'N, LONG 06°15'W is 3616 miles, and the initial course is 061.7°T. Determine the latitude of the vertex.

    a. 37°32.2'N
    b. 37°34.9'N
    c. 37°41.6'N
    d. 37°45.2'N
482: The great circle distance from LAT 25°50'N, LONG 77°00'W to LAT 35°56'N, LONG 06°15'W is 3616 miles, and the initial course is 061.7°T. Determine the longitude of the vertex, given the latitude of the vertex as 37°34.9'N.

    a. 25°49.8'W
    b. 25°53.2'W
    c. 25°59.0'W
    d. 26°03.4'W
483: The great circle distance from LAT 25°50'N, LONG 77°00'W to LAT 35°56'N, LONG 06°15'W is 3616 miles, and the initial course is 061.7°T. The position of the vertex is LAT 37°34.9'N, LONG 25°59.0'W. The difference of longitude from the vertex to a point (X) on the great circle track is 10°W. Determine the latitude which intersects the great circle at point (X).

    a. 37°02.5'N
    b. 37°09.5'N
    c. 37°15.6'N
    d. 37°21.2'N
484: You are on a great circle track departing from position LAT 25°50'N, LONG 77°00'W. The position of the vertex is LAT 37°35.6'N, LONG 25°57.8'W. The distance along the great circle track from the vertex to a point (X) is 600 miles westward. Determine the position of point (X) on the great circle track.

    a. LAT 36°47.5'N, LONG 38°21.8'W
    b. LAT 36°50.4'N, LONG 38°25.6'W
    c. LAT 36°55.6'N, LONG 38°30.0'W
    d. LAT 37°02.3'N, LONG 38°34.4'W
485: Determine the great circle distance and initial course from LAT 08°53.0'N, LONG 79°31.0'W to LAT 33°51.5'S, LONG 151°13.0'E.

    a. 7809 miles, 247.0°T
    b. 7763 miles, 247.0°T
    c. 7635 miles, 233.9°T
    d. 7618 miles, 230.3°T
486: What is your speed from your 0630 position, with Buoy "PI" close abeam, to your 0654 position?

    a. 11.4 knots
    b. 10.5 knots
    c. 9.3 knots
    d. 8.2 knots
487: At 0700, your gyro alarm sounds. What course should you steer by the standard magnetic compass in order to maintain your original heading of 078°T?

    a. 095°psc
    b. 090°psc
    c. 080°psc
    d. 062°psc
488: At 0705, with your gyro again functioning properly, you change course to 096°T. At this time Race Rock Light is bearing 000°T at 0.35 mile. You are now governed by which Navigation Rules?

    a. International Rules
    b. Local Pilot Rules
    c. Inland Rules
    d. Coastal Fishery Rules
489: At 0728, Race Rock Light is bearing 282°T at 3.8 miles, and the closest point on Fishers Island is at a radar range of 2.1 miles. What speed have you been making since you changed course at 0705?

    a. 11.4 knots
    b. 10.6 knots
    c. 9.9 knots
    d. 9.2 knots
490: At 0728, you change course to 080°T. When steady on course, the standard magnetic compass reads 097°. Which statement is TRUE?

    a. The magnetic compass error is 17°W.
    b. The magnetic heading is 090°.
    c. The deviation is 1.0°E.
    d. The gyro course is 083°pgc.
491: At 0748, you take the following bearings:

Watch Hill Point Light bearing 020.5° pgc
Race Point Light bearing 267.5° pgc

What is the approximate depth of water at this position?

    a. 104 feet
    b. 130 feet
    c. 175 feet
    d. 325 feet
492: At 0748, you change course to 160°T. What loran reading can you follow to remain on this course?

    a. 9960-W-14660.0
    b. 9960-W-14651.0
    c. 9960-Y-43943.8
    d. 9960-Y-43852.0
493: At 0815, Montauk Pt. Light House is bearing 167°T, Shagwong Pt. has a radar range of 4.5 miles, and Cerberus Shoal "9" Buoy is bearing 284°T. If the engine is making turns for 10 knots, what was the set and drift of the current since 0748?

    a. Set 065°T, drift 1.1 knots
    b. Set 065°T, drift 2.4 knots
    c. Set 245°T, drift 2.4 knots
    d. Set 245°T, drift 1.1 knots
494: What action should you take to compensate for the above current?

    a. Continue on the same course and speed.
    b. Alter your course to the right.
    c. Slow to 8.5 knots.
    d. Alter your course to the left.
495: At 0815, visibility is excellent and you can see Montauk Point. Montauk Point is __________.

    a. low and rocky with scattered small pine trees
    b. a low lying wetland
    c. a high sandy bluff
    d. a flat wooded plain
496: At 0815, you change course to 079°T and head for the entrance of Great Salt Pond on Block Island. To compensate for a northerly wind, you estimate a 5° leeway is necessary. What course should you steer per gyrocompass to make good 079°T?

    a. 071°pgc
    b. 074°pgc
    c. 076°pgc
    d. 079°pgc
497: At 0845, Montauk Pt. Light is bearing 205°T at a radar distance of 6.6 miles. What is your speed made good from your 0815 position?

    a. 10.5 knots
    b. 10.0 knots
    c. 9.2 knots
    d. 8.4 knots
498: As you head toward Great Salt Pond, visibility is unlimited. At what time will you lose sight of Montauk Pt. Light?

    a. 0905
    b. 0928
    c. 0950
    d. It will remain visible to Great Salt Pond.
499: Which chart should you use to enter Great Salt Pond?

    a. 13205
    b. 13207
    c. 13214
    d. 13217
500: Your position is LAT 40°59.0'N, LONG 73°06.2'W. What is the course per standard magnetic compass to New Haven Harbor Lighted Whistle Buoy "NH"?

    a. 052°
    b. 049°
    c. 046°
    d. 035°
501: You depart from the position in the previous question at 2114 and make good 12 knots on a course of 040°T. At what time will you sight New Haven Light if the visibility is 11 miles?

    a. The light is visible at 2114.
    b. 2152
    c. 2159
    d. 2206
502: At 2142, you take the following bearings:

Stratford Point Light 331°T
Stratford Shoal Middle Ground Light 280°T
Old Field Point Light 223°T

What is your 2142 position?

    a. LAT 41°02.7'N, LONG 73°01.2'W
    b. LAT 41°03.0'N, LONG 73°01.7'W
    c. LAT 41°03.1'N, LONG 73°01.3'W
    d. LAT 41°03.3'N, LONG 73°01.9'W
503: What was the speed made good between 2114 and 2142?

    a. 11.4 knots
    b. 11.7 knots
    c. 12.0 knots
    d. 12.3 knots
504: At 2142, you change course to make good 030°T and increase speed to 14 knots. You rendezvous with another vessel and receive fresh supplies while off New Haven Harbor lighted whistle buoy "NH". What is the light characteristic of this buoy?

    a. _ .
    b. _ _
    c. . .
    d. . _
505: At 0109 you get underway, and at 0112 you take the following bearings:

Branford Reef Light bearing 051° true
Stratford Point Light bearing 258° true

What is your 0112 position?

    a. LAT 41°11.0'N, LONG 72°51.0'W
    b. LAT 41°11.4'N, LONG 72°51.3'W
    c. LAT 41°11.6'N, LONG 72°51.6'W
    d. LAT 41°11.8'N, LONG 72°51.8'W
506: At 0112, what is the approximate depth under the keel?

    a. 57 feet (17.3 meters)
    b. 51 feet (15.5 meters)
    c. 47 feet (14.2 meters)
    d. 38 feet (11.5 meters)
507: At 0112, you are on course 124°T and turning for 12.0 knots. What course will you make good if the current is 255°T at 1.2 knots?

    a. 118°
    b. 120°
    c. 129°
    d. 132°
508: Branford Reef is __________.

    a. a hard sand shoal marked with a light
    b. completely submerged at all stages of the tide
    c. surrounded by rocks awash at low water spring tides
    d. a small, low, sandy islet surrounded by shoal water
509: At 0112, the radar range to Branford Reef Light is 2.9 miles. At 0125, the range is 3.6 miles. What is the position of your 0125 running fix if you are steering 124°T at 12 knots?`

    a. LAT 41°09.3'N, LONG 72°48.7'W
    b. LAT 41°09.7'N, LONG 72°48.1'W
    c. LAT 41°09.8'N, LONG 72°47.2'W
    d. LAT 41°10.2'N, LONG 72°47.7'W
510: You observe the star Deneb at a sextant altitude (hs) of 48°34.8' on 16 December . The index error is 4.0' off the arc. The height of eye is 58 feet. What is the observed altitude (Ho)?

    a. 48°02.9'
    b. 48°30.5'
    c. 48°31.4'
    d. 48°46.5'
511: At 0130, your position is LAT 41°09.3'N, LONG 72°46.9'W when you change course to 086°T. If you make good 086°T, what is the closest point of approach to Twenty-Eight Foot Shoal Lighted Buoy?

    a. 1.2 mile
    b. 1.1 mile
    c. 0.9 miles
    d. 0.7 miles
512: At 0200, you take the following bearings:

Falkner Island Light 004.5°T
Kelsey Pt. Breakwater Lt. 054.0°T
Horton Point Light 115.0°T

What were the set and drift from 0130?

    a. 260° at 1.0 knot
    b. 080° at 0.5 knot
    c. 260° at 0.5 knot
    d. There is no current.
513: What is the distance from your 0200 position to the point where Twenty-Eight Foot Shoal lighted buoy is abeam to starboard?

    a. 7.3 miles
    b. 7.1 miles
    c. 6.9 miles
    d. 6.6 miles
514: The shoreline along Rocky Point should give a good radar return because __________.

    a. the shore is bluff and rocky
    b. of offshore exposed rocks
    c. submerged reefs cause prominent breakers
    d. the lookout tower is marked with radar reflectors
515: You depart LAT 50°06.0'N, LONG 153°06.0'E and steam 879 miles on course 090°. What is the LONG of arrival?

    a. 175°56.0'E
    b. 177°24.0'E
    c. 178°36.0'W
    d. 175°04.0'W
516: You sight Bartlett Reef Light in line with New London Harbor Light bearing 043°pgc. You are heading 088°pgc and 098.5° per standard magnetic compass at the time of the observation. Which statement is TRUE?

    a. The true heading at the observation was 090°.
    b. The gyro error is 2°E.
    c. The magnetic compass error is 9.5°W.
    d. The deviation is 1.5°E by observation.
517: At 0520, you take the following observations:

Point Judith Light 032°pgc
Point Judith Harbor of Refuge
Main Breakwater Center Light 308°pgc

What is the position of your 0520 fix?

    a. LAT 41°20.8'N, Long 71°29.7'W
    b. LAT 41°20.6'N, Long 71°30.4'W
    c. LAT 41°20.6'N, Long 71°30.0'W
    d. LAT 41°20.5'N, Long 71°29.4'W
518: Point Judith Harbor of Refuge __________.

    a. is used mostly by towing vessels
    b. has a maximum depth of 14 feet at MHW
    c. is entered through the East Gap or the West Gap
    d. is easily accessible in heavy southerly seas
519: At 0520 you are on course 243°pgc at 12 knots. What is the course per standard magnetic compass?

    a. 227°psc
    b. 233°psc
    c. 258°psc
    d. 262°psc
520: On 29 June you observe the star Achernar at a sextant altitude (Hs) of 54°18.9'. The index error is 4.7' off the arc. The height of eye is 58 feet. What is the observed altitude (Ho)?

    a. 54°06.1'
    b. 54°15.5'
    c. 54°31.5'
    d. 54°43.7'
521: The coastline between Point Judith and Watch Hill is __________.

    a. steep with rocky bluffs
    b. sandy and broken by rocky points
    c. low and marshy
    d. heavily forested
522: In clear weather, how far away will you sight Point Judith Light? (use charted range of 20 miles as nominal range)

    a. 14.0 nm
    b. 12.3 nm
    c. 10.6 nm
    d. 9.2 nm
523: At what time will you cross the 60 foot curve if you make good 12 knots?

    a. 0544
    b. 0541
    c. 0534
    d. 0528
524: The two wavy magenta lines running to Green Hill Point represent __________.

    a. recommended approaches to Green Hill Point
    b. a restricted anchorage area
    c. submarine cables
    d. prohibited fishing areas
525: At 0600 you take the following bearings:

Point Judith Light bearing 063° pgc
Block Island North Reef Light bearing 144° pgc

What is your 0600 position?

    a. LAT 41°18.3'N, LONG 71°38.7'W
    b. LAT 41°18.4'N, LONG 71°38.0'W
    c. LAT 41°18.5'N, LONG 72°38.1'W
    d. LAT 41°18.7'N, LONG 71°38.9'W
526: Your vessel receives a distress call from a vessel reporting her position as LAT 35°01.0'S, LONG 18°51.0'W. Your position is LAT 35°01.0'S, LONG 21°42.0'W. Determine the true course and distance from your vessel to the vessel in distress by parallel sailing.

    a. 090°T, 140.0 miles
    b. 090°T, 189.2 miles
    c. 270°T, 140.0 miles
    d. 270°T, 189.2 miles
527: You depart LAT 25°54'N, LONG 9°38'E and steam 592 miles on course 270°. What is the longitude of arrival?

    a. 1°20'E
    b. 0°40'E
    c. 0°40'W
    d. 1°20'W
528: You depart LAT 38°12'S, LONG 12°06'W and steam 1543 miles on course 270°. What is the Longitude of arrival?

    a. 44°49'W
    b. 45°12'W
    c. 45°37'W
    d. 45°42'W
529: You depart LAT 51°48.0'S, LONG 178°35.0'W and steam 179 miles on course 270°. What is the longitude of arrival?

    a. 173°47'W
    b. 174°27'E
    c. 176°36'E
    d. 179°52'W
530: You observe the planet Jupiter at a sextant altitude (hs) of 66°27.6' on 26 May . The index error is 5.2' on the arc. The height of eye is 52 feet. What is the observed altitude (Ho)?

    a. 65°39.5'
    b. 65°32.8'
    c. 66°27.2'
    d. 66°15.0'
531: You depart LAT 15°48'N, LONG 174°06'E and steam 905 miles on course 090°. What is the LONG of arrival?

    a. 165°41'W
    b. 170°13'W
    c. 172°47'W
    d. 179°06'E
532: You depart LAT 26°03'S, LONG 10°28'E, for LAT 26°03'S, LONG 01°16'W. What are the course and distance by parallel sailing?

    a. 090°T, 547.2 miles
    b. 090°T, 632.5 miles
    c. 270°T, 547.2 miles
    d. 270°T, 632.5 miles
533: You depart LAT 38°14'N, LONG 12°42'W, for LAT 38°14'N, LONG 46°09'W. What are the course and distance by parallel sailing?

    a. 090°T, 1576.5 miles
    b. 090°T, 2879.0 miles
    c. 270°T, 1576.5 miles
    d. 270°T, 2868.5 miles
534: You depart LAT 52°01'N, LONG 176°09'E, for LAT 52°01'N, LONG 178°46'W. What are the course and distance by parallel sailing?

    a. 090°T, 95 miles
    b. 090°T, 188 miles
    c. 270°T, 95 miles
    d. 270°T, 188 miles
535: You depart LAT 49°38'N, LONG 152°49'E, for LAT 49°38'N, LONG 176°12'E. What are the course and distance by parallel sailing?

    a. 090°T, 909 miles
    b. 090°T, 1204 miles
    c. 270°T, 909 miles
    d. 270°T, 1204 miles
536: Determine the distance from LAT 63°54.0'N, LONG 04°52.0'E to LAT 63°54.0'N, LONG 18°24.0'W by parallel sailing.

    a. 608.6 miles
    b. 610.9 miles
    c. 612.3 miles
    d. 614.2 miles
536: Determine the distance from LAT 63°54.0'N, LONG 04°52.0'E to LAT 63°54.0'N, LONG 18°24.0'W by parallel sailing.

    a. 608.6 miles
    b. 610.9 miles
    c. 612.3 miles
    d. 614.2 miles
537: Determine the distance from LAT 19°54.0'N, LONG 166°36.0'E to LAT 19°54.0'N, LONG 157°54.0'W. by parallel sailing.

    a. 2204.6 miles
    b. 2006.9 miles
    c. 2002.8 miles
    d. 1990.6 miles
538: Determine the distance from LAT 23°24'S, LONG 13°54'E to LAT 23°24'S, LONG 42°48'W. by parallel sailing.

    a. 3119.3 miles
    b. 3122.2 miles
    c. 3124.5 miles
    d. 3126.6 miles
539: Determine the distance from LAT 59°12'N, LONG 14°00'W to LAT 59°12'N, LONG 03°20'W by parallel sailing.

    a. 324.2 miles
    b. 325.4 miles
    c. 327.7 miles
    d. 328.9 miles
540: Determine the distance from LAT 34°18'S, LONG 172°40'E to LAT 34°18'S, LONG 152°38'E, by parallel sailing.

    a. 993.0 miles
    b. 995.2 miles
    c. 996.4 miles
    d. 998.6 miles
541: You depart LAT 16°24'S, LONG 169°38'W, for LAT 16°24'S, LONG 174°52'E. What are the course and distance by parallel sailing?

    a. 090°T, 301 miles
    b. 090°T, 892 miles
    c. 270°T, 301 miles
    d. 270°T, 892 miles
542: You observe the planet Saturn at a sextant altitude (hs) of 63°05.1' on 25 May . The index error is 4.5' off the arc. The height of eye is 62 feet. What is the observed altitude (Ho)?

    a. 63°00.6'
    b. 63°01.5'
    c. 63°02.9'
    d. 63°04.1'
543: What was the current between 0520 and 0600?

    a. 201° at 1.0 knot
    b. 201° at 1.5 knot
    c. 021° at 1.5 knot
    d. 021° at 1.0 knots
544: From your 0600 position, what is the course per gyrocompass to leave Watch Hill Light abeam to starboard at 2.0 miles if a southerly wind is producing 3° of leeway?

    a. 262°pgc
    b. 258°pgc
    c. 256°pgc
    d. 252°pgc
545: At 0645, Watch Hill Point (left tangent) bears 314.5°T at 2.75 miles. What was the speed made good between 0600 and 0645?

    a. 11.4 knots
    b. 10.7 knots
    c. 9.8 knots
    d. 8.1 knots
546: At 0705, you take the following bearings:

Watch Hill Light 030.5°pgc
Latimer Reef Light 329.0°pgc
Race Rock Light 262.0°pgc

What was the true course made good between 0645 and 0705?

    a. 266°T
    b. 263°T
    c. 256°T
    d. 252°T
547: At 0705, you change course to head for The Race. You wish to leave Race Rock Light bearing due north at 0.4 mile. If the current is 100°T, at 2.8 knots, and you are turning for 12.0 knots, what course (pgc) should you steer?

    a. 267°pgc
    b. 263°pgc
    c. 255°pgc
    d. 250°pgc
548: You are bound for New London. Where will you cross the demarcation line and be governed by the Inland Rules of the Road?

    a. You are already governed by the Inland Rules.
    b. Above the Thames River Bridge
    c. In the Race
    d. You will not be governed by the Rules.
549: In order to check your compasses, you sight North Dumpling Island Light in line with Latimer Reef Light bearing 074°pgc. The helmsman was steering 303°pgc and 315° per standard magnetic compass at the time.

Which of the following is TRUE?

    a. The true line of the range is 072°.
    b. The deviation based on the observation is 15°W.
    c. The magnetic compass error is 12°W.
    d. The gyro error is exactly 1.5°E.
550: You observe the star Antares at a sextant altitude (hs) of 38°18.7' on 28 February . The index error is 2.4' on the arc. The height of eye is 40 feet (12.2 meters). What is the observed altitude (Ho)?

    a. 38°07.5'
    b. 38°09.0'
    c. 38°10.5'
    d. 38°12.5'
551: You are on course 092°T, and the engines are turning for 8 knots. At 0452, you take the following bearings:
Stratford Point Light 020°pgc Stratford Shoal (Middle Ground) Light 141°pgc

What is your 0452 position?

    a. LAT 41°05.2'N, LONG 73°07.8'W
    b. LAT 41°05.0'N, LONG 73°07.5'W
    c. LAT 41°05.0'N, LONG 73°07.3'W
    d. LAT 41°04.8'N, LONG 73°07.3'W
551: You are on course 092°T, and the engines are turning for 8 knots. At 0452, you take the following bearings:
Stratford Point Light 020°pgc Stratford Shoal (Middle Ground) Light 141°pgc

What is your 0452 position?

    a. LAT 41°05.2'N, LONG 73°07.8'W
    b. LAT 41°05.0'N, LONG 73°07.5'W
    c. LAT 41°05.0'N, LONG 73°07.3'W
    d. LAT 41°04.8'N, LONG 73°07.3'W
552: If the visibility is 10 miles, what is the earliest time you can expect to see New Haven Light?

    a. 0500
    b. 0508
    c. 0514
    d. You will not sight the light.
553: At 0507, Stratford Shoal Middle Ground Light bears 208°pgc. What is the position of your 0507 running fix?

    a. LAT 41°04.6'N, LONG 73°04.7'W
    b. LAT 41°04.8'N, LONG 73°04.8'W
    c. LAT 41°04.8'N, LONG 73°04.9'W
    d. LAT 41°05.1'N, LONG 73°05.1'W
554: Based on your running fix, you __________.

    a. have a following current
    b. have a head current
    c. are being set to the north
    d. are not affected by a current
555: Your 0507 position is about 7 miles from Bridgeport, CT. What is the distance from this position to Newport, RI?

    a. 114 miles
    b. 101 miles
    c. 95 miles
    d. 88 miles
556: Your 0530 position is LAT 41°04.9'N, LONG 73°01.1'W. What is the course per standard magnetic compass to a position 1.0 mile south of Twenty Eight Foot Shoal "TE" buoy?

    a. 099.5°psc
    b. 096.0°psc
    c. 092.5°psc
    d. 082.0°psc
557: The south shore of Long Island Sound near your position is __________.

    a. high with numerous cliffs
    b. fringed with rock shoals
    c. backed by marshes and wooded uplands
    d. low and marshy
558: At 0530, you change course to 090°T and increase speed to 8.5 knots. What is the course to steer per gyro compass if northerly winds are causing 2° of leeway?

    a. 094°pgc
    b. 092°pgc
    c. 090°pgc
    d. 088°pgc
559: At 0615, Stratford Point Light bears 292°pgc, Falkner Island Light bears 052°pgc, and Branford Reef Light bears 018°pgc. What was the current since 0530?

    a. 083° at 0.9 knots
    b. 083° at 1.2 knots
    c. 263° at 1.2 knots
    d. 263° at 0.9 knots
560: Which loran line can you follow to remain clear of all danger until south of New London?

    a. 9960-Y-43960
    b. 9960-X-26450
    c. 9960-W-14900
    d. 9960-W-15000
561: At 0615 you change course to 078°T. If there is no current, when will Falkner Island Light be abeam?

    a. 0730
    b. 0735
    c. 0743
    d. 0750
562: At 0700, Falkner Island Light bears 023°pgc, and the range to the south tip of Falkner Island is 7.1 miles. What was the course made good since 0615?

    a. 087°T
    b. 084°T
    c. 081°T
    d. 078°T
563: At 0705, the gyro loses power. At 0715, you are on course 092° per standard magnetic compass (psc) when you take the following bearings: Falkner Light bears 356°psc, Horton Point Light bears 123°psc, and Kelsey Point Breakwater Light bears 048°psc. What is the position of your 0715 fix?

    a. LAT 41°06.7'N, LONG 72°36.0'W
    b. LAT 41°07.0'N, LONG 72°36.2'W
    c. LAT 41°07.2'N, LONG 72°36.4'W
    d. LAT 41°07.4'N, LONG 72°36.4'W
564: Horton Point Light __________.

    a. is 14 feet above sea level
    b. has a fixed green light
    c. is shown from a white square tower
    d. is synchronized with a radio beacon
565: If visibility permits, Little Gull Island Light will break the horizon at a range of approximately __________.

    a. 18.0 miles
    b. 15.6 miles
    c. 12.8 miles
    d. 11.1 miles
566: Your cargo vessel is berthed near Lamberts Point in Norfolk. You are on a voyage to Baltimore, Maryland. Which larger scale chart should you use to show the area from Lamberts Point to Hampton Roads?

    a. 12224
    b. 12241
    c. 12245
    d. 12256
567: What is the distance from Lamberts Point to abeam of Thimble Shoal Lt. following the navigable channel?

    a. 11.2 miles
    b. 10.6 miles
    c. 9.8 miles
    d. 9.0 miles
568: You are delayed in sailing due to engineering problems. You get underway at 0630. A Coast Guard radio broadcast advises that an aircraft carrier will transit the Elizabeth River enroute Norfolk Naval Shipyard and a safety zone is in effect. Further information on how far you must remain from the carrier found is in __________.

    a. PUB 117
    b. Coast Pilot
    c. Light List
    d. Chart Number 1
569: At 0823, Old Point Comfort Light bears 000°T at 0.6 mile. What is your 0823 position?

    a. LAT 36°59.8'N, LONG 76°18.0'W
    b. LAT 36°59.5'N, LONG 76°18.4'W
    c. LAT 36°59.0'N, LONG 76°19.6'W
    d. LAT 36°55.5'N, LONG 76°18.6'W
571: At 0845, you are approaching the entrances to Thimble Shoal Channel. What channel must you use?

    a. The South Auxiliary Channel or Thimble Shoal Channel, but you must remain on the right hand side of the channel.
    b. The South Auxiliary Channel since your draft is less than 25 feet (7.6 meters) and you are not a passenger vessel.
    c. The North Auxiliary Channel since you are going to turn to a northerly heading near buoy "12".
    d. You are not permitted to use any of the channels, but must remain outside the buoyed channel line.
572: At 0908, you change course to 010°T. What course should you steer per standard magnetic compass?

    a. 359°
    b. 021°
    c. 017°
    d. 003°
573: Visibility has decreased to 1 mile in haze. At 0948, you take the following radar ranges. What course should you steer from this fix to the York Spit channel between buoys "19" and "20"?

Thimble Shoal Light - 5.9 miles South end of trestle C of the Chesapeake Bay Bridge and Tunnel - 3.8 miles South end of trestle B of the Chesapeake Bay Bridge and Tunnel - 5.4 miles

    a. 010°pgc
    b. 008°pgc
    c. 004°pgc
    d. 001°pgc
574: If you are making 10 knots, what is your ETA at York Spit Channel Buoys "19" and "20"?

    a. 0959
    b. 1002
    c. 1004
    d. 1006
575: What is the course per standard magnetic compass on the southern leg of York Spit Channel between buoys "15" and "23"?

    a. 341°
    b. 339°
    c. 322°
    d. 319°
576: What is indicated by the dashed magenta line crossing York Spit Channel between buoys "20" and "22"?

    a. You are crossing the demarcation line between the COLREGS and the Inland Rules.
    b. The line indicates a submarine cable, and you should not anchor in the area.
    c. The line marks the limits of a regulated area.
    d. It marks the range between Ft. Wool Light and Cape Charles Harbor Range, Rear Light.
577: At 1015, you estimate you have 139 miles to complete the voyage. If you average 9.5 knots, you will complete the voyage in __________.

    a. 14 hours 44 minutes
    b. 14 hours 38 minutes
    c. 14 hours 30 minutes
    d. 14 hours 22 minutes
578: At 1008, you are entering York Spit Channel and buoy "19" is abeam to your starboard. What speed are you making good?

    a. 9.9 knots
    b. 9.7 knots
    c. 9.0 knots
    d. 8.4 knots
579: Which loran line of position will serve as a danger reading on the loran to keep you west of the submerged obstruction at LAT 37°24.2'N, LONG 76°03.7'W, after you leave York Spit Channel?

    a. Not less than 9960-X-27246
    b. Not more than 9960-Y-41595
    c. Not less than 9960-Y-41595
    d. Not less than 9960-Z-58622
580: At 1037, you are on course 010°T at 10 knots, when you take the following lset of bearings:

Old Plantation Flats Light bearing 123° pgc
New Point Comfort Light bearing 285.8° pgc
Wolf Trap Light bearing 338° pgc

What is your 1037 position?

    a. LAT 37°15.9'N, LONG 76°07.9'W
    b. LAT 37°15.9'N, LONG 76°07.7'W
    c. LAT 37°16.1'N, LONG 76°07.4'W
    d. LAT 37°16.3'N, LONG 76°07.2'W
581: At 1119, Wolf Trap Light bears 268°T at 4.4 miles by radar. What were the set and drift since your 1037 fix?

    a. 358°, 0.7 knot
    b. 358°, 0.5 knot
    c. 178°, 0.7 knot
    d. 178°, 0.5 knot
593: What is the length of the trip?

    a. 1195.4 miles
    b. 1223.1 miles
    c. 1520.1 miles
    d. 1657.8 miles
594: After you get underway, what is the first river gage you will pass?

    a. Head of Passes
    b. Donaldsonville
    c. Baton Rouge
    d. Red River Landing
595: You are passing the Bayou Sara Gage which reads 3.9 feet. The low water reference plane (LWRP) at Bayou Sara is 5.25 feet. Which of the following statements is TRUE?

    a. The river level is above the Low Water Reference Plane.
    b. Red Store Landing Revetment is ahead on your starboard side
    c. This gage reading is at a lower elevation than the same reading on the Gage at Head of Passes.
    d. None of the above.
596: At 0921, on 24 July, you are abreast the St. Catherine Bar Lt. (mile 348.6 AHP). If you are turning for 10.0 mph, what was the current since departure?

    a. 1.4 mph
    b. 1.7 mph
    c. 2.0 mph
    d. 7.0 mph
597: Which daymark will you see as you approach Natchez Beam Lt. (mile 364.8 AHP)?

    a. Red diamond
    b. White square
    c. Green square
    d. Red triangle
598: At 1132, 24 July, you pass Natchez Beam Lt. (mile 364.8 AHP). What is your ETA off the Memphis Gage if you average 8.0 mph?

    a. 2345, 25 July
    b. 0525, 26 July
    c. 0947, 26 July
    d. 2215, 26 July
599: Which town is located at mile 663.5 AHP?

    a. Helena
    b. Friers Point
    c. St. Francis
    d. Rodney
600: What is the brown colored tint shown at Bordeaux Point Dykes (mile 681.0 AHP)?

    a. river gage
    b. fish hatchery
    c. levee
    d. dredge material
601: At 1210 zone time, on 1 December , you depart Seattle, LAT 47°36.0'N, LONG 122°22.0'W (ZD +8). You are bound for Guam, LAT 13°27.0'N, LONG 144°37.0'E, and you estimate your speed of advance at 20 knots. The distance is 4,948 miles. What is your estimated zone time of arrival at Guam?

    a. 1734, 11 December
    b. 1934, 11 December
    c. 0334, 12 December
    d. 1334, 12 December
602: At 1845 zone time, on 24 October , you depart Bimini Island, LAT 25°50.0'N, LONG 77°00.0'W (ZD +5). You are bound for Bishop Rock, LAT 49°40.0'N, LONG 6°34.0'W, and you estimate your speed of advance at 13.6 knots. The distance is 3,491 miles. What is your estimated zone time of arrival at Bishop Rock?

    a. 0627, 3 November
    b. 1642, 3 November
    c. 0939, 4 November
    d. 1627, 4 November
603: At 0915 zone time, on 7 November , you depart Seattle, LAT 47°36.0'N, LONG 122°22.0'W (ZD +8). You are bound for Kobe, LAT 34°40.0'N, LONG 135°12.0'E, and you estimate your speed of advance at 18.5 knots. The distance is 4,527 miles. What is your estimated zone time of arrival at Kobe?

    a. 1257, 17 November
    b. 0657, 18 November
    c. 1857, 18 November
    d. 0657, 19 November
604: At 1820 zone time, on 21 March , you depart San Francisco, LAT 37°48.5'N, LONG 122°24.0'W (ZD +8). You are bound for Melbourne, LAT 37°49.2'S, LONG 144°56.0'E, and you estimate your speed of advance at 21 knots. The distance is 6,970 miles. What is your estimated zone time of arrival at Melbourne?

    a. 1214, 4 April
    b. 2214, 4 April
    c. 0814, 5 April
    d. 1314, 5 April
605: At 0915 ZT, on 26 July , you depart Yokohama, LAT 35°27.0'N, LONG 139°39.0'E (ZD -9). You are bound for Seattle, LAT 47°36.0'N, LONG 122°22.0'W, and you estimate your speed of advance at 14 knots. The distance is 4,245 miles. What is your estimated ZT of arrival at Seattle?

    a. 0728, 7 August
    b. 1528, 7 August
    c. 0028, 8 August
    d. 1528, 8 August
606: At 0915 zone time, on 11 May , you depart Yokohama, LAT 35°27.0'N, LONG 139°39.0'E (ZD -9). You are bound for Seattle, LAT 47°36.0'N, LONG 122°22.0'W, and you estimate your speed of advance at 19.5 knots. The distance is 4,276 miles. What is your estimated zone time of arrival at Seattle?

    a. 1932, 19 May
    b. 0332, 20 May
    c. 1032, 20 May
    d. 1232, 20 May
607: At 0915 zone time, on 6 March , you depart Sydney, LAT 33°51.5'S, LONG 151°13.0'E (ZD -10). You are bound for Kodiak, LAT 57°47.0'N, LONG 152°25.0'W, and you estimate your speed of advance at 21 knots. The distance is 6,222 miles. What is your estimated zone time of arrival at Kodiak?

    a. 0732, 17 March
    b. 2132, 17 March
    c. 0732, 18 March
    d. 2132, 18 March
608: At 1200 zone time, on 10 October , you depart San Francisco, LAT 37°48.5'N, LONG 122°24.0'W (ZD +8). You are bound for Yokohama, LAT 35°27.0'N, LONG 139°39.0'E, and you estimate your speed of advance at 22 knots. The distance is 4,536 miles. What is your estimated zone time of arrival at Yokohama?

    a. 0111, 19 October
    b. 0211, 19 October
    c. 1011, 19 October
    d. 1911, 19 October
609: At 0915 zone time, on 7 April , you depart San Francisco, LAT 37°48.5'N, LONG 122°24.0'W (ZD +8). You are bound for Kobe, LAT 34°40.0'N, LONG 135°12.0'E, and you estimate your speed of advance at 17 knots. The distance is 4,819 miles. What is your estimated zone time of arrival at Kobe?

    a. 0343, 18 April
    b. 1243, 19 April
    c. 2143, 19 April
    d. 0443, 20 April
610: At 0820 zone time, on 10 April , you depart Yokohoma, LAT 35°27.0'N, LONG 139°39.0'E (ZD -9). You are bound for Honolulu, LAT 21°18.5'N, LONG 157°52.2'W (ZD +10) and you estimate your speed of advance at 17.5 knots. The distance is 3,397 miles. What is your estimated zone time of arrival at Honolulu?

    a. 0127, 17 April
    b. 1527, 17 April
    c. 0127, 18 April
    d. 0927, 18 April
611: At 0600 zone time, on 22 October , you depart Manila, LAT 14°35.0'N, LONG 120°58.0'E (ZD -8). You are bound for Los Angeles, LAT 33°46.0'N, LONG 118°11.0'W, and you estimate your speed of advance at 20.2 knots. The distance is 6,385.9 miles. What is your estimated zone time of arrival at Los Angeles?

    a. 1808, 3 November
    b. 0208, 4 November
    c. 1008, 4 November
    d. 0208, 5 November
612: At 0530 zone time, on 20 December , you depart Cape Town (ZD -1). You are bound for New York (ZD +5), and you estimate your speed of advance at 25 knots. The distance is 6,762 miles. What is your estimated zone time of arrival at New York?

    a. 1200, 31 December
    b. 1100, 31 December
    c. 0700, 31 December
    d. 0600, 31 December
613: On 21 November, at 2100 zone time, you depart LAT 32°12.0'N, LONG 69°26.0'W enroute to LAT 12°05.0'N, LONG 7°32.0'W. The distance is 3,519 miles, and the average speed will be 12.5 knots. What is the zone time of arrival?

    a. 1330, 3 December
    b. 1530, 3 December
    c. 1830, 3 December
    d. 1530, 4 December
614: Your vessel departs Arkhangel'sk, from position LAT 64°32'N, LONG 40°31'E at 0236 zone time, on 19 August. It is bound for New York, at position LAT 40°42'N, LONG 74°01'W. The distance is determined to be 4,216 miles, and you estimate that you will average 13.0 knots. What is your estimated zone time of arrival?

    a. 1155, 31 August
    b. 1755, 31 August
    c. 0655, 1 September
    d. 1155, 1 September
615: Your vessel departs Yokohama from position LAT 35°27.0'N, LONG 139°39.0'E (ZD -9), at 1330 ZT, on 23 July, bound for Seattle at position LAT 47°36.0'N, LONG 122°22.0'W (ZD +8). The distance by great circle is 4,245 miles, and you estimate that you will average 13.6 knots. What is your estimated ZT of arrival?

    a. 0438, 4 August
    b. 2038, 4 August
    c. 0438, 5 August
    d. 1238, 5 August
617: Your vessel will sail from a position in LAT 8°51.0'N, LONG 81°31.0'W to a position at LAT 33°51.5'S, LONG 151°13.0'E. The distance by great circle is 7,635 miles, and you estimate an average speed of 15.0 knots. What is your estimated zone time of arrival if you depart at 1510 ZT, on 23 July?

    a. 1110, 14 August
    b. 0110, 14 August
    c. 1110, 13 August
    d. 1510, 13 August
618: Your vessel departs Seattle at 1010 zone time (ZD +8), on 28 May, bound for Apra, Guam (ZD -10). The distance by great circle is 4,948 miles, and you estimate that you will average 18.5 knots. What is your estimated zone time of arrival?

    a. 0737, 9 June
    b. 1737, 9 June
    c. 1937, 9 June
    d. 0737, 10 June
619: Your vessel departs Montevideo, Uruguay, LAT 34°40.3'S, LONG 54°09.1'W (ZD +4), at 1800 zone time, on 15 October . It is bound for New York, LAT 40°27.5'N, LONG 73°49.9'W (ZD +5). The distance is 5,749 miles, and you expect to average 20 knots. What is your estimated zone time of arrival?

    a. 0427, 26 October
    b. 1627, 26 October
    c. 1627, 27 October
    d. 0427, 27 October
620: On 21 May , at 0630 PDT (ZD +7), your vessel takes departure at the San Francisco Sea Buoy, LAT 37°45.0'N, LONG 122°41.5'W, enroute to Kobe, LAT 33°52.0'N, LONG 135°00.0'E via great circle. The distance is 4,245 miles, and you estimate that you will average 14.0 knots. What will be your estimated zone time of arrival?

    a. 0442, 2 June
    b. 1342, 2 June
    c. 0442, 3 June
    d. 1342, 3 June
621: You are on a voyage from New York, NY, to San Francisco, CA. The distance from pilot to pilot is 5132 miles. The speed of advance is 13.5 knots. You estimate 32 hours for bunkering at Colon, and 14 hours for the Panama Canal transit. If you take departure at 0600 hours (ZD +4), 16 May, what is your ETA (ZD +7) at San Francisco?

    a. 0609, 1 June
    b. 2109, 2 June
    c. 0009, 3 June
    d. 0409, 3 June
622: You are on a voyage from Limoy, Costa Rica, to Los Angeles, CA. The distance from departure to arrival is 3150 miles. The speed of advance is 14.0 knots. You estimate 24.0 hours for bunkering at Colon, and 12.0 hours for the Panama Canal transit. If you take departure at 1836 hours (ZD +6), 28 January, what is your ETA (ZD +8) at Los Angeles?

    a. 1736, 9 February
    b. 1736, 8 February
    c. 1336, 8 February
    d. 0536, 8 February
623: You are on a voyage from Baltimore, MD, to Seattle, WA. The distance from pilot to pilot is 5960 miles. The speed of advance is 16.0 knots. You estimate 16 hours for bunkering at Colon, and 12.0 hours for the Panama Canal transit. If you take departure at 0824 hours (ZD +5), 18 November, what is your ETA (ZD +8) at Seattle?

    a. 1654, 5 December
    b. 1354, 5 December
    c. 2154, 4 December
    d. 1354, 4 December
624: You are on a voyage from San Diego, CA, to New York, NY. The distance from pilot to pilot is 4860 miles. The speed of advance is 15.0 knots. You estimate 18 hours for bunkering at Colon, and 14 hours for the Panama Canal transit. If you take departure at 0836 hours (ZD +7), 4 July, what is your ETA (ZD +4) at New York?

    a. 0336, 20 July
    b. 0036, 19 July
    c. 0336, 19 July
    d. 0736, 19 July
625: You are on a voyage from Boston, MA, to the South Pass, LA. The distance is 1870 miles, and the speed of advance is 13.6 knots. You estimate 16.5 hours for bunkering enroute at Port Everglades, FL. If you sailed at 0836 hours (ZD +5), 26 February , what was your ETA (ZD +6) at the South Pass?

    a. 2336, 3 March
    b. 1136, 4 March
    c. 1236, 4 March
    d. 1736, 4 March
626: You are on a voyage from St. John, Canada, to Galveston, TX. The distance is 2280 miles, and the speed of advance is 15.0 knots. You estimate 16.5 hours for bunkering enroute at Ft. Lauderdale, FL. If you sailed at 1642 hours (ZD +4), 27 February , what was your ETA (ZD +6) at Galveston?

    a. 1512, 6 March
    b. 0812, 6 March
    c. 0712, 6 March
    d. 2312, 5 March
627: You are on a voyage from Halifax, Nova Scotia, to Galveston, TX. The distance is 2138 miles, and the speed of advance is 12.5 knots. You estimate 18.0 hours for bunkering enroute at Port Everglades, FL. If you sail at 0648 hours (ZD +4), 12 June, what is your ETA (ZD +5) at Galveston?

    a. 0250, 20 June
    b. 0350, 20 June
    c. 0550, 20 June
    d. 1350, 20 June
628: You are on a voyage from Valdez, AK, to the Panama Canal. The distance from pilot to pilot is 4950 miles. The speed of advance is 15.0 knots. You estimate a layover in San Francisco, CA, of 36.0 hours. If you take departure at 0800 (ZD +10), 29 October, what is your ETA (ZD +5) at the Panama Canal?

    a. 1900, 13 November
    b. 1400, 13 November
    c. 1400, 14 November
    d. 0900, 13 November
629: You are on a voyage from Belem, Brazil, to Mobile, AL. The distance from departure to arrival is 3150 miles. The speed of advance is 14.0 knots. You estimate a layover in San Juan, Puerto Rico, of 17.5 hours. If you took departure at 2200 (ZD +3h 30m), 26 February , what was your ETA (ZD +6) at Mobile?

    a. 1900, 8 March
    b. 2200, 8 March
    c. 0400, 9 March
    d. 2200, 9 March
630: You are on a voyage from Corpus Christi, TX, to Fort de France, Martinique. The distance from pilot to pilot is 2190 miles (2521 statute miles). The speed of advance is 15.0 knots. You estimate a layover in Charlotte Amalie, Virgin Islands, of 16.0 hours. If you take departure at 0654 (ZD +6), 27 November, what is your ETA (ZD +4) at Fort de France?

    a. 2054, 3 December
    b. 2254, 3 December
    c. 0254, 4 December
    d. 2054, 4 December
631: From your 0100 position, you change course to 258° per standard magnetic compass. Your engine speed is 10.0 knots. A short time later, your fathometer reads 51 feet (15.5 meters) under the keel. What is the water depth?

    a. 38.5 feet (11.7 meters)
    b. 43.5 feet (13.2 meters)
    c. 51.0 feet (15.5 meters)
    d. 59.5 feet (18.0 meters)
632: The Memphis Gage reads 18.4 feet. The high point of your towboat is 48 feet above water. What is the vertical clearance as you pass under the Memphis Highway Bridge?

    a. 46.4 feet
    b. 53.8 feet
    c. 66.4 feet
    d. 75.4 feet
633: The Linwood Bend revetment on the LMR extends from mile __________.

    a. 828.1-823.1 RDB
    b. 831.7-829.4 RDB
    c. 841.3-838.7 LDB
    d. 845.4-842.5 LDB
634: You have orders to drop off the empties at the fleeting area at Cairo Point and add five loaded tank barges to your tow. If you are turning for 9 mph and estimate the current at 1.5 mph, what is your ETA at Cairo?

    a. 1031, 22 June
    b. 1423, 22 June
    c. 1741, 22 June
    d. 2210, 22 June
635: You complete changing out your tow and get underway enroute Ark City Tank Storage (mile 554.0 AHP) to deliver the tank barges. What is the distance you must travel from Cairo Point Light?

    a. 606.8 miles
    b. 554.0 miles
    c. 399.8 miles
    d. 202.1 miles
636: As you approach Dean Island Light (mile 754.8 AHP), which type of daymark will be observed at the light?

    a. Green triangle
    b. Red and green banded square
    c. Green square daymark
    d. Diamond-shaped green daymark
637: The highest point on your towboat is 48 feet above the water, and the Memphis Gage reads +7.5 feet. What is the vertical clearance when you pass under the Hernando Desoto Bridge in Memphis?

    a. 48.0 feet
    b. 53.2 feet
    c. 68.2 feet
    d. 116.0 feet
638: What is the mile point of the Fulton Gage?

    a. 778 AHP
    b. 687 AHP
    c. 632 AHP
    d. 598 AHP
640: Which of the following statements concerning the buoys on the Mississippi River is TRUE?

    a. The position of river buoys can be determined by consulting the latest Light List - Vol. V.
    b. A preferred channel mark is a lateral mark indicating a channel junction which must always be passed to starboard.
    c. Setting a buoy is the act of placing a buoy on assigned position in the water.
    d. None of the above.
641: At 1032 on 24 June, you pass Carolina Landing Light(508.8 AHP). What has been the average current since 2350, 23 June, if you have been making turns for 9.0 mph?

    a. 0.5 mph
    b. 1.5 mph
    c. 5.7 mph
    d. 8.5 mph
642: Where can scheduled broadcast times of river stages be found?

    a. Sailing Directions
    b. Light List
    c. List of Lights
    d. Coast Pilot
643: Which company does NOT have a marine facility in Rosedale harbor (mile 585 AHP)?

    a. Sanders Elevator Corp
    b. Rosedale-Boliver County Port Commission
    c. T.L. James
    d. Cives Steel Company
651: You are planning a voyage by great circle from Reykjavik (LAT 63°30'N, LONG 24°00'W) to the Azores (LAT 39°30'N, LONG 29°00'W). Which statement is TRUE? (Use gnomonic tracking chart WOXZC 5274)

    a. The distance is measured in sixty-mile segments based on the length of a degree of latitude at the mid-latitude and mid-longitude position.
    b. The Northern Hemisphere vertex lies south of Reykjavik.
    c. The great circle track is not appreciably shorter than a rhumb line track.
    d. When plotted on a Mercator chart, the great circle track will be convex to the British Isles.
652: On a voyage via the southern tip of Nova Scotia (LAT 43°20'N, LONG 65°35'W) you wish to sail the shortest route to La Coruna, Spain (LAT 43°20'N, LONG 8°24'W). Which of the following will require you to plot a composite sailing? (Use gnomonic tracking chart WOXZC 5274)

    a. Shoals extending 15 miles from Sable Island
    b. Sea ice reported 68 miles ESE of St. John's, Newfoundland
    c. Icebergs reported extending west to west-northwest from LAT 47°00'N, LONG 35°00'W
    d. Naval exercises using live ammunition being conducted within a 150 mile radius of LAT 49°00'N, LONG 20°00'W
653: On which voyage would a great circle track be significantly shorter than a rhumb line track? (Use gnomonic tracking chart WOXZC 5274)

    a. Savannah, GA, to Lisbon, Portugal
    b. Dublin, Ireland (Irish Sea), to La Coruna, Spain (LAT 43°22'N, LONG 8°24'W)
    c. Reykjavik, Iceland, to Lisbon, Portugal
    d. Boston to Sable Island
654: In planning a North Pacific voyage, you wish to steam the minimum distance from LAT 48°30'N, LONG 124°45'W to LAT 44°00'N, LONG 150°00'E, while remaining south of 51°N latitude. Which track meets these requirements? (Use gnomonic tracking chart WOXZC 5270)

    a. A Mercator sailing from departure to the mid-longitude at 51°N, thence great circle to arrival
    b. A great circle between departure and arrival with parallel sailing between the longitudes where the great circle intersects 51°N
    c. A great circle tangent to 51°N from departure to the mid-longitude then a great circle to arrival
    d. A great circle from departure to LAT 51°N, LONG 148°W, parallel sailing to LAT 51°N, LONG 171°W, then a great circle to arrival
655: On a North Pacific voyage, you wish to sail the shortest distance from LAT 46°05'N, LONG 124°00'W to LAT 44°00'N, LONG 150°00'E. You do not want to exceed 50°N latitude due to anticipated fog conditions. Which voyage plot meets these requirements? (Use gnomonic tracking chart WOXZC 5270)

    a. A great circle between departure and arrival with Mercator legs north of the Aleutians
    b. A great circle between departure and arrival with parallel sailing where the track intersects the 50°N parallel
    c. A great circle to 50°N, 153°W, parallel sailing to 50°N, 173°W, then a great circle to arrival
    d. A great circle from departure to the mid-longitude at 50°N, then another great circle to arrival
656: You are planning a voyage by great circle to Reykjavik, Iceland, via Cape Race, Newfoundland, LAT 46°30'N, LONG 53°00'W. Which statement is TRUE? (Use gnomonic tracking chart WOXZC 5274)

    a. The track line will be concave to Cape Farewell (Kap Farvel) when plotted on a Mercator chart.
    b. You will reach the northernmost latitude in the vicinity of Reykjavik.
    c. The distance is measured using the length of a degree of latitude at the mid-latitude and mid-longitude position.
    d. The Northern Hemisphere vertex is in the vicinity of 49°W longitude.
657: You are planning a voyage by great circle from the mouth of the Delaware River (LAT 38°40'N, LONG 75°00'W) to Lisbon, Portugal. Which statement is TRUE? (Use gnomonic tracking chart WOXZC 5274.)

    a. You will reach the northernmost latitude of the voyage in the vicinity of LONG 42°30'W.
    b. The Northern Hemisphere vertex lies to the east of Lisbon.
    c. You must plot a composite sailing to remain south of icebergs reported north of 44°N.
    d. The distance is measured in 60-mile segments using the length of the degree of latitude crossed by the track line.
658: You are planning a voyage by great circle from LAT 59°00'N, LONG 07°00'W via LAT 38°00'N, LONG 61°30'W. Which of the following statements is TRUE? (Use gnomonic tracking chart WOXZC 5274)

    a. You are to the east of the Northern Hemisphere vertex.
    b. When plotted on a Mercator chart the track line will be concave to Cape Farwell (Kap Farvel).
    c. All courses are in the southwest quadrant of the compass.
    d. Distance is measured by using the length of a degree of latitude at the midpoint of the track line.
659: You are planning a voyage from LAT 48°30'N, LONG 125°00'W to Korea via LAT 48°30'N, LONG 153°00'E. Which of the following track lines would you select for the safest and most direct route? (Use gnomonic tracking chart WOXZC 5270)

    a. Parallel sailing along 48°30'N
    b. Great circle track line between the two points
    c. Great circle to LAT 51°00'N, LONG 178°00'W, parallel sailing for 80 miles, then great circle to the via point
    d. Rhumb line track between the two points
660: You are planning a voyage between Portland, LAT 46°05'N, LONG 124°00'W, and Korea via LAT 44°00'N, LONG 155°00'E. Which statement is TRUE? (Use gnomonic tracking chart WOXZC 5270)

    a. You can sail a great circle track between the two points.
    b. The vertex of the great circle track is north of the Aleutian Islands.
    c. Distance is measured in 60-mile segments using the length of a degree of latitude at the mid-latitude.
    d. You can steam on course 270°T, at latitude 52°N, between longitudes 149°W and 160°W in a composite sailing.
661: Your voyage commences off Cape May, NJ, at LAT 38°40'N, LONG 74°00'W, for LAT 44°00'N, LONG 10°00'W. Sea ice is north of 45°N and west of 45°W. Extensive naval exercises will be conducted within a 150-mile radius of LAT 50°00'N,
LONG 35°00'W. Which statement about a direct great circle route is TRUE? (Use gnomonic tracking chart WOXZC 5274.)

    a. The latitude of the great circle vertex is above 50°N.
    b. You must plot a composite sailing to remain south of the ice limits.
    c. The naval exercises will interfere with the direct great circle route.
    d. The shifting shoals northwest of Sable Island will be a navigational hazard on the track line.
662: You are planning a voyage by great circle from LAT 38°00'N, LONG 73°00'W to LAT 49°00'N, LONG 06°00'W. Which of the following statements is TRUE? (Use gnomonic tracking chart WOXZC 5274)

    a. You will pass to the south of icebergs reported extending to 100 miles south of Cape Race Newfoundland.
    b. The shoals with a 25-mile radius around Sable Island will be a hazard.
    c. You will reach the maximum northerly latitude at longitude 29°45'W.
    d. The distance is measured in 60-mile segments using the length of a degree of latitude at the vertex.
666: You are on a voyage via position LAT 44°00'N, LONG 150°00'E to LAT 46°15'N, LONG 124°00'W. Using gnomonic chart WOXZC 5270, determine which statement is TRUE?

    a. A composite sailing with a limiting latitude of 51°N will clear the Aleutian Islands.
    b. The northern hemisphere vertex is east of the arrival position.
    c. The Aleutian Islands are not a navigational hazard on the direct great circle track.
    d. The final course angle lies in the northeast quadrant.
667: You are planning a voyage from departure Seattle (LAT 48°30'N, LONG 125°00'W) to a position at LAT 44°00'N, LONG 161°00'E. Which statement is TRUE? (Use gnomonic chart WOXZC 5270.)

    a. You must plot a composite sailing to remain south of the Aleutians.
    b. The northern hemisphere vertex lies to the west of your arrival position.
    c. Military exercises north of 53°N, between 150°W and 165°W, will not affect your voyage.
    d. At your highest latitude, the sun will be visible at upper and lower transit if the voyage occurs on 21 June.
668: A great circle track would be most advantageous when compared to the rhumb line track on which route? (Use gnomonic tracking chart WOXZC5274)

    a. Cayenne (LAT 4°40'N, LONG 52°15'W) to Sao Tome (LAT 0°00', LONG 6°45'E)
    b. Palm Beach, FL, to the English Channel
    c. Natal, Brazil, to Reykjavik, Iceland
    d. Recife, Brazil, to Monrovia
669: You are planning a voyage from Cape May (LAT 38°45'N, LONG 74°45'W) to Lisbon (LAT 38°37'N, LONG 09°45'W). Which of the following is TRUE? (Use gnomonic chart WOXZC 5274)

    a. Because the latitudes are almost the same, a great circle track approximates a parallel sailing.
    b. The northern hemisphere vertex is approximately at longitude 42°26'W.
    c. The distance is measured by using the length of one degree of the meridian at the position of the vertex.
    d. A composite sailing must be plotted to remain south of a limiting latitude of 44°N.
670: You are on a voyage from Cape May (LAT 39°50'N, LONG 74°45'W) to the English Channel (LAT 49°00'N, LONG 05°00'W). What will NOT prohibit the use of a great circle track from departure to arrival? (Use gnomonic chart WOXZC5274.)

    a. Newfoundland
    b. Icebergs north of 48°N and west of 49°W
    c. Islands approximately 50 miles south of Cape Cod
    d. The high latitude in which the vertex lies
671: You are on a voyage from Nome to Honolulu via Unimak Pass (LAT 54°30'N, LONG 164°30'W). The great circle track passes through a point at LAT 38°00'N, LONG 161°40'W. Using gnomonic chart WOXZC5270, determine which answer is TRUE. (The great circle distance, Unimak Pass to Honolulu, is 2013 miles.)

    a. A great circle track results in a significant savings in distance when compared to a rhumb line.
    b. The northern vertex of the great circle track would lie between Unimak Pass and Nome.
    c. Distance of the great circle track is measured by using the length of degree of latitude at the mid-latitude of the track.
    d. A great circle course would offer no significant advantage because the rhumb line course is close to 180°.
672: What is the total length of the trip?

    a. 922.3 miles
    b. 985.3 miles
    c. 1155.8 miles
    d. 1187.3 miles
673: You estimate the current at 2.0 mph. What is the speed over the ground?

    a. 3.5 mph
    b. 4.5 mph
    c. 5.5 mph
    d. 9.5 mph
674: What are the dimensions of the Port Allen Lock at Baton Rouge, LA?

    a. 75 feet x 1188 feet
    b. 84 feet x 1188 feet
    c. 84 feet x 1180 feet
    d. 75 feet x 1180 feet
675: You are planning a voyage from Godthab, Greenland, to Cayenne, French Guiana. Using chart WOXZC 5274, determine which statement is TRUE.

    a. Godthab is located at the Northern Hemisphere vertex.
    b. The rhumb line track approximates a great circle track.
    c. A great circle track will be considerably shorter due to the length of the voyage.
    d. Distance is measured by using the length of meridian at the point of tangency.
676: You are planning a voyage from Jacksonville, FL, to the Strait of Gibraltar. Using chart WOXZC 5274, determine which statement is TRUE.

    a. All of the courses lie in the northeast quadrant of the compass.
    b. You will be east of the Northern Hemisphere vertex during the entire voyage.
    c. The great circle track approximates a rhumb line track because there is little difference in the latitudes.
    d. None of the above are true.
677: Which statement about a great circle track between Cape Flattery (LAT 48°30'N, LONG 125°00'W) and Guam (LAT 14°00'N, LONG 145°00'E) is TRUE? (Use gnomonic tracking chart WOXZC 5270)

    a. The entire track line is to the west of the Northern Hemisphere vertex.
    b. Military exercises being carried out within a 150 mile radius of LAT 47°10'N, LONG 137°30'W will interfere with the proposed track line.
    c. Distance is measured by determining the length of a line in minutes of arc from the midpoint of the track to the point of tangency.
    d. When plotted on a Mercator chart the great circle track will appear as an S curve with the curve reversing at the latitude of the point of tangency (30°N).
678: Using gnomonic tracking chart WOXZC 5270, determine which of the following statements about a voyage from Valdez, AK, to Hilo, HI, is TRUE.

    a. A great circle track is not significantly shorter than a rhumb line track.
    b. You will cross the Northern Hemisphere vertex where the track line crosses LAT 45°N.
    c. Distance is measured by using the length of a degree of longitude at the mid-latitude line.
    d. When plotted on a Mercator chart, the track line will be convex to San Francisco.
679: Using gnomonic tracking chart WOXZC 5270, determine which of the following statements about a voyage from San Francisco to San Bernardino Strait (LAT 13°00'N, LONG 125°30'E) is TRUE.

    a. A composite sailing should be used to avoid the Bonin Islands.
    b. Distance is measured using the length of a degree of longitude at the point of tangency.
    c. You will cross the Northern Hemisphere vertex at the approximate longitude of 159°W.
    d. The entire track line is west of the Northern Hemisphere vertex.
680: On which voyage would a great circle track provide a significant savings in distance to steam, when compared to a rhumb line track? (Use gnomonic tracking chart WOXZC 5270.)

    a. Valdez, AK, to the Marquesas Islands (LAT 8°00'S, LONG 140°00'W)
    b. San Francisco to Kodiak, AK
    c. Christmas Island (LAT 2°00'N, LONG 157°30'W) to Singapore via LAT 3°00'N, LONG 126°00'E
    d. Guam (LAT 14°00'N, LONG 145°00'E) to Seattle via LAT 47°30'N, LONG 125°30'W
681: At 0119, on 10 September, you pass Springfield Bend Lt. (mile 244.8 AHP) and estimate the current will average 2.5 mph for the remainder of your trip. What is your ETA at the mouth of the Ohio River if you are making turns for 8.5 mph?

    a. 1746, 12 September
    b. 1244, 13 September
    c. 1244, 14 September
    d. 2329, 14 September
682: As you pass under the Natchez-Vidalia Dual Bridge, the gage on the bridge reads 8.9 ft. If the highest point on your vessel is 54 ft. above the water, what is your vertical clearance?

    a. 60.0 feet
    b. 63.1 feet
    c. 67.2 feet
    d. 122.0 feet
683: Which type of daymark would you see on the Belle Island Corner Lt. at mile 458.6 AHP?

    a. Green - Diamond
    b. Green - Square
    c. Red - Triangle
    d. Red - Diamond
684: At 1814, on 11 September, you pass under the Greenville Highway Bridge (mile 531.3 AHP). What speed must you average to arrive at Jimmy Hawken Light (mile 663.5 AHP) at 0930 the following day?

    a. 9.7 mph
    b. 8.7 mph
    c. 6.3 mph
    d. 5.6 mph
685: What company does NOT have a marine facility along the river bank in Madison Parish (mile 457.0 AHP)?

    a. Complex Chemical Co.
    b. Delta Southern Railroads
    c. Baxter Wilson Steam
    d. Farm Chemical
686: The Vaucluse Trench fill revetment on the LMR extends from mile __________.

    a. 535.6 - 532.9 RDB
    b. 535.9 - 534.3 RDB
    c. 535.9 - 534.3 LDB
    d. 534.3 - 532.6 LDB
687: What is the distance from Cairo,IL, to Parkersburg, WV?

    a. 795 miles
    b. 733 miles
    c. 597 miles
    d. 537 miles
688: What is the distance from the Amoco Docks at Baton Rouge, LA, to Pittsburgh, PA?

    a. 727.9 miles
    b. 981.5 miles
    c. 1575.3 miles
    d. 1681.7 miles
689: You are turning for 10 mph and passing Hog Point, LA. (mile 297.5 AHP). Angola reports that the current at Red River Landing is 4.5 mph. Which statement is TRUE?

    a. The main channel lies on the south side of the island you see ahead.
    b. You are making 14.5 mph over the ground.
    c. An underwater stone dike has been constructed 0.5 miles upstream of Miles Bar Towhead.
    d. You would expect to find the more favorable current near the broken red line in the river.
700: Which facility is located on the right descending bank at mile 363.6 AHP?

    a. River Cement Corps..
    b. Vidalia Dock and Storage Co.
    c. T.L. James
    d. Bunge Corps..
701: At 1118, on 24 May, you pass Natchez Gage and estimate the current will average 3.0 mph for the remainder of the time on the Mississippi River. What is your ETA at Cairo, IL if you continue to turn for 10 mph?

    a. 0840, 26 May
    b. 2218, 26 May
    c. 2218, 27 May
    d. 2339, 27 May
702: If the highest point of your towboat is 54 feet above the water and the Natchez Gage reads 24.8 feet, what will be your vertical clearance when passing under the Natchez-Vidalia westbound Highway Bridge?

    a. 35.9 feet
    b. 43.2 feet
    c. 47.2 feet
    d. 57.5 feet
703: In high water conditions, which publication would you consult for the latest information on buoys between Baton Rouge and Cairo?

    a. List of Buoys and Daymarks
    b. U.S.C.G. Light List
    c. Army Corps. of Engineers Navigation Map
    d. None of the above
704: As you approach Giles Bend Cut-off Light (mile 367.7 AHP), what type of daymark would you see on the light structure?

    a. Green square
    b. Green diamond
    c. Red triangle
    d. Red diamond
705: At 1554, on 25 May, you pass Huntington Point Light (mile 555.2 AHP). What was your average speed since departing Amoco Pipeline Co. DockS (mile 253.6 AHP)?

    a. 6.2 mph
    b. 5.2 mph
    c. 4.8 mph
    d. 4.3 mph
706: The solid lines extending into the channel at mile 948 AHP are __________.

    a. revetments
    b. dikes
    c. spoil areas
    d. Westvaco Service Facilities
707: What is the width of the widest span of the Cairo Highway Bridge (Upper Mississippi River mile 1.3)?

    a. 503 feet
    b. 625 feet
    c. 675 feet
    d. 800 feet
726: On 16 December , your 1810 zone time DR position is LONG 129°46.5'W. At that time you observe Polaris with a sextant altitude (hs) of 23°56.8'. The chronometer time of the sight is 03h 12m 31s, and the chronometer error is 02m 16s fast. The index error is 2.5' off the arc, and the height of eye is 52.6 feet. What is your latitude by Polaris?

    a. 23°07.8'N
    b. 23°12.3'N
    c. 24°11.9'N
    d. 24°18.6'N
727: On 11 February , your 1832 zone time DR position is LONG 110°52.6'W. At that time you observe Polaris with a sextant altitude (hs) of 26°19.8'. The chronometer time of the sight is 01h 34m 56s, and the chronometer error is 02m 16s fast. The index error is 2.7' off the arc, and the height of eye is 60.2 feet. What is your latitude by Polaris?

    a. 25°27.2'N
    b. 25°34.2'N
    c. 26°27.2'N
    d. 26°34.2'N
729: On 24 September , your 1841 zone time DR position is LONG 129°34.5'E. At that time you observe Polaris with a sextant altitude (hs) of 25°20.8'. The chronometer time of the sight is 09h 38m 12s, and the chronometer error is 03m 12s slow. The index error is 4.3' off the arc, and the height of eye is 52 feet (15.9 meters). What is your latitude by Polaris?

    a. 24°28.1'N
    b. 25°16.0'N
    c. 25°37.6'N
    d. 25°42.3'N
730: On 18 November , your 1750 zone time DR position is LONG 110°16.0'W. At that time you observe Polaris with a sextant altitude (hs) of 21°29.8'. The chronometer time of the sight is 00h 52m 43s, and the chronometer error is 02m 18s fast. The index error is 3.2' on the arc, and the height of eye is 49.5 feet. What is your latitude by Polaris?

    a. 21°03.4'N
    b. 21°13.4'N
    c. 21°28.1'N
    d. 21°35.1'N
731: On 2 January , your 1759 zone time DR position is LONG 45°17.6'W. At that time you observe Polaris with a sextant altitude (hs) of 24°16.5'. The chronometer time of the sight is 08h 57m 10s, and the chronometer error is 02m 16s slow. The index error is 3.5' on the arc, and the height of eye is 42.5 feet. What is your latitude by Polaris?

    a. 22°50.2'N
    b. 23°18.8'N
    c. 23°30.8'N
    d. 23°48.8'N
732: On 3 January , your 1759 zone time DR position is LONG 60°53.2'W. At that time you observe Polaris with a sextant altitude (hs) of 22°55.8'. The chronometer time of the sight is 09h 57m 10s, and the chronometer error is 02m 26s slow. The index error is 2.9' off the arc, and the height of eye is 52.5 feet. What is your latitude by Polaris?

    a. 21°35.2'N
    b. 21°52.5'N
    c. 22°03.6'N
    d. 22°22.6'N
733: On 12 March , your 1846 zone time DR position is LONG 129°16.5'W. At that time you observe Polaris with a sextant altitude (hs) of 28°01.5'. The chronometer time of the sight is 03h 44m 10s, and the chronometer error is 01m 55s slow. The index error is 2.2' off the arc, and the height of eye is 59.8 feet (18.2 m). What is your latitude by Polaris?

    a. 27°33.7'N
    b. 27°40.9'N
    c. 27°54.4'N
    d. 28°06.9'N
734: On 11 March , your 1846 zone time DR position is LAT 25°05.7'N, LONG 124°29.0'W. At that time you observe Polaris with a sextant altitude (hs) of 25°59.1'. The chronometer time of the sight is 02h 44m 01s, and the chronometer error is 02m 15s slow. The index error is 3.9' on the arc, and the height of eye is 42.7 feet (13.0 meters). What is your latitude by Polaris?

    a. 25°14.2'N
    b. 25°17.9'N
    c. 25°28.1'N
    d. 26°15.2'N
735: On 22 August , your 1852 zone time DR position is LONG 155°54.0'E. At that time you observe Polaris with a sextant altitude (hs) of 27°36.9'. The chronometer time of the sight is 08h 54m 06s, and the chronometer error is 02m 20s fast. The index error is 3.6' off the arc, and the height of eye is 61.5 feet. What is your latitude by Polaris?

    a. 27°05.5'N
    b. 27°31.0'N
    c. 28°05.9'N
    d. 28°09.5'N
736: On 6 March , your 1854 zone time DR position is LAT 23°51.5'N, LONG 73°14.0'W. At that time you observe Polaris with a sextant altitude (hs) of 24°16.5'. The chronometer time of the sight is 11h 52m 40s, and the chronometer error is 01m 56s slow. The index error is 5.0' on the arc, and the height of eye is 43.5 feet (13.3 meters.) What is your latitude by Polaris?

    a. 23°29.5'N
    b. 23°36.3'N
    c. 23°49.9'N
    d. 24°02.9'N
737: On 29 July , your 1930 zone time DR position is LONG 164°26.0'E. At that time you observe Polaris with a sextant altitude (hs) of 23°46.8'. The chronometer time of the sight is 08h 32m 18s, and the chronometer error is 02m 26s fast. The index error is 2.7' on the arc, and the height of eye is 56.0 feet. What is your latitude by Polaris?

    a. 24°01.9'N
    b. 24°19.5'N
    c. 24°31.7'N
    d. 25°19.6'N
738: On 24 September , your 1841 zone time DR position is LAT 25°15.0'N, LONG 129°34.5'E. At that time you observe Polaris with a sextant altitude (hs) of 25°20.8'. The chronometer time of the sight is 09h 38m 12s, and the chronometer error is 03m 12s slow. The index error is 4.3' off the arc, and the height of eye is 52.0 feet. What is your latitude by Polaris?

    a. 24°28.4'N
    b. 25°16.0'N
    c. 25°37.6'N
    d. 25°42.3'N
739: On 29 April , your 1913 zone time DR position is LAT 22°09.0'N, LONG 56°16.0'W. At that time you observe Polaris with a sextant altitude (hs) of 22°25.8'. The chronometer time of the sight is 11h 11m 14s, and the chronometer error is 02m 18s slow. The index error is 1.5' off the arc, and the height of eye is 61.5 feet. What is your latitude by Polaris?

    a. 21°39.9'N
    b. 21°55.7'N
    c. 22°39.9'N
    d. 22°48.8'N
740: On 14 March , your 1846 ZT DR position is LAT 21°57.6'N, LONG 132°16.2'W. At that time you observe Polaris with a sextant altitude (hs) of 22°16.8'. The chronometer time of the sight is 03h 45m 10s, and the chronometer error is 01m 32s slow. The index error is 3.2' off the arc, and the height of eye is 44.9 feet. What is your latitude by Polaris?

    a. 21°32.4'N
    b. 21°49.8'N
    c. 21°51.0'N
    d. 21°53.1'N
741: On 16 February , your 1845 ZT DR position is LAT 25°50.5'N, LONG 46°24.0'W. At that time you observe Polaris with a sextant altitude (hs) of 26°25.5'. The chronometer time of the sight is 09h 47m 30s and the chronometer error is 02m 16s fast. The index error is 2.5' off the arc, and the height of eye is 55.0 feet. What is your latitude by Polaris?

    a. 25°38.0'N
    b. 25°44.2'N
    c. 26°00.1'N
    d. 26°37.5'N
742: On 15 July , at 0447 ZT, your vessel's DR position is LAT 22°42'N, LONG 126°36'E. At approximately this time, you obtain a sextant altitude (hs) of Polaris reading 23°46.2' with an index error of 1.6' off the arc. Your chronometer reads 08h 48m 28s, and is 1m 16s fast. What is your latitude by Polaris, given a height of eye of 33 feet?

    a. 22°44.1'N
    b. 22°46.2'N
    c. 22°50.2'N
    d. 22°54.1'N
743: On 7 March , at 1838 ZT, in DR position LAT 34°26.9'N, LONG 58°16.2'W, you observe Polaris for latitude. The sextant altitude (hs) is 35°08.4'. The index error is 2.5' off the arc. The height of eye is 54 feet. What is the latitude at the time of the sight?

    a. 34°29.8'N
    b. 34°33.4'N
    c. 34°34.8'N
    d. 34°36.8'N
744: On 22 May , at 0440 ZT, your vessel's DR position is LAT 23°24'N, LONG 110°24'W. At approximately this time, you obtain a sextant altitude (hs) of Polaris reading 23°40.9' with an index error of 1.6' on the arc. Your chronometer reads 11h 42m 14s, and is 2m 36s fast. What is your latitude by Polaris, given a height of eye of 24 feet?

    a. 23°28.6'N
    b. 23°30.0'N
    c. 23°31.2'N
    d. 23°32.8'N
745: On 13 October , at 1847 ZT, your vessel's DR position is LAT 42°17.4'N, LONG 138°46.2'W. At approximately this time, you obtain a sextant altitude (hs) of Polaris reading 42°16.8', with an index error of 3.2' on the arc. Your chronometer reads 03h 45m 20s and is 1m 32s slow. What is your latitude by Polaris, given a height of eye of 44 feet?

    a. 42°09.1'N
    b. 42°12.5'N
    c. 42°16.0'N
    d. 42°19.5'N
746: On 16 January , at 1804 zone time, you take a sextant observation of Polaris. Your vessel's DR position is LAT 36°12'N, LONG 124°36'W, and your sextant reads (hs) 37°16.4'. Your chronometer reads 02h 02m 12s, and is 01m 36s slow. Your height of eye is 60 feet, and the index error is 1.5' on the arc. From your observation of Polaris, what is the latitude of your vessel?

    a. 36°12.6'N
    b. 36°14.4'N
    c. 36°17.9'N
    d. 36°20.2'N
747: On 14 March , at 1845 ZT, you take a sextant observation of Polaris. Your DR position is LAT 29°10'N, LONG 154°30'W, and your sextant reads 29°53.5'. Your chronometer reads 04h 42m 36s, and the chronometer error is 02m 24s slow. Your height of eye is 24 feet, and the index error is 1.3' off the arc. Determine the latitude by Polaris.

    a. 29°11.7'N
    b. 29°15.5'N
    c. 29°18.0'N
    d. 29°21.3'N
748: On 7 May , you observe Polaris for latitude at 0303 ZT. Your DR position is LAT 56°35.4'N, LONG 05°38.9'W. The sextant altitude is 56°11.1'. The height of eye is 36', and the index error is 3.3' off the arc. What is the latitude at the time of the sight?

    a. 56°24.6'N
    b. 56°32.6'N
    c. 56°35.0'N
    d. 56°38.7'N
749: On 15 February at 0610 ZT, in DR position LAT 56°53.0'N, LONG 157°02.9'E, you observe Polaris at a sextant altitude (hs) of 56°10.4'. The index error is 2.5' on the arc, and the height of eye is 18 meters. What is the latitude?

    a. 56°41.8'N
    b. 56°47.9'N
    c. 56°48.1'N
    d. 57°10.6'N
750: On 28 October , at 1754 ZT, your vessel's DR position is LAT 28°30'N, LONG 63°24'W. At this time, you obtain a sextant altitude (hs) of Polaris reading 28°42.6', with an index error of 2.4' on the arc. Your chronometer reads 09h 50m 00s, and is 4m 14s slow. What is your latitude by Polaris, given a height of eye of 28 feet (8.5 meters)?

    a. 28°25.2'N
    b. 28°30.6'N
    c. 28°34.9'N
    d. 28°41.3'N
751: On 16 July , at 2000 zone time, you take a sextant observation of Polaris. Your vessel's DR position is LAT 27°22.0'N, LONG 148°35.0'W, and your sextant reads 26°57.5'. Your chronometer reads 05h 59m 16s, and your chronometer error is 01m 28s slow. Your height of eye is 48 feet, and the index error for your sextant is 1.3' off the arc. What is the latitude of your vessel from your observation of Polaris?

    a. 26°52.1'N
    b. 26°58.8'N
    c. 27°36.1'N
    d. 27°43.4'N
752: On 5 May , at 1953 zone time, you take a sextant observation of Polaris. Your vessel's DR position is LAT 29°30.0'N, LONG 66°25.7'W, and your sextant reads 29°07.2'. Your chronometer reads 11h 51m 45s, and your chronometer error is 01m 36s slow. Your height of eye is 56 feet, and the index error for your sextant is 1.5' on the arc. What is the latitude of your vessel from your observation of Polaris?

    a. 29°14.3'N
    b. 29°23.6'N
    c. 29°32.3'N
    d. 29°38.8'N
753: On 10 June , your 2010 zone time DR position is LAT 41°10.0'N, LONG 61°15.0'W. At that time, you observe Polaris with a sextant altitude (hs) of 40°35.8'. The chronometer time of the sight is 00h 08m 18s, and the chronometer error is 01m 54s slow. The index error is 2.0' on the arc, and the height of eye is 40 feet. What is your latitude by Polaris?

    a. 41°10.6'N
    b. 41°15.0'N
    c. 41°18.3'N
    d. 41°21.2'N
755: You are taking a time tick using the 1400 signal from Buenos Aires, Argentina. You hear a 0.4 second dash followed by a series of dots, noting that the 29th and the 56th to 59th dots are omitted. At the start of the following 0.4 second dash (which is followed by an 8 second pulse), the comparing watch reads 01h 59m 57s. When compared to the chronometer, the comparing watch reads 02h 00m 38s, and the chronometer reads 02h 01m 33s. What is the chronometer error?

    a. 0m 03s slow
    b. 0m 4ls slow
    c. 0m 52s fast
    d. 1m 36s fast
756: Anchorage regulations for this area may be obtained from __________.

    a. Commanding General, Corps of Engineers, Washington, D.C.
    b. Office of the Commander 5th Coast Guard District
    c. Virginia - Maryland Pilots Association
    d. Chesapeake Bay Port Authority, Hampton VA
806: On 15 November , your 0913 zone time fix gives you a position of LAT 22°30.0'N, LONG 68°28.0'W. Your vessel is on course 164°T, and your speed is 13.5 knots. Local apparent noon (LAN) occurs at 1118 zone time at which time meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 49°46.0'. What is the calculated latitude at LAN?

    a. 21°36.1'N
    b. 21°37.7'N
    c. 21°39.3'N
    d. 21°40.9'N
807: On 12 February your 0542 zone time (ZT) fix gives you a position of LAT 26°42.0'N, LONG 60°18.0'W. Your vessel is on course 300°T, and your speed is 9.8 knots. Local apparent noon (LAN) occurs at 1220 ZT at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 49°10.0'. What is the calculated latitude at LAN?

    a. 27°13.5'N
    b. 27°16.3'N
    c. 27°17.6'N
    d. 27°19.2'N
808: On 28 July , your 0800 zone time fix gives you a position of LAT 25°16.0'N, LONG 71°19.0'W. Your vessel is on course 026°T, and your speed is 17.5 knots. Local apparent noon (LAN) occurs at 1149 zone time, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 82°28.7'. What is the calculated latitude at LAN?

    a. 26°21.9'N
    b. 26°23.4'N
    c. 26°25.0'N
    d. 26°27.7'N
809: On 7 November , your 0830 zone time fix gives you a position of LAT 27°36.0'N, LONG 163°19.0'W. Your vessel is on course 289°T, and your speed is 19.0 knots. Local apparent noon (LAN) occurs at 1138 zone time, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 45°35.0'. What is the calculated latitude at LAN?

    a. 27°52.3'N
    b. 27°53.4'N
    c. 27°55.1'N
    d. 27°57.2'N
810: On 13 October , your 0515 zone time (ZT) fix gives you a position of LAT 26°53.0'N, LONG 90°05.0'W. Your vessel is on course 068°T, and your speed is 7.8 knots. Local apparent noon (LAN) occurs at 1145 zone time, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 54°51.5'. What is the calculated latitude at LAN?

    a. 27°12.6'N
    b. 27°14.1'N
    c. 27°15.7'N
    d. 27°16.2'N
811: On 1 July , your 0515 ZT fix gives you a position of LAT 24°36.0'S, LONG 151°42.0'W. Your vessel is on course 300°T, and your speed is 10.0 knots. Local apparent noon (LAN) occurs at 1215 ZT, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 42°55.0'. What is the calculated latitude at LAN?

    a. 24°03.6'S
    b. 24°02.5'S
    c. 24°01.0'S
    d. 24°00.0'S
812: On 28 July , your 0800 zone time (ZT) fix gives you a position of LAT 25°16.0'N, LONG 71°19.0'W. Your vessel is on course 026°T, and your speed is 17.5 knots. Local apparent noon (LAN) occurs at 1150 ZT, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 82°28.7'. What is the latitude at 1200 ZT?

    a. 26°25.0'N
    b. 26°27.6'N
    c. 26°29.8'N
    d. 26°32.0'N
813: On 7 November , your 0830 zone time fix gives you a position of LAT 27°36.0'N, LONG 162°19.0'W. Your vessel is on course 289°T and your speed is 19.0 knots. Local apparent noon (LAN) occurs at 1138 zone time, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 45°35.0'. What is the latitude at 1200 ZT?

    a. 27°55.1'N
    b. 27°57.2'N
    c. 27°59.5'N
    d. 28°01.9'N
814: On 1 July , your 0515 zone time fix gives you a position of LAT 23°24.0'S, LONG 151°42.0'W. Your vessel is on course 240°T, and your speed is 10.0 knots. Local apparent noon (LAN) occurs at 1215 zone time, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 42°55.0'. What is the latitude at 1200 ZT?

    a. 24°02.5'S
    b. 24°01.0'S
    c. 23°59.7'S
    d. 23°58.6'S
815: On 13 October , your 0515 zone time fix gives you a position of LAT 26°53.0'N, LONG 90°05.0'W. Your vessel is on course 068°T, and your speed is 7.8 knots. Local apparent noon (LAN) occurs at 1145 zone time, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 54°51.5'. What is the latitude at 1200 ZT?

    a. 27°13.3'N
    b. 27°14.6'N
    c. 27°15.7'N
    d. 27°16.8'N
816: On 15 November , your 0813 zone time (ZT) fix gives you a position of LAT 22°30.0'N, LONG 67°28.0'W. Your vessel is on course 164°T, and your speed is 13.5 knots. Local apparent noon (LAN) occurs at 1215 ZT, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 49°46.0'. What is the latitude at 1200 ZT?

    a. 21°42.5'N
    b. 21°39.3'N
    c. 21°36.0'N
    d. 21°32.8'N
817: On 15 December , in DR position LAT 23°24.0'N, LONG 55°36.0'W, you take an ex-meridian observation of the Sun's lower limb. The chronometer time of the sight is 03h 45m 19s, and the chronometer error is 00m 00s. The sextant altitude (hs) is 43°02.3'. The index error is 2.6' on the arc, and your height of eye is 65.0 feet. What is the latitude at meridian transit?

    a. LAT 23°33.5'N
    b. LAT 23°35.8'N
    c. LAT 23°38.1'N
    d. LAT 23°40.6'N
818: On 30 December , in DR position LAT 28°24.0'S, LONG 32°15.0'W, you take an ex-meridian observation of the Sun's lower limb. The chronometer time of the sight is 02h 09m 16s, and the chronometer error is 00m 00s. The sextant altitude (hs) is 84°03.3'. The index error is 3.5' off the arc, and your height of eye is 62.0 feet. What is the latitude at meridian transit?

    a. LAT 28°50.6'S
    b. LAT 28°51.9'S
    c. LAT 28°54.2'S
    d. LAT 28°56.6'S
819: On 27 March , in DR position LAT 32°31.0'N, LONG 76°25.0'W, you take an ex-meridian observation of the Sun's lower limb. The chronometer time of the sight is 05h 23m 32s, and the chronometer error is 01m 30s fast. The sextant altitude (hs) is 59°59.0'. The index error is 1.8' off the arc, and your height of eye is 52 feet. What is the latitude at meridian transit?

    a. LAT 32°21.6'N
    b. LAT 32°29.5'N
    c. LAT 32°37.6'N
    d. LAT 32°46.2'N
819: On 27 March , in DR position LAT 32°31.0'N, LONG 76°25.0'W, you take an ex-meridian observation of the Sun's lower limb. The chronometer time of the sight is 05h 23m 32s, and the chronometer error is 01m 30s fast. The sextant altitude (hs) is 59°59.0'. The index error is 1.8' off the arc, and your height of eye is 52 feet. What is the latitude at meridian transit?

    a. LAT 32°21.6'N
    b. LAT 32°29.5'N
    c. LAT 32°37.6'N
    d. LAT 32°46.2'N
819: On 27 March , in DR position LAT 32°31.0'N, LONG 76°25.0'W, you take an ex-meridian observation of the Sun's lower limb. The chronometer time of the sight is 05h 23m 32s, and the chronometer error is 01m 30s fast. The sextant altitude (hs) is 59°59.0'. The index error is 1.8' off the arc, and your height of eye is 52 feet. What is the latitude at meridian transit?

    a. LAT 32°21.6'N
    b. LAT 32°29.5'N
    c. LAT 32°37.6'N
    d. LAT 32°46.2'N
820: On 15 March , in DR position LAT 21°42.0'N, LONG 55°26.0'W, you take an ex-meridian observation of the Sun's lower limb. The chronometer time of the sight is 04h 02m 40s, and the chronometer error is 02m 24s fast. The sextant altitude (hs) is 66°15.6'. The index error is 2.8' on the arc, and your height of eye is 56 feet. What is the latitude at meridian transit?

    a. 21°12.0'N
    b. 21°18.0'N
    c. 21°24.4'N
    d. 21°32.0'N
821: On 30 August , in DR position LAT 26°34.0'N, LONG 141°36.0'W, you take an ex-meridian observation of the Sun's lower limb. The chronometer time of the sight is 09h 15m 26s, and the chronometer error is 00m 00s. The sextant altitude (hs) is 71°41.7'. The index error is 3.2' off the arc, and your height of eye is 49.6 feet. What is the latitude at meridian transit?

    a. LAT 26°41.9'N
    b. LAT 26°44.6'N
    c. LAT 26°48.2'N
    d. LAT 26°52.3'N
822: On 10 March , in DR position LAT 21°42.0'S, LONG 57°28.0'E, you take an ex-meridian observation of the Sun's lower limb. The chronometer time of the sight is 08h 28m 17s, and the chronometer error is 00m 00s. The sextant altitude (hs) is 72°08.0'. The index error is 3.4' on the arc, and your height of eye is 52.7 feet. What is the latitude at meridian transit?

    a. LAT 21°32.5'S
    b. LAT 21°40.6'S
    c. LAT 21°45.5'S
    d. LAT 21°50.2'S
823: On 15 October , an ex-meridian altitude of the Sun's lower limb at upper transit was observed at 1146 ZT. Your DR position is LAT 22°42.0'N, LONG 139°52.0'E, and your sextant altitude (hs) is 58°30.4'. The index error is 3.4' on the arc, and your height of eye is 56.7 feet. The chronometer time of the observation is 02h 45m 06s, and the chronometer error is 01m 06s slow. Find the latitude at meridian transit from the ex-meridian observation.

    a. LAT 22°29.1'N
    b. LAT 22°35.2'N
    c. LAT 22°58.1'N
    d. LAT 23°20.6'N
824: On 30 October , an ex-meridian altitude of the Sun's lower limb at upper transit was observed at 1144 ZT. Your DR position is LAT 22°42.0'S, LONG 137°16.0'W, and your sextant altitude (hs) is 80°59.4'. The index error is 2.5' off the arc, and your height of eye is 42.5 feet. The chronometer time of the observation is 08h 46m 15s, and the chronometer error is 02m 12s fast. Find the latitude at meridian transit from the ex-meridian observation.

    a. LAT 22°31.4'S
    b. LAT 22°42.3'S
    c. LAT 22°46.2'S
    d. LAT 23°00.9'S
825: On 15 August , an ex-meridian altitude of the Sun's lower limb at upper transit was observed at 1130 ZT. Your DR position is LAT 26°24.0'S, LONG 155°02.0'E, and your sextant altitude (hs) is 48°45.9'. The index error is 2.6' on the arc, and your height of eye is 51.5 feet. The chronometer time of the observation is 01h 27m 38s, and the chronometer error is 02m 14s slow. Find the latitude at meridian transit from the ex-meridian observation.

    a. LAT 26°32.6'S
    b. LAT 26°51.6'S
    c. LAT 26°57.0'S
    d. LAT 27°09.9'S
826: On 5 May , in DR position LAT 38°34.5'N, LONG 124°20.7'W, you take an ex-meridian observation of the Sun's lower limb. The chronometer time of the sight is 07h 59m 10s, and the chronometer error is 01m 10s slow. The sextant altitude (hs) is 67°27.0'. The index error is 1.4' on the arc, and your height of eye is 30 feet. What is the latitude at meridian transit?

    a. LAT 38°26.4'N
    b. LAT 38°30.2'N
    c. LAT 38°36.0'N
    d. LAT 38°41.2'N
827: On 16 November , your 1200 ZT DR position is LAT 26°48.0'S, LONG 124°32.0'W. Your vessel is on course 078°T, speed 17.0 knots. You observe an ex-meridian of the Sun's lower limb. The sextant (hs) reads 81°41.3'. The index error is 1.5' off the arc, and your height of eye is 56 feet. The chronometer time of the observation is 08h 15m 32s, and the chronometer is 03m 06s fast. What is your latitude at meridian transit?

    a. 26°42.6'S
    b. 26°47.1'S
    c. 26°49.5'S
    d. 26°52.3'S
829: On 8 May , in DR position LAT 30°26.0'N, LONG 46°55.1'W, you take an ex-meridian observation of Dubhe. The chronometer time of the sight is 11h 10m 54s, and the chronometer error is 01m 18s slow. The sextant altitude (hs) is 58°35.0'. The index error is 1.5' on the arc, and your height of eye is 44 feet. What is the latitude at meridian transit?

    a. LAT 30°12.5'N
    b. LAT 30°19.8'N
    c. LAT 30°27.6'N
    d. LAT 30°35.8'N
830: On 23 August , in DR position LAT 24°22.0'S, LONG 64°55.3'E, you take an ex-meridian observation of the Moon's upper limb at upper transit. The chronometer time of the sight is 02h 15m 04s, and the chronometer error is 01m 06s fast. The sextant altitude (hs) is 48°03.6'. The index error is 2.0' on the arc, and your height of eye is 60 feet (21.0 meters). What is the latitude at meridian transit?

    a. 24°20.5'S
    b. 24°22.8'S
    c. 24°24.8'S
    d. 24°49.5'S
831: On 30 March , in DR position LAT 20°26.2'N, LONG 131°17.9'E, you take an ex-meridian observation of the Moon's lower limb at upper transit. The chronometer time of the sight is 10h 36m 02s, and the chronometer error is 02m 06s slow. The sextant altitude (hs) is 48°21.4'. The index error is 2.0' on the arc, and your height of eye is 40 feet. What is the latitude at meridian transit?

    a. LAT 20°44.8'N
    b. LAT 20°31.9'N
    c. LAT 20Z°23.7'N
    d. LAT 20°15.6'N
832: On 19 November , in DR position LAT 20°03.5'N, LONG 129°48.0'W, you take an ex-meridian observation of the planet Venus at upper transit. The chronometer time of the sight is 11h 29m 44s, and the chronometer error is 01m 23s slow. The sextant altitude (hs) is 43°54.3'. The index error is 2.0' off the arc, and your height of eye is 48 feet. What is the latitude at meridian transit?

    a. 20°08.2'N
    b. 19°58.0'N
    c. 19°53.2'N
    d. 19°50.6'N
833: On 17 November , in DR position LAT 01°14.4'S, LONG 148°45.5'E, you take an ex-meridian observation of the planet Venus at upper transit. The chronometer time of the sight is 05h 31m 42s, and the chronometer error is 01m 50s fast. The sextant altitude (hs) is 64°41.1'. The index error is 1.8' off the arc, and your height of eye is 50 feet. What is the latitude at meridian transit?

    a. LAT 01°14.4'S
    b. LAT 01°16.3'S
    c. LAT 01°18.0'S
    d. LAT 01°20.2'S
836: On 16 June , in DR position LAT 50°57.0'S, LONG 53°03.9'W (ZD+4), you take an ex-meridian observation of Acrux at lower transit. The chronometer time of the sight is 10h 08m 18s, and the chronometer error is 02m 12s fast. The sextant altitude (hs) is 23°49.0'. The index error is 1.1' off the arc, and your height of eye is 26 feet. What is the latitude at meridian transit?

    a. 50°41.2'S
    b. 51°02.2'S
    c. 51°33.0'S
    d. 51°41.2'S
839: On 22 August , in DR position LAT 29°41.8'N, LONG 33°15.5'W, you take an ex-meridian observation of the Moon's upper limb at upper transit. The chronometer time of the sight is 08h 00m 02s, and the chronometer error is 02m 20s slow. The sextant altitude (hs) is 74°32.4'. The index error is 1.5' off the arc, and your height of eye is 48 feet. What is the latitude at meridian transit?

    a. LAT 29°39.3'N
    b. LAT 29°41.3'N
    c. LAT 29°47.8'N
    d. LAT 29°49.7'N
840: On 29 October , in DR position LAT 41°12.0'N, LONG 50°18.9'W, you take an ex-meridian observation of the Sun's lower limb, near upper transit. The chronometer time of the sight is 03h 21m 12s, and the chronometer error is 01m 50s slow. The sextant altitude (hs) is 34°54.2'. The index error is 2.0' on the arc, and your height of eye is 45 feet. What is the latitude at meridian transit?

    a. 41°12.0'N
    b. 41°16.0'N
    c. 41°20.2'N
    d. 41°23.6'N
844: On 12 September , your 0600 zone time (ZT) fix gives you a position of LAT 22°51.9'N, LONG 133°40.1'W. Your vessel is on course 062°T, and your speed is 12.3 knots. Local apparent noon (LAN) occurs at 1142 ZT, at which time a meridian altitude of the Sun's upper limb is observed. The observed altitude (Ho) for this sight is 70°33.2'. What is the calculated latitude at LAN?

    a. 23°23.0'N
    b. 23°24.8'N
    c. 23°26.5'N
    d. 23°27.9'N
845: On 16 September , your 0600 ZT fix gives you a position of LAT 29°47.2'N, LONG 65°28.4'W. Your vessel is on course 242°T and your speed is 13.5 knots. Local apparent noon (LAN) occurs at 1227 ZT, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 63°25.3'. What is the calculated latitude at LAN?

    a. 29°07.9'N
    b. 29°06.1'N
    c. 29°04.7'N
    d. 29°01.6'N
846: On 22 February , your 0612 zone time fix gives you a position of LAT 27°16.2'S, LONG 37°41.6'W. Your vessel is on course 298°T, and your speed is 14.2 knots. Local apparent noon (LAN) occurs at 1147 zone time, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 73°33.3'. What is the calculated latitude at LAN?

    a. 26°31.4'S
    b. 26°29.5'S
    c. 26°27.1'S
    d. 26°24.8'S
847: On 17 December , your 0600 ZT fix gives you a position of LAT 27°16.7'N, LONG 138°39.2'W. Your vessel is on course 137°T, and your speed is 14.8 knots. Local apparent noon (LAN) occurs at 1207 ZT, at which time a meridian altitude of the Sun's lower limb is observed. The observed altitude (Ho) for this sight is 40°22.1'. What is the calculated latitude at LAN?

    a. 26°09.9'N
    b. 26°11.6'N
    c. 26°13.0'N
    d. 26°15.4'N
976: On 7 November , your 0830 zone time position was LAT 27°36.0'N, LONG 162°19.0'W. Your vessel was steaming on course 289°T at a speed of 19.0 knots. An observation of the Sun's lower limb was made at 0945 ZT. The chronometer read 08h 43m 11s and was slow 01m 51s. The observed altitude (Ho) was 38°21.1'. Local Apparent Noon (LAN) occurred at 1138 zone time. The observed altitude (Ho) was 45°35.0'. What was the longitude of your 1200 zone time running fix?

    a. 163°38.8'W
    b. 163°34.0'W
    c. 163°30.2'W
    d. 163°26.0'W
977: On 8 February , your 0800 zone time (ZT) position was LAT 28°55.0'S, LONG 52°27.0'W. Your vessel was steaming on course 036°T at a speed of 19.0 knots. An observation of the Sun's lower limb was made at 0938 ZT. The chronometer read 12h 37m 23s and was slow 01m 24s. The observed altitude (Ho) was 45°29.2'. Local Apparent Noon (LAN) occurred at 1240 ZT. The observed altitude (Ho) was 77°10.5'. What was the longitude of your 1200 ZT running fix?

    a. 51°29.6'W
    b. 51°31.4'W
    c. 51°33.1'W
    d. 51°35.4'W
978: On 11 November , your 0730 zone time position was LAT 19°58.0'N, LONG 143°54.0'W. Your vessel was steaming on course 084°T at a speed of 15.0 knots. An observation of the Sun's lower limb was made at 0931 ZT. The chronometer read 07h 29m 22s and was slow 02m 22s. The observed altitude (Ho) was 44°17.6'. LAN occurred at 1125 zone time (ZD +10). The observed altitude (Ho) was 52°17.4'. What was the longitude of your 1200 zone time running fix?

    a. 142°34.7'W
    b. 142°37.1'W
    c. 142°40.2'W
    d. 142°44.2'W
980: On 29 April , your 0530 zone time position was LAT 23°04.0'S, LONG 162°12.0'E. Your vessel was steaming on course 120°T at a speed of 9.0 knots. An observation of the Sun's upper limb was made at 0830 ZT. The chronometer read 09h 27m 32s and was slow 02m 24s. The observed altitude (Ho) was 24°58.0'. LAN occurred at 1205 zone time. The observed altitude (Ho) was 52°04.0'. What was the longitude of your 1200 zone time running fix?

    a. LONG 163°02.1'E
    b. LONG 163°06.0'E
    c. LONG 163°09.5'E
    d. LONG 163°11.3'E
981: On 20 September , your 0730 zone time position was LAT 28°58.0'N, LONG 152°26.0'W. Your vessel was steaming on course 225°T at a speed of 19.0 knots. An observation of the Sun's lower limb was made at 0931 ZT. The chronometer read 07h 29m 20s and was slow 02m 22s. The observed altitude (Ho) was 44°14.4'. LAN occurred at 1206 zone time. The observed altitude (Ho) was 62°49.5'. What was the longitude of your 1200 zone time running fix?

    a. LONG 153°32.5'W
    b. LONG 153°27.2'W
    c. LONG 153°23.5'W
    d. LONG 153°20.0'W
982: On 15 August , your 0512 zone time position was LAT 29°18.0'N, LONG 57°24.0'W. Your vessel was steaming on course 262°T at a speed of 20.0 knots. An observation of the Sun's lower limb was made at 0824 ZT. The chronometer read 00h 22m 24s and was slow 01m 34s. The observed altitude (Ho) was 38°16.7'. LAN occurred at 1204 zone time.
The observed altitude (Ho) was 74°58.0'. What was the longitude of your 1204 zone time running fix?

    a. LONG 59°52.0'W
    b. LONG 59°54.0'W
    c. LONG 59°58.5'W
    d. LONG 60°02.0'W
983: On 17 January , your 0730 zone time position was LAT 22°26.0'N, LONG 152°17.0'E. Your vessel was steaming on course 136°T at a speed of 17.0 knots. An observation of the Sun's lower limb was made at 1015 ZT. The chronometer read 00h 13m 23s and was slow 01m 49s. The observed altitude (Ho) was 40°25.7'. LAN occurred at 1222 zone time. The observed altitude (Ho) was 47°48.1'. What was the longitude of your 1200 zone time running fix?

    a. LONG 153°04.2'E
    b. LONG 153°08.3'E
    c. LONG 153°13.1'E
    d. LONG 153°18.6'E
986: At 0900 zone time, on 23 September , your DR position is LAT 28°48.0'N, LONG 153°11.5'W. You are steering course 257°T at a speed of 18.0 knots. You observed 3 morning sun lines. Determine the latitude and longitude of your 1020 running fix? NP-0001

    a. 28°43.3'N, 153°32.1'W
    b. 28°46.4'N, 153°34.6'W
    c. 28°49.1'N, 153°37.0'W
    d. 28°52.8'N, 153°30.6'W
987: On 17 January , your 0730 zone time fix gives you a position of LAT 22°26.0'S, LONG 152°17.0'E. Your vessel is steaming on a course of 116°T at a speed of 17 knots. An observation of the Sun's lower limb is made at 1015 zone time. The chronometer reads 00h 13m 23s, and the chronometer error is 01m 49s slow. The observed altitude (Ho) is 66°02.1'. LAN occurs at 1152 zone time and a meridian altitude of the Sun's lower limb is made. The observed altitude (Ho) is 87°54.2'. Determine the vessel's 1200 zone time position.

    a. LAT 22°53.8'S, LONG 153°25.6'E
    b. LAT 22°53.8'S, LONG 153°28.8'E
    c. LAT 22°56.3'S, LONG 153°25.6'E
    d. LAT 22°56.3'S, LONG 153°28.8'E
988: On 29 June , your 0800 zone time fix gives you a position of LAT 26°16.0'S, LONG 61°04.0'E. Your vessel is steaming a course of 079°T at a speed of 15.5 knots. An observation of the Sun's upper limb is made at 0905 zone time, and the observed altitude (Ho) is 25°20.1. The chronometer reads 05h 08m 12s, and the chronometer error is 02m 27s fast. Local apparent noon occurs at 1154 zone time, and a meridian altitude of the Sun's lower limb is made. The observed altitude (Ho) for this sight is 40°44.2'. Determine the vessel's 1200 zone time position.

    a. LAT 26°02.0'S, LONG 62°05.0'E
    b. LAT 26°02.0'S, LONG 62°23.2'E
    c. LAT 26°05.1'S, LONG 62°06.3'E
    d. LAT 25°56.0'S, LONG 62°03.0'E
989: On 2 April , your 0830 zone time fix gives you a position of LAT 20°16.0'S, LONG 004°12.0'E. Your vessel is steaming a course of 143°T at a speed of 18.0 knots. An observation of the Sun's upper limb is made at 0903 zone time, and the observed altitude (Ho) is 42°39.6'. The chronometer reads 09h 05m 40s, and the chronometer error is 02m 15s fast. Local apparent noon occurs at 1145 zone time,
and a meridian altitude of the Sun's lower limb is made.
The observed altitude (Ho) for this sight is 63°46.2'.
Determine the vessel's 1200 zone time position.

    a. LAT 21°10.1'S, LONG 004°53.9'E
    b. LAT 21°14.0'S, LONG 004°55.0'E
    c. LAT 21°18.0'S, LONG 005°00.5'E
    d. LAT 22°42.0'S, LONG 004°57.0'E
990: On 24 March , your 0800 zone time fix gives you a position of LAT 22°16.0'N, LONG 31°45.0'W. Your vessel is steaming a course of 285°T at a speed of 16.5 knots. An observation of the Sun's upper limb is made at 0938 zone time, and the observed altitude (Ho) is 46°32.2'. The chronometer reads 11h 41m 01s, and the chronometer error is 02m 50s fast. Local apparent noon occurs at 1214 zone time, and a meridian altitude of the Sun's lower limb is made. The observed altitude (Ho) for this sight is 68°55.8'. Determine the vessel's 1200 zone time position.

    a. LAT 22°35.0'N, LONG 30°29.0'W
    b. LAT 22°35.0'N, LONG 32°51.0'W
    c. LAT 22°36.0'N, LONG 32°10.5'W
    d. LAT 22°36.0'N, LONG 32°55.2'W
992: At 0100 zone time, on 23 September , your DR position is LAT 24°25.0'N, LONG 83°00.0'W. You are steering course 315°T. The speed over the ground is 10.0 knots. You observed 3 morning sun lines. Determine the latitude and longitude of your 1100 running fix? NP-0002

    a. LAT 25°35.3'N, LONG 84°17.0'W
    b. LAT 25°42.6'N, LONG 84°18.7'W
    c. LAT 25°30.4'N, LONG 84°28.6'W
    d. LAT 25°28.3'N, LONG 84°34.3'W
993: Your 0745 ZT, 15 July , position is LAT 29°04.0'N, LONG 71°17.5'W. You are on course 165°T, and your speed is 8.0 knots. You observed 3 morning sun lines. Determine the latitude and longitude of your 1130 running fix? NP-0003

    a. LAT 28°35.0'N, LONG 71°08.5'W
    b. LAT 28°39.8'N, LONG 71°04.0'W
    c. LAT 28°40.5'N, LONG 71°13.0'W
    d. LAT 28°43.3'N, LONG 71°02.5'W
994: At 0600 zone time, on 16 March , your DR position is LAT 20°10.0'N, LONG 81°30.0'W. You are steering course 300°T. The speed over the ground is 10 knots. You observed 3 morning sun lines. Determine the latitude and longitude of your 1130 running fix? NP-0004

    a. LAT 20°28.5'N, LONG 82°12.6'W
    b. LAT 20°32.0'N, LONG 82°16.4'W
    c. LAT 20°39.0'N, LONG 82°22.9'W
    d. LAT 20°42.5'N, LONG 82°26.2'W
996: On 30 August your 0554 zone time (ZT) position was LAT 25°39.0'S, LONG 31°51.0'E. Your vessel was steaming on course 325°T at a speed of 15.0 knots. An observation of the Sun's lower limb was made at 0836 ZT. The chronometer read 06h 38m 36s and was fast 02m 24s. The observed altitude (Ho) was 30°49.2'. LAN occurred at 1157 ZT. The observed altitude (Ho) was 56°40.0'. What was the longitude of your 1157 ZT running fix?

    a. 30°59.8'E
    b. 30°57.6'E
    c. 30°55.9'E
    d. 30°52.5'E
997: On 20 November , your 0612 zone time (ZT) position was LAT 25°38.0'N, LONG 166°54.0'W. Your vessel was steaming on course 126°T at a speed of 20.0 knots. An observation of the Sun's lower limb was made at 0854 ZT. The chronometer read 07h 51m 14s and was slow 02m 52s. The observed altitude (Ho) was 27°58.3'. LAN occurred at 1147 ZT. The observed altitude (Ho) was 45°35.0'. What was the longitude of your 1147 ZT running fix?

    a. 165°20.2'W
    b. 165°18.4'W
    c. 165°15.8'W
    d. 165°12.5'W
998: On 23 May , your 0628 zone time position was LAT 28°18.0'S, LONG 102°42.0'E. Your vessel was steaming on course 040°T at a speed of 20.0 knots. An observation of the Sun's lower limb was made at 0758 ZT. The chronometer read 01h 02m 06s and was fast 04m 04s. The observed altitude (Ho) was 13°16.7'. LAN occurred at 1201 zone time. The observed altitude (Ho) was 42°32.0'. What was the longitude of your 1201 zone time running fix?

    a. 103°57.9'E
    b. 104°00.4'E
    c. 104°03.5'E
    d. 104°06.3'E
999: On 16 February , your 0640 zone time (ZT) position was LAT 23°46.0'N, LONG 156°24.0'W. Your vessel was steaming on course 222°T at a speed of 18.0 knots. An observation of the Sun's lower limb was made at 0910 ZT. The chronometer read 07h 08m 06s and was slow 01m 56s. The observed altitude (Ho) was 27°15.8'. LAN occurred at 1245 ZT (ZD +10). The observed altitude (Ho) was 55°25.3'. What was the longitude of your 1245 ZT running fix?

    a. 157°37.2'W
    b. 157°42.0'W
    c. 157°45.7'W
    d. 157°47.2'W
1000: On 18 May , your 1030 ZT DR position is LAT 18°30'N, LONG 62°31'W. You are on course 286°T, speed 24 knots. Determine your 1200 position using the following observations of the Sun.
ZONE TIME GHA DECLINATION Ho
1204 61°54.6' N 19°37.6' 88°39.7'
1210 63°24.6' N 19°37.7' 88°59.2'

    a. LAT 18°33.6'N, LONG 62°54.3'W
    b. LAT 18°35.2'N, LONG 62°49.7'W
    c. LAT 18°38.7'N, LONG 62°59.2'W
    d. LAT 18°41.1'N, LONG 62°53.9'W
1001: On 26 July , your 1030 ZT DR position is LAT 18°25'N, LONG 51°15'W. You are on course 231°T, speed 15 knots. Determine your 1200 position using the following observations of the Sun.

ZONE TIME GHA DECLINATION Ho
1228 50°23.5' N 19°21.9' 88°14.3'
1236 52°23.5' N 19°21.8' 88°29.0'

    a. LAT 18°00.9'N, LONG 51°31.9'W
    b. LAT 18°03.5'N, LONG 51°36.2'W
    c. LAT 18°07.2'N, LONG 51°30.4'W
    d. LAT 18°10.6'N, LONG 51°25.1'W
1002: On 13 November , your 1030 ZT DR position is LAT 19°03'S, LONG 6°34'E. You are on course 164°T, speed 12 knots. Determine your 1200 position using the following observations of the Sun.
ZONE TIME GHA DECLINATION Ho
1112 351°55.4' S 18°00.4' 88°08.0'
1121 354°10.4' S 18°00.5' 88°33.9'

    a. LAT 19°22.3'S, LONG 6°37.8'E
    b. LAT 19°20.1'S, LONG 6°41.4'E
    c. LAT 19°17.6'S, LONG 6°39.2'E
    d. LAT 19°15.8'S, LONG 6°36.8'E
1003: On 15 November , your 1030 ZT DR position is LAT 17°25'S, LONG 42°12'W. You are on course 059°T, speed 22 knots. Determine your 1200 position using the following observations of the Sun.

ZONE TIME GHA DECLINATION Ho
1128 40°50.4' S 18°33.6' 88°18.4'
1133 42°05.4' S 18°33.6' 88°37.7'

    a. LAT 17°00.0'S, LONG 41°45.8'W
    b. LAT 17°02.1'S, LONG 41°48.4'W
    c. LAT 17°06.8'S, LONG 41°44.3'W
    d. LAT 17°08.9'S, LONG 41°40.4'W
1004: On 15 November , your 1030 ZT DR position is LAT 19°41'S, LONG 41°37'W. You are on course 239°T, speed 22 knots. Determine your 1200 position using the following observations of the Sun.

ZONE TIME GHA DECLINATION Ho
1128 40°50.4' S 18°33.6' 88°18.4'
1133 42°05.4' S 18°33.6' 88°37.7'

    a. LAT 20°01.0'S, LONG 42°05.9'W
    b. LAT 20°04.3'S, LONG 42°09.8'W
    c. LAT 20°06.7'S, LONG 42°06.1'W
    d. LAT 20°08.1'S, LONG 42°00.7'W
1005: On 18 May , your 1030 ZT DR position is LAT 20°41'N, LONG 63°32'W. You are on course 106°T, speed 24 knots. Determine your 1200 position using the following observations of the Sun.

ZONE TIME GHA DECLINATION Ho
1204 61°54.6' N 19°37.6' 88°39.7'
1210 63°24.6' N 19°37.7' 88°59.2'

    a. LAT 20°32.6'N, LONG 62°57.5'W
    b. LAT 20°30.1'N, LONG 63°01.9'W
    c. LAT 20°27.6'N, LONG 62°52.4'W
    d. LAT 20°25.2'N, LONG 62°56.9'W
1006: On 30 July , your 1030 ZT DR position is LAT 19°02'N, LONG 138°12'W. You are on course 309°T, speed 24 knots. Determine your 1200 position using the following observations of the Sun.
ZONE TIME GHA DECLINATION Ho
1220 138°25.0' N 18°22.3' 88°43.3'
1226 139°55.0' N 18°22.2' 88°24.0'

    a. LAT 19°28.0'N, LONG 138°35.2'W
    b. LAT 19°29.7'N, LONG 138°42.0'W
    c. LAT 19°32.6'N, LONG 138°49.4'W
    d. LAT 19°34.5'N, LONG 138°40.9'W
1007: On 30 July , your 1030 ZT DR position is LAT 17°46'N, LONG 139°30'W. You are on course 129°T, speed 24 knots. Determine your 1200 position using the following observations of the Sun.
ZONE TIME GHA DECLINATION Ho
1220 138°25.0' N 18°22.3' 88°43.3'
1226 139°55.0' N 18°22.2' 88°24.0'

    a. LAT 17°24.0'N, LONG 138°59.8'W
    b. LAT 17°21.6'N, LONG 138°56.2'W
    c. LAT 17°18.7'N, LONG 139°07.6'W
    d. LAT 17°15.1'N, LONG 139°00.0'W
1008: On 27 March , your 0730 zone time position is LAT 28°16'N, LONG 56°37'W. Your vessel is on course 158°T at a speed of 15.0 knots. An observation of the Sun's lower limb is made at 0915 zone time. The chronometer reads 01h 14m 11s, and the chronometer error is 00m 53s slow. The observed altitude (Ho) is 45°10.7'. LAN occurs at 1150 zone time, and a meridian altitude of the Sun's lower limb is made. The observed altitude (Ho) is 65°32.8'. Determine the vessel's 1200 zone time position.

    a. LAT 27°08.8'N, LONG 56°04.2'W
    b. LAT 27°08.8'N, LONG 56°10.3'W
    c. LAT 27°11.6'N, LONG 56°04.2'W
    d. LAT 27°11.6'N, LONG 56°10.3'W
1009: On 22 February , your 0800 zone time position is LAT 24°16'S, LONG 95°37'E. Your vessel is on course 126°T at a speed of 14 knots. An observation of the Sun's lower limb is made at 0945 zone time. The chronometer reads 03h 47m 22s, and the chronometer error is 02m 37s fast. The observed altitude (Ho) is 57°02.1'. LAN occurs at 1148 zone time, and a meridian altitude of the Sun's lower limb is made. The observed meridian altitude (Ho) is 75°22.3'.
Determine the vessel's 1200 zone time position.

    a. LAT 24°49.3'S, LONG 96°24.0'E
    b. LAT 24°49.3'S, LONG 96°27.2'E
    c. LAT 24°52.2'S, LONG 96°24.0'E
    d. LAT 24°52.2'S, LONG 96°27.2'E
1010: On 8 February , your 0800 zone time position is LAT 21°55'S, LONG 52°27'W. Your vessel is on course 056°T at a speed of 17.5 knots. An observation of the Sun's lower limb is made at 0938 zone time, and the observed altitude (Ho) is 46°06.5'. The chronometer reads 12h 37m 23s, and the chronometer error is 1m 24s slow. LAN occurs at 1243 zone time, and a meridian altitude of the Sun's lower limb is made. The observed altitude (Ho) for this sight is 83°56.1'. Determine the vessel's 1200 zone time position.

    a. LAT 20°57.0'S, LONG 51°21.5'W
    b. LAT 20°58.0'S, LONG 51°25.5'W
    c. LAT 21°04.0'S, LONG 51°12.0'W
    d. LAT 21°04.0'S, LONG 51°21.5'W
1011: On 6 December , your 0800 zone time DR position was LAT 21°48.0'N, LONG 124°30.0'E. Your vessel was steaming on course 045°T at a speed of 20.0 knots. An observation of the Sun's lower limb was made at 1012 ZT. The chronometer read 02h 10m 42s and was slow 01m 02s. The observed altitude (Ho) was 41°17.1'. LAN occurred at 1129 zone time.
The observed altitude (Ho) was 44°53.7'. What was the longitude of your 1200 zone time running fix?

    a. LONG 125°25.0'E
    b. LONG 125°28.9'E
    c. LONG 125°32.5'E
    d. LONG 125°35.2'E
1021: On 30 March , your 0145 DR position is LAT 29°30'S, LONG 122°45'E. You are on course 055°T at a speed of 22 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix.

    a. LAT 28°24.6'S, LONG 124°21.4'E
    b. LAT 28°39.9'S, LONG 124°18.6'E
    c. LAT 28°41.5'S, LONG 124°41.5'E
    d. LAT 29°20.1'S, LONG 123°41.0'E
1076: On 25 Mar , your 0500 ZT DR position is LAT 28°14.0'S, LONG 93°17.0'E. You are on course 291°T at a speed of 16.0 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0550 running fix. NP-0006

    a. LAT 28°15.9'S, LONG 92°56.9'E
    b. LAT 28°19.3'S, LONG 92°59.0'E
    c. LAT 28°06.4'S, LONG 93°02.5'E
    d. LAT 27°53.2'S, LONG 93°17.6'E
1078: On 6 April , your 1830 ZT DR position is LAT 26°33.0'N, LONG 64°31.0'W. You are on course 082°T at a speed of 16 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 1900 running fix. NP-0008

    a. LAT 26°49.5'N, LONG 64°06.5'W
    b. LAT 26°32.5'N, LONG 64°27.1'W
    c. LAT 26°31.2'N, LONG 64°32.1'W
    d. LAT 26°28.7'N, LONG 64°32.1'W
1079: On 12 Dec. , your 1830 ZT DR position is LAT 24°16.0'S, LONG 41°18.0'W. You are on course 235°T at a speed of 16.0 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 1930 running fix. NP-0009

    a. LAT 24°12.5'S, LONG 41°10.9'W
    b. LAT 24°16.9'S, LONG 41°18.2'W
    c. LAT 24°25.2'S, LONG 41°39.9'W
    d. LAT 27°46.9'S, LONG 41°31.2'W
1080: On 20 Feb. , your 0530 ZT DR position is LAT 24°15.0'N, LONG 137°33.0'W. You are on course 033°T at a speed of 18 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. NP-0010

    a. LAT 24°23.3'N, LONG 137°35.5'W
    b. LAT 24°26.0'N, LONG 137°25.8'W
    c. LAT 24°27.5'N, LONG 137°31.8'W
    d. LAT 24°30.1'N, LONG 137°24.5'W
1081: On 14 Sept , your 1810 ZT DR position is LAT 27°12.0'S, LONG 71°10.0'E. You are on course 060°T at a speed of 15.0 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 1822 running fix. NP-0011

    a. LAT 27°04.5'S, LONG 71°22.4'E
    b. LAT 27°07.5'S, LONG 71°18.6'E
    c. LAT 27°09.2'S, LONG 71°11.3'E
    d. LAT 27°11.0'S, LONG 71°14.5'E
1082: On 20 Nov. , your 1030 ZT DR position is LAT 27°16.0'N, LONG 157°18.6'E. You are on course 060°T at a speed of 20 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 1200 running fix. NP-0012

    a. LAT 27°16.8'N, LONG 157°30.5'E
    b. LAT 27°22.6'N, LONG 157°37.8'E
    c. LAT 27°29.7'N, LONG 157°43.0'E
    d. LAT 27°33.4'N, LONG 157°48.2'E
1084: On 4 Dec. , your 1500 ZT DR position is LAT 18°06.0'N, LONG 75°42.0'W. You are on course 020°T at a speed of 15.0 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 1548 running fix.

    a. LAT 18°10.3'N, LONG 75°34.5'W
    b. LAT 18°12.6'N, LONG 75°42.0'W
    c. LAT 18°14.0'N, LONG 75°40.0'W
    d. LAT 18°17.3'N, LONG 75°37.7'W
1086: On 15 July , your vessel is enroute from Portland, OR, to Singapore, Malaysia. You are steering course 243°T and making a speed of 16 knots. Your 1845 zone time DR is LAT 27°42.0'N, LONG 167°02.0'E. You observed 3 celestial bodies. Determine the latitude and longitude of your 1945 running fix. NP-0016

    a. LAT 27°31.1'N, LONG 166°43.0'E
    b. LAT 27°38.5'N, LONG 166°45.1'E
    c. LAT 27°45.3'N, LONG 166°32.2'E
    d. LAT 28°18.1'N, LONG 166°39.8'E
1086: On 15 July , your vessel is enroute from Portland, OR, to Singapore, Malaysia. You are steering course 243°T and making a speed of 16 knots. Your 1845 zone time DR is LAT 27°42.0'N, LONG 167°02.0'E. You observed 3 celestial bodies. Determine the latitude and longitude of your 1945 running fix. NP-0016

    a. LAT 27°31.1'N, LONG 166°43.0'E
    b. LAT 27°38.5'N, LONG 166°45.1'E
    c. LAT 27°45.3'N, LONG 166°32.2'E
    d. LAT 28°18.1'N, LONG 166°39.8'E
1087: On 15 August , your vessel is enroute from Bombay, India, to San Francisco, CA. You are steering course 020°T and making a speed of 20.0 knots. Your 1830 zone time DR is LAT 26°13.0'N, LONG 135°18.0'W. You observed 3 celestial bodies. Determine the latitude and longitude of your 1935 running fix. NP-0017

    a. LAT 26°15.9'N, LONG 135°03.6'W
    b. LAT 26°35.3'N, LONG 135°24.8'W
    c. LAT 26°40.5'N, LONG 135°21.6'W
    d. LAT 26°48.1'N, LONG 135°20.7'W
1088: On 9 June , your 0000 DR position is LAT 26°14.0'S, LONG 176°38.1'E. You are on course 223°T, speed 17.8 knots. You observed 4 celestial bodies. Determine the latitude and longitude of your 0630 running fix.

    a. LAT 27°44.7'S, LONG 174°57.1'E
    b. LAT 27°46.2'S, LONG 175°03.0'E
    c. LAT 27°41.2'S, LONG 175°01.2'E
    d. LAT 27°38.5'S, LONG 175°06.3'E
1089: At 1830 zone time, on 6 April , your DR position is LAT 26°33.0'N, LONG 64°31.0'W. You are steering course 082°T at a speed of 16.0 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 1900 running fix. NP-0019

    a. LAT 26°20.1'N, LONG 64°19.4'W
    b. LAT 26°23.7'N, LONG 64°29.3'W
    c. LAT 26°28.4'N, LONG 64°32.1'W
    d. LAT 26°32.5'N, LONG 64°27.1'W
1090: At 0450 zone time, on 25 June , your DR position is LAT 21°26.0'N, LONG 160°24.5'W. You are steering course 100°T at a speed of 10 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0514 running fix. NP-0020

    a. LAT 21°27.0'N, LONG 160°17.0'W
    b. LAT 21°25.0'N, LONG 160°18.0'W
    c. LAT 21°22.0'N, LONG 160°17.0'W
    d. LAT 21°20.0'N, LONG 160°15.5'W
1091: On 10 August , your 0430 ZT position is LAT 29°56.7'S, LONG 139°11.0'E. Your course is 321°T, speed 18.2 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0500 running fix. NP-0021

    a. LAT 29°46.0'S, LONG 138°54.0'E
    b. LAT 29°49.2'S, LONG 138°57.0'E
    c. LAT 29°56.0'S, LONG 139°03.8'E
    d. LAT 30°07.5'S, LONG 138°55.2'E
1092: On 3 April , your vessel's 1400 ZT DR position is LAT 20°08.0'N, LONG 147°45.0'W. You are steering course 023°T at 18.0 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 1900 running fix. NP-0022

    a. LAT 21°39.8'N, LONG 146°59.7'W
    b. LAT 21°40.0'N, LONG 147°03.2'W
    c. LAT 21°41.8'N, LONG 147°05.5'W
    d. LAT 21°41.8'N, LONG 147°01.5'W
1093: On 22 Nov. , your vessel is enroute from Accra, Ghana to Montevideo, Uruguay. You are on course 240°T and making a speed of 15.0 knots. Your 1129 DR position is LAT 28°25.0'S, LONG 42°40.0'W. You observed 3 celestial bodies. Determine the latitude and longitude of your 1137 running fix. NP-0023

    a. LAT 28°27.0'S, LONG 42°38.0'W
    b. LAT 28°25.2'S, LONG 42°40.0'W
    c. LAT 28°25.0'S, LONG 42°36.0'W
    d. LAT 28°23.4'S, LONG 42°42.0'W
1094: On 12 Oct. , your vessel is on course 081°T, speed 20 knots. Your 1800 zone time DR position is LAT 26°11.0'S, LONG 77°18.0'E. You observed 3 celestial bodies. Determine the latitude and longitude of your 1835 running fix. NP-0024

    a. LAT 26°05.5'S, LONG 77°14.5'E
    b. LAT 26°07.5'S, LONG 77°34.0'E
    c. LAT 26°09.0'S, LONG 77°27.5'E
    d. LAT 26°12.0'S, LONG 77°31.0'E
1095: On 25 Oct. , your 0430 ZT DR position is LAT 24°48'N, LONG 65°31'W. Your vessel is on course 030°T at a speed of 18 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0455 running fix. NP-0025

    a. LAT 24°53'N, LONG 65°28'W
    b. LAT 24°53'N, LONG 65°12'W
    c. LAT 24°54'N, LONG 65°17'W
    d. LAT 25°03'N, LONG 65°18'W
1096: On 24 October , your 0100 DR position is LAT 27°42'N, LONG 158°35'E. You are on course 085°T at a speed of 12 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0700 running fix. NP-0026

    a. LAT 27°48.8'N, LONG 160°12.5'E
    b. LAT 27°52.5'N, LONG 160°18.2'E
    c. LAT 27°56.0'N, LONG 159°47.3'E
    d. LAT 27°58.4'N, LONG 159°43.5'E
1097: On 9 November , your 0400 DR position is LAT 18°24.0'S, LONG 97°36.0'W. You are on course 138°T at a speed of 16 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. NP-0027

    a. LAT 18°15.0'S, LONG 98°52.5'W
    b. LAT 18°45.0'S, LONG 97°06.8'W
    c. LAT 18°52.5'S, LONG 97°10.6'W
    d. LAT 19°15.5'S, LONG 98°08.8'W
1098: On 19 September , your 0300 zone time DR position is LAT 24°35'N, LONG 88°40'W. You are on course 288°T at a speed of 14 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. NP-0028

    a. LAT 24°47.4'N, LONG 89°15.0'W
    b. LAT 24°52.5'N, LONG 89°22.4'W
    c. LAT 24°59.5'N, LONG 89°28.6'W
    d. LAT 25°06.0'N, LONG 90°37.0'W
1099: On 6 April , your 0300 DR position is LAT 27°42'S, LONG 128°58'W. You are on course 097°T at a speed of 18 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. NP-0029

    a. LAT 27°15.5'S, LONG 128°12.4'W
    b. LAT 27°44.7'S, LONG 127°47.5'W
    c. LAT 27°52.4'S, LONG 127°49.4'W
    d. LAT 28°15.2'S, LONG 128°11.6'W
1100: Charles Island (LAT 41°11.5'N, LONG 73°03.4'W) is __________.

    a. a high, rocky pinnacle with steep cliffs
    b. a low, sandy island barren of all vegetation
    c. identified by a tall prominent flagpole
    d. low and partly covered by trees
1102: On 19 November , your 0200 zone time DR position is LAT 18°41'N, LONG 150°37'E. You are on course 014°T at a speed of 18 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. NP-0031

    a. LAT 19°45.4'N, LONG 150°52.6'E
    b. LAT 19°42.8'N, LONG 150°56.9'E
    c. LAT 19°41.2'N, LONG 150°46.3'E
    d. LAT 19°39.3'N, LONG 150°51.8'E
1103: On 25 August , your 0300 zone time DR position is LAT 21°28.0'N, LONG 167°48.0'E. You are on course 248°T at a speed of 12 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. NP-0032

    a. LAT 20°52.4'N, LONG 167°32.1'E
    b. LAT 20°57.1'N, LONG 167°01.0'E
    c. LAT 20°59.5'N, LONG 166°54.8'E
    d. LAT 21°06.0'N, LONG 167°10.9'E
1104: On 19 November , your 0200 zone time DR position is LAT 20°29.0'N, LONG 150°21.3'E. You are on course 136°T at a speed of 18 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. NP-0033

    a. LAT 19°30.1'N, LONG 151°06.0'E
    b. LAT 19°31.7'N, LONG 151°04.9'E
    c. LAT 19°33.0'N, LONG 151°10.0'E
    d. LAT 19°35.8'N, LONG 151°13.6'E
1105: On 28 May , your 0200 DR position is LAT 19°16.5'S , LONG 119°24.0'W. You are on course 107°T at a speed of 18 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. NP-0034

    a. LAT 19°43.0'S, LONG 117°54.0'W
    b. LAT 19°48.2'S, LONG 118°04.5'W
    c. LAT 20°07.5'S, LONG 117°32.0'W
    d. LAT 20°17.1'S, LONG 118°06.0'W
1107: On 16 April , your 0200 zone time DR position is LAT 17°18'S, LONG 168°46'E. You are on course 236°T at a speed of 16 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix.

    a. LAT 17°54.9'S, LONG 167°48.7'E
    b. LAT 17°55.6'S, LONG 167°45.1'E
    c. LAT 17°56.8'S, LONG 167°52.4'E
    d. LAT 18°00.4'S, LONG 167°49.2'E
1109: On 5 May , your 1600 zone time DR position is LAT 17°28'S, LONG 143°39'E. You are on course 316°T at a speed of 17 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 1800 running fix.

    a. LAT 17°05.2'S, LONG 143°11.4'E
    b. LAT 17°07.8'S, LONG 143°17.5'E
    c. LAT 17°08.2'S, LONG 143°07.9'E
    d. LAT 17°09.7'S, LONG 143°10.1'E
1110: On 19 November , your 0300 zone time DR position is LAT 19°23'N, LONG 151°37'E. You are on course 293°T at a speed of 17 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. NP-0039

    a. LAT 19°38.5'N, LONG 150°41.6'E
    b. LAT 19°34.8'N, LONG 150°48.0'E
    c. LAT 19°32.9'N, LONG 150°52.3'E
    d. LAT 19°30.5'N, LONG 150°48.5'E
1117: What is the length of the trip?

    a. 720.8 miles
    b. 777.4 miles
    c. 897.2 miles
    d. 906.3 miles
1118: What are the dimensions of the Old River Lock on the Lower Old River (mile 304 AHP)?

    a. 1190 X 75 feet
    b. 1185 X 84 feet
    c. 1190 X 84 feet
    d. 1185 X 75 feet
1119: At 2142, on January 3, you pass Sebastapol Light (mile 283.3 AHP). At 0137, January 4, you pass Fort Adams Light(311.4 AHP). You have been turning for 9.0 mph. What was the current?

    a. 4.2 mph
    b. 3.3 mph
    c. 2.7 mph
    d. 1.8 mph
1120: At 0850, 4 January, you pass the Gage at Natchez, MS which reads 26.8 feet. The low water reference plane (LWRP) for Natchez is 6.1 feet. What is the water level in relation to the low water reference plane?

    a. 20.7 ft above
    b. 20.7 ft below
    c. 32.9 ft above
    d. 32.9 ft below
1122: Which type of daymark will you see as you approach Old Levee Light (mile 385.2 AHP)?

    a. Green diamond
    b. Red square
    c. Green square
    d. Private aid - no daymark
1123: What is the vertical clearance of the Vicksburg Highway 80 Bridge when the river level is the same as the Low Water Reference Plane?

    a. 128.3 ft
    b. 125.6 ft
    c. 119.5 ft
    d. 116.3 ft
1124: The Vicksburg Gage reads 31.9 feet. The high point on your towboat is 43 feet above the water. What is the vertical clearance as you pass under the Vicksburg Highway 80 Bridge?

    a. 36.2 feet
    b. 41.4 feet
    c. 58.0 feet
    d. 84.3 feet
1125: Where would you find out which buoys, if any, are in place at Concordia Bar crossing (mile 596.0 AHP)?

    a. Local Notice to Mariners
    b. Bulletin board at the Rosedale Gage
    c. Waterways Journal
    d. None of the above
1126: What are the dotted lines crossing at mile 529.7 AHP?

    a. submarine cables
    b. power cables
    c. gated dams
    d. workboat crossings
1127: You are turning for 6.8 mph and estimate the current at 1.0 mph. What is your speed over the ground?

    a. 6.8 mph
    b. 7.8 mph
    c. 8.8 mph
    d. 9.4 mph
1128: How far is it to the Hernando Desoto Bridge in Memphis, TN?

    a. 980.8 miles
    b. 736.6 miles
    c. 312.3 miles
    d. 218.1 miles
1129: Which daymark should you see as you approach French Point Light (mile 915.4 AHP)?

    a. Red diamond
    b. Green square
    c. Red triangle
    d. Green diamond
1130: At 1923, on September 21, you pass Bixby Towhead Light (mile 873.7 AHP). What was your average speed since leaving Cairo?

    a. 9.2 mph
    b. 8.8 mph
    c. 8.5 mph
    d. 7.2 mph
1131: At 1923, you increase speed to make good 9.2 mph. What is the first Gage you will pass after your speed change?

    a. Cottonwood Point
    b. Caruthersville
    c. Fulton
    d. New Madrid
1132: Which light will you be passing at 0059, on 22 September, if you make good 9.2 knots?

    a. Obion Bar Lt.
    b. Kate Aubrey Lt.
    c. Trotter Lt.
    d. Quaker Oats Lt.
1133: The Helena Gage reads 9.4 feet. The high point on your towboat is 42 feet above water. What is the vertical clearance when you pass under the Helena Highway Bridge?

    a. 53.0 feet
    b. 62.6 feet
    c. 64.2 feet
    d. 68.0 feet
1134: What company does NOT have a marine facility along the river bank in Helena (mile 661 to 665 AHP)?

    a. Helena Port Terminal, Inc.
    b. Riceland Food Corps..
    c. Quincy Soybean Co.
    d. Texas Eastern Pipeline Co.
1135: The low water reference plane (LWRP) for Bayou Sara is 5.25 feet. If the Bayou Sara Gage reads -0.5 feet, what is the water level in relation to the low water reference plane?

    a. 4.75 feet above the plane
    b. 5.75 feet above the plane
    c. 5.75 feet below the plane
    d. 4.75 feet below the plane
1136: The Arkansas City Yellow Bend revetment on the LMR extends from mile __________.

    a. 555.0-549.7 RDB
    b. 549.0-548.5 RDB
    c. 556.9-554.9 LDB
    d. 548.5-546.5 LDB
1137: What is the length of the trip?

    a. 1195.4 miles
    b. 1223.1 miles
    c. 1464.8 miles
    d. 1520.1 miles
1138: After you get underway, what is the first river gage you will pass?

    a. Donaldsonville
    b. Head of Passes
    c. Baton Rouge
    d. Red River Landing
1139: You are passing the Bayou Sara Gage which reads 3.9 feet. The low water reference plane for Bayo Sara is 5.25 feet. Which of the following statements is TRUE?

    a. The river level is above the Low Water Reference Plane.
    b. Red Store Landing Revetment is ahead on your starboard side
    c. This gage reading is at a lower elevation than the same reading on the Gage at Head of Passes.
    d. None of the above.
1140: At 0921, on 24 May, you are abreast the St. Catherine Bar Lt. (mile 348.6 AHP). If you are turning for 10.0 mph, what was the current since departure?

    a. 3.4 mph
    b. 2.0 mph
    c. 1.7 mph
    d. 1.4 mph
1141: Which daymark will you see as you approach Natchez Beam Lt. (mile 364.8 AHP)?

    a. Red triangle
    b. White square
    c. Green square
    d. Red diamond
1142: At 1132, 24 May, you pass Natchez Beam Lt. (mile 364.8 AHP). What is your ETA off the Memphis Gage if you average 8.0 mph?

    a. 2345, 25 May
    b. 0947, 26 May
    c. 1525, 26 May
    d. 2215, 26 May
1143: Which town is located at mile 663.5 AHP?

    a. Friers Point
    b. Helena
    c. St. Francis
    d. Rodney
1144: What is the brown colored tint shown at Bordeaux Point Dykes (mile 681.0 AHP)?

    a. river gage
    b. fish hatchery
    c. dredge material
    d. levee
1145: The Memphis Gage reads 18.4 feet. The high point of your towboat is 48 feet above water. What is the vertical clearance as you pass under the Memphis Highway Bridge?

    a. 75.4 feet
    b. 66.4 feet
    c. 53.8 feet
    d. 46.4 feet
1146: The Linwood Bend revetment on the LMR extends from mile __________.

    a. 828.1-823.1 RDB
    b. 831.7-829.4 RDB
    c. 845.4-842.5 LDB
    d. 841.3-838.7 LDB
1147: You have orders to drop off the empties at the fleeting area at Cairo Point and add five loaded tank barges to your tow. If you are turning for 9 mph and estimate the current at 1.5 mph, what is your ETA at Cairo?

    a. 2210, 22 June
    b. 1741, 22 June
    c. 1423, 22 June
    d. 1031, 22 June
1148: You complete changing out your tow and get underway enroute Ark City Tank Storage (mile 554.0 AHP) to deliver the tank barges. What is the distance you must travel from Cairo Point Light?

    a. 202.1 miles
    b. 400.7 miles
    c. 554.2 miles
    d. 605.8 miles
1149: As you approach Dean Island Light (mile 754.8 AHP), which type of daymark will be observed at the light?

    a. Green triangle
    b. Green diamond
    c. Green square
    d. Red-and-green banded square
1150: The highest point on your towboat is 48 feet above the water, and the Memphis Gage reads +7.5 feet. What is the vertical clearance when you pass under the Hernando Desoto Bridge in Memphis?

    a. 53.2 feet
    b. 58.1 feet
    c. 68.2 feet
    d. 96.3 feet
1163: What is the mile point of the Fulton Gage?

    a. 598 AHP
    b. 632 AHP
    c. 687 AHP
    d. 778 AHP
1164: At 2350 on 23 June, you are at mile 610.5 AHP when you see about a mile ahead lights on the water near the left bank. What might you see when you come abreast of these lights?

    a. Privately maintained buoys at a yacht club
    b. Government buoys marking the Hurricane Point dikes
    c. Barges moored at the Dennis Landing Terminal
    d. A pipeline discharging dredge spoil
1165: Which of the following statements concerning the buoys on the Mississippi River is TRUE?

    a. The position of river buoys can be determined by consulting the latest Light List - Vol. V.
    b. A preferred channel mark is a lateral mark indicating a channel junction which must always be passed to starboard.
    c. Buoys should be passed as close as possible.
    d. Setting a buoy is the act of placing a buoy on assigned position in the water.
1166: At 1032 on 24 June, you pass Carolina Landing Light(mile 508.8 AHP). What has been the average current since 2350, 23 June, if you have been making turns for 9.0 mph?

    a. 8.5 mph
    b. 5.7 mph
    c. 1.5 mph
    d. 0.5 mph
1167: Where can scheduled broadcast times of river stages be found?

    a. Sailing Directions
    b. List of Lights
    c. Light List
    d. Coast Pilot
1168: Which company does NOT have a marine facility in Rosedale harbor (mile 585 AHP)?

    a. T.L. James
    b. Rosedale-Boliver County Port Commission
    c. Cives Steel Company
    d. Sanders Elevator Corp
1175: On 12 February , your 0900 zone time DR position is LAT 16°43.0'N, LONG 51°42.0'W. Your vessel is on course 093°T at a speed of 18.5 knots. What is the zone time of local apparent noon (LAN)?

    a. 1237
    b. 1233
    c. 1230
    d. 1226
1176: On 24 January , your 0700 zone time DR position is LAT 22°25.0'N, LONG 46°10.0'W. Your vessel is on course 110°T at a speed of 12.0 knots. What is the zone time of local apparent noon (LAN)?

    a. 1203
    b. 1208
    c. 1212
    d. 1215
1177: On 2 April , your 0900 zone time DR position is LAT 28°04.0'S, LONG 94°14.0'E. Your vessel is on course 316°T at a speed of 18.5 knots. What is the zone time of local apparent noon (LAN)?

    a. 1138
    b. 1143
    c. 1146
    d. 1149
1178: On 27 August , your 0900 zone time DR position is LAT 24°25.0'N, LONG 94°20.0'W. Your vessel is on course 071°T at a speed of 20.0 knots. What is the zone time of local apparent noon (LAN)?

    a. 1214
    b. 1208
    c. 1206
    d. 1158
1179: On 26 September , your 0830 zone time DR position is LAT 26°04.0'N, LONG 129°16.0'W. Your vessel is on course 119°T at a speed of 20.0 knots. What is the zone time of local apparent noon (LAN)?

    a. 1124
    b. 1127
    c. 1130
    d. 1133
1180: On 3 May , your 1009 zone time DR position is LAT 30°01.0'N, LONG 123°15.0'W. Your vessel is on course 330°T at a speed of 8.6 knots. What is the zone time of local apparent noon (LAN)?

    a. 1206
    b. 1208
    c. 1211
    d. 1214
1181: On 4 January , your 0800 zone time DR position is LAT 25°25.0 S, LONG 16°09.0'W. Your vessel is on course 290°T at a speed of 13.5 knots. What is the zone time of local apparent noon (LAN)?

    a. 1157
    b. 1205
    c. 1209
    d. 1213
1183: On 25 June , your 0900 zone time DR position is LAT 24°10.0'S, LONG 148°30.0'W. Your vessel is on a course of 230°T at a speed of 18.0 knots. What is the zone time of local apparent noon (LAN)?

    a. 1154
    b. 1156
    c. 1200
    d. 1204
1184: On 8 April , your 0830 zone time DR position is LAT 22°49.0'N, LONG 84°37.0'W. Your vessel is on course 228°
T at a speed of 19.0 knots. What is the zone time of local apparent noon (LAN)?

    a. 1144
    b. 1147
    c. 1150
    d. 1154
1185: On 31 January , your 0920 zone time DR position is LAT 24°16.0'S, LONG 151°33.0'E. Your vessel is on course 258°T at a speed of 18.5 knots. What is the zone time of local apparent noon (LAN)?

    a. 1202
    b. 1207
    c. 1211
    d. 1215
1186: On 16 November , your 0800 zone time DR position is LAT 25°11.0'N, LONG 117°41.0'W. Your vessel is on course 252°T at a speed of 14.5 knots. What is the zone time of local apparent noon (LAN)?

    a. 1131
    b. 1135
    c. 1139
    d. 1144
1187: On 17 March , your 0800 zone time DR position is LAT 21°27.0'N, LONG 65°25.0'W. Your vessel is on course 105°T at a speed of 17.5 knots. What is the zone time of local apparent noon (LAN)?

    a. 1210
    b. 1218
    c. 1225
    d. 1231
1188: On 9 February , your 0830 zone time DR position is LAT 22°19.0'N, LONG 64°37.0'E. Your vessel is on course 128°
T at a speed of 19.0 knots. What is the zone time of local apparent noon (LAN)?

    a. 1152
    b. 1156
    c. 1201
    d. 1205
1189: On 7 February , your 0800 zone time DR position is LAT 22°16.0'N, LONG 92°26.0'W. Your vessel is on course 270°
T at a speed of 20.0 knots. What is the zone time of local apparent noon (LAN)?

    a. 1218
    b. 1222
    c. 1226
    d. 1230
1190: On 12 February , your 0930 zone time DR position is LAT 25°20.0'N, LONG 30°40.0'W. Your vessel is on course 135°
T at a speed of 11.2 knots. What is the zone time of local apparent noon (LAN)?

    a. 1210
    b. 1215
    c. 1220
    d. 1224
1191: On 14 October , your 0800 ZT DR position is LAT 28°22.0'N, LONG 161°17.0'E. Your vessel is on course 116°T at a speed of 17.5 knots. What is the ZT of local apparent noon (LAN)?

    a. 1142
    b. 1148
    c. 1152
    d. 1156
1192: On 3 October , your 0830 ZT position is LAT 26°15.0'S, LONG 73°16.0'E. Your vessel is on course 280°T at a speed of 19.0 knots. What is the ZT of local apparent noon (LAN)?

    a. 1151
    b. 1154
    c. 1158
    d. 1201
1193: On 26 September , your 0830 zone time DR position is LAT 23°04.0'N, LONG 129°16.0'E. Your vessel is on course 119°T at a speed of 20.0 knots. What is the zone time of local apparent noon (LAN)?

    a. 1158
    b. 1205
    c. 1210
    d. 1214
1194: On 16 January your 0930 ZT DR position is LAT 26°07.0'S, LONG 51°43.0'E. Your vessel is on course 238°T at a speed of 17.0 knots. What is the ZT of local apparent noon (LAN)?

    a. 1145
    b. 1148
    c. 1152
    d. 1156
1195: On 23 June , your 0900 zone time DR position is LAT 21°26.0'N, LONG 137°46.0'W. Your vessel is on course 059°T at a speed of 19.0 knots. What is the zone time of local apparent noon (LAN)?

    a. 1159
    b. 1205
    c. 1210
    d. 1214
1196: On 14 October your 0800 zone time (ZT) dead reckoning position is LAT 28°22.0'N, LONG 161°17.0'E. Your vessel is on course 116°T at a speed of 17.5 knots. What is the ZT of local apparent noon (LAN)?

    a. 1148
    b. 1151
    c. 1156
    d. 1202
1197: On 16 November , your 0800 ZT DR position is LAT 25°11.0'N, LONG 117°41.0'W. Your vessel is on a course of 252°T at a speed of 14.5 knots. What is the ZT of local apparent noon (LAN)?

    a. 1135
    b. 1139
    c. 1143
    d. 1146
1198: On 3 October , your 0830 zone time DR position is LAT 26°15.0'S, LONG 73°16.0'E. Your vessel is on course 280°T at a speed of 19.0 knots. What is the zone time of local apparent noon (LAN)?

    a. 1201
    b. 1158
    c. 1155
    d. 1152
1199: On 20 June , your 0800 zone time DR position is LAT 21°02.0'N, LONG 152°50.0'E. Your vessel is on course 265°T at a speed of 15.0 knots. What is the zone time of local apparent noon (LAN)?

    a. 1149
    b. 1154
    c. 1159
    d. 1203
1200: On 26 September , your 0830 DR position is LAT 26°04.0'N, LONG 129°16.0'W. Your vessel is on a course of 119°T at a speed of 20.0 knots. What is the zone time of local apparent noon (LAN)?

    a. 1124
    b. 1128
    c. 1142
    d. 1146
1201: On 10 October , your 0930 zone time position is LAT 25°00.0'S, LONG 164°38.6'W. Your vessel is on course 180°T at a speed to 10.0 knots. What is the zone time of local apparent noon (LAN)?

    a. 1145
    b. 1151
    c. 1203
    d. 1206
1202: Your 0830 DR position is LAT 27°33'S, LONG 79°17'E. Your vessel is on a course of 066°T, at a speed of 19.5 knots. Determine the time of LAN on 10 December .

    a. 1131
    b. 1136
    c. 1153
    d. 1215
1203: You are keeping ZD +4 on your vessel. On 21 June ,
at 0906 DST, your position is LAT 30°48.0'N,
LONG 71°00.0'W. You are on a course of 167°T at 15.2 knots. At what time will local apparent noon (LAN) occur ZT at your vessel? You are keeping DST.

    a. 1145
    b. 1202
    c. 1218
    d. 1245
1204: On 25 April , your 0930 zone time position is LAT 28°35'S, LONG 82°30'W. Your vessel is on course 300°T at a speed of 20.0 knots. Determine the time of LAN.

    a. 1131
    b. 1158
    c. 1211
    d. 1225
1205: On 25 April , your 1130 DR position is LAT 24°50.0'N, LONG 61°25.0'W. Your vessel is on a course of 300°T at a speed of 16.0 knots. Determine the zone time of (LAN) for your vessel.

    a. 1154
    b. 1156
    c. 1202
    d. 1204
1206: Your 0900 DR position is LAT 23°16'N, LONG 146°12'E. Your vessel is on a course of 286°T, at a speed of 14.5 knots. Determine the zone time of LAN on 14 March .

    a. 1151
    b. 1209
    c. 1223
    d. 1228
1207: On 10 July , your 0930 zone time DR position is LAT 26°31.0'S, LONG 4°41.0'E. Your vessel is on course 308°T at a speed of 22.0 knots. What is the zone time of local apparent noon (LAN)?

    a. 1144
    b. 1149
    c. 1153
    d. 1159
1208: On 12 July , your 0800 ZT DR position is LAT 24°15.0'N, LONG 132°30.0'W. Your vessel is on course 045°T at a speed of 15.0 knots. What is the ZT of local apparent noon (LAN)?

    a. 1146
    b. 1148
    c. 1152
    d. 1159
1209: It is 22 October and you are keeping zone time +4. You are on course 083°T, speed 24 knots. Your 0820 DR position is LAT 26°10.0'N, LONG 52°20.0'W. What is the time of the second estimate of LAN by ship's clocks?

    a. 10h 04m 36s
    b. 10h 04m 53s
    c. 11h 04m 37s
    d. 11h 08m 54s
1210: It is 19 October and you are keeping +4 zone time. You are on course 275°, speed 16 knots. Your 0800 DR position is LAT 25°34.0'N, LONG 74°36.0'W. What is the second estimate of the time of LAN by ship's clocks?

    a. 11h 48m 38s
    b. 12h 04m 49s
    c. 12h 49m 10s
    d. 13h 48m 36s
1211: It is 15 July and you are keeping +7 zone time. You are on course 095°, speed 16 knots. Your 0800 DR position is LAT 25°39.4'N, LONG 129°46.2'W. What is the time of the second estimate of LAN by ship's clocks?

    a. 13h 40m 17s
    b. 13h 38m 26s
    c. 12h 42m 20s
    d. 12h 38m 20s
1212: It is 21 November and you are keeping zone time +8. You are on course 082°T, speed 19 knots. Your 0830 DR position is LAT 24°14.8'N, LONG 133°35.5'W. What is the time of the second estimate of LAN by ship's clocks?

    a. 13h 35m 02s
    b. 13h 03m 20s
    c. 12h 35m 59s
    d. 12h 34m 51s
1213: It is 23 November and you are keeping zone time +4. You are on course 262°T, speed 21 knots. Your 0800 DR position is LAT 24°30.0'N, LONG 48°40.0'W. What is the time of the second estimate of LAN by ship's clocks?

    a. 11h 05m 54s
    b. 11h 34m 22s
    c. 12h 06m 02s
    d. 12h 08m 36s
1214: It is 25 February and you are keeping zone time +4. You are on course 283°T, speed 22 knots. Your 0900 DR position is LAT 29°10.3'N, LONG 72°04.9'W. What is the time of the second estimate of LAN by ship's clocks?

    a. 13h 08m 56s
    b. 13h 08m 02s
    c. 12h 41m 36s
    d. 12h 07m 56s
1215: It is 9 February and you are keeping zone time -6. You are on course 258°T, speed 19 knots. Your 0840 DR position is LAT 26°21.0'S, LONG 78°39.0'E. What is the time of the second estimate of LAN by ship's clocks?

    a. 12h 05m 21s
    b. 12h 37m 12s
    c. 13h 13m 40s
    d. 13h 05m 44s
1216: It is 8 March and you are keeping zone time -3. You are on course 104°T, speed 21 knots. Your 0830 DR position is LAT 25°35.0'S, LONG 66°34.0'E. What is the time of the second estimate of LAN by ship's clocks?

    a. 10h 41m 26s
    b. 11h 15m 34s
    c. 11h 17m 32s
    d. 11h 36m 54s
1217: It is 31 October , and you are keeping zone time -12. You are on course 095°T, speed 24 knots. Your 0730 DR position is LAT 29°20.0'N, LONG 178°54.0'E. What is the time of the second estimate of LAN by ship's clocks?

    a. 11h 24m 19s
    b. 11h 40m 55s
    c. 12h 12m 16s
    d. 12h 40m 02s
1218: It is 22 February , and you are keeping zone time +12. You are on course 267°T, speed 22 knots. Your 0800 DR position is LAT 28°15.0'N, LONG 179°18.0'W. What is the time of the second estimate of LAN by ship's clocks?

    a. 11h 17m 02s
    b. 11h 50m 42s
    c. 12h 16m 01s
    d. 12h 18m 00s
1220: Anchorage regulations for this area may be obtained from __________.

    a. Chesapeake Bay Port Authority, Hampton VA
    b. Virginia - Maryland Pilots Association
    c. Office of the Commander 5th Coast Guard District
    d. Commanding General, Corps of Engineers, Washington, D.C.
1224: What is the total length of the trip?

    a. 906.3 miles
    b. 922.3 miles
    c. 1155.8 miles
    d. 1187.3 miles
1225: You estimate the current at 2.0 mph. What is the speed over the ground?

    a. 9.5 mph
    b. 5.5 mph
    c. 5.0 mph
    d. 4.5 mph
1226: What are the dimensions of the Port Allen Lock at Baton Rouge, LA?

    a. 75 feet x 1188 feet
    b. 84 feet x 1180feet
    c. 84 feet x 1188 feet
    d. 75 feet x 1180 feet
1227: At 0119, on 10 September, you pass Springfield Bend Lt. (mile 244.8 AHP) and estimate the current will average 2.5 mph for the remainder of your trip. What is your ETA at the mouth of the Ohio River if you are making turns for 8.5 mph?

    a. 1746, 12 September
    b. 1244, 13 September
    c. 2329, 14 September
    d. 0210, 15 September
1228: As you pass under the Natchez-Vidalia Dual Bridge, the gage on the bridge reads 8.9 ft. If the highest point on your vessel is 54 ft. above the water, what is your vertical clearance?

    a. 63.1 feet
    b. 65.3 feet
    c. 67.2 feet
    d. 122.0 feet
1229: Which type of daymark would you see on the Belle Island Corner Lt. at mile 458.6 AHP?

    a. Green - Diamond
    b. Green - Square
    c. Red - Diamond
    d. Red - Triangle
1230: At 1814, on 11 September, you pass under the Greenville Highway Bridge (mile 531.3 AHP). What speed must you average to arrive at Jimmy Hawken Light (mile 663.5 AHP) at 0930 the following day?

    a. 8.7 mph
    b. 7.7 mph
    c. 6.3 mph
    d. 5.6 mph
1231: Which company does NOT have a marine facility along the river bank in Madison Parish (mile 457.0 AHP)?

    a. Complex Chemical Co.
    b. Delta Southern Railroads
    c. Farm Chemical
    d. Baxter Wilson
1232: The Vaucluse Trench fill revetment on the LMR extends from mile __________.

    a. 524.3 - 522.6 RDB
    b. 535.6 - 532.9 RDB
    c. 535.9 - 534.3 LDB
    d. 534.3 - 532.6 LDB
1233: What is the distance from Greenville, MS, to Tiptonville, TN on the Mississippi River System?

    a. 95 miles
    b. 136 miles
    c. 341 miles
    d. 520 miles
1234: What is the distance from the Amoco Docks at Baton Rouge, LA, to Pittsburgh, PA?

    a. 1681.7 miles
    b. 1575.3 miles
    c. 981.7 miles
    d. 727.9 miles
1235: You are turning for 10 mph and passing Hog Point, LA. (mile 297.5 AHP). Angola reports that the current at Red River Landing is 4.5 mph. Which statement is TRUE?

    a. The main channel lies on the south side of the island you see ahead.
    b. You are making 14.5 mph over the ground.
    c. An underwater stone dike has been constructed 0.5 miles upstream of Miles Bar Towhead.
    d. You would expect to find the more favorable current near the broken red line in the river.
1236: Which facility is located on the right descending bank at mile 363.6 AHP?

    a. River Cement Corps..
    b. Bunge Corps..
    c. T.L. James
    d. Vidalia Dock and Storage Co.
1237: At 1118, on 24 May, you pass Natchez Gage and estimate the current will average 3.0 mph for the remainder of the time on the Mississippi River. What is your ETA at Cairo, IL if you continue to turn for 10 mph?

    a. 0840, 26 May
    b. 2218, 26 May
    c. 2339, 27 May
    d. 0339, 28 May
1238: If the highest point of your towboat is 54 feet above the water and the Natchez Gage reads 24.8 feet, what will be your vertical clearance when passing under the Natchez-Vidalia westbound Highway Bridge?

    a. 35.9 feet
    b. 47.2 feet
    c. 49.6 feet
    d. 57.5 feet
1239: In high water conditions, which publication would you consult for the latest information on buoys between Baton Rouge and Cairo?

    a. List of Buoys and Daymarks
    b. U.S.C.G. Light List
    c. Army Corps. of Engineers Navigation Chart
    d. None of the above
1240: As you approach Ashland Light (mile 378.1 AHP), which type of daymark would you see on the light structure?

    a. Green square
    b. Green diamond
    c. Red diamond
    d. Red triangle
1241: At 1554, on 25 May, you pass Huntington Point Light (mile 555.2 AHP). What was your average speed since departing Amoco Pipeline Co. DockS (253.6 AHP)?

    a. 6.9 mph
    b. 6.2 mph
    c. 4.8 mph
    d. 4.3 mph
1242: The solid lines extending into the channel at mile 948 AHP are __________.

    a. dikes
    b. revetments
    c. spoil areas
    d. Westvaco Service Facilities
1243: What is the width of the widest span of the Cairo Highway Bridge (Upper Mississippi River mile 1.3)?

    a. 800 feet
    b. 675 feet
    c. 625 feet
    d. 503 feet
1244: If your vessel is making turns for 7.5 mph with an estimated average current of 1.5 mph, what is your ETA at the dock in Angelina, LA?

    a. 1621, 28 Dec
    b. 2203, 28 Dec
    c. 0516, 29 Dec
    d. 1621, 29 Dec
1245: The highest point on your towboat is 67 feet above the water, and the Helena Gage reads +22.3 feet. What is the vertical clearance when you pass under the A-span of the Helena Highway Bridge?

    a. 74.7 feet
    b. 52.4 feet
    c. 49.8 feet
    d. 30.1 feet
1246: Which of the following statements are TRUE?

    a. Oil well structures are listed in the Light List.
    b. All aids to navigation with lights have lateral significance.
    c. On the Western Rivers, crossing marks may exhibit white lights.
    d. None of the above.
1247: At 0509, on 26 December, you pass under the Helena Highway Bridge (mile 661.7 AHP). What has been the average speed of the current since departing Memphis Harbor, McKellar Lake, if you have been making turns for 7.5 mph?

    a. 5.6 mph
    b. 4.4 mph
    c. 2.1 mph
    d. 1.8 mph
1248: What is the distance in river miles, from the new mouth of the White River to the Petroleum Fuel & Terminal Co. (mile 144.6 AHP)?

    a. 454 miles
    b. 427 miles
    c. 384 miles
    d. 370 miles
1249: What is the white/black within a circle symbol found at mile 592.1 AHP?

    a. Terrence Landing Light
    b. Daymark
    c. River Gage
    d. Information Board
1250: What facility is not found near La Grange Towhead Light (538.2 AHP) on Greenville Harbour?

    a. Mississippi Limestone
    b. Ergon, Inc.
    c. American Commercial Barge Lines
    d. Greenville Casino Wharf
1251: On 16 August , your 1600 ZT DR position is LAT 26°17.0'N, LONG 165°17.0'E. You are on course 301°T at a speed of 15 knots. What will be the zone time of sunset at your vessel?

    a. 1827
    b. 1832
    c. 1838
    d. 1845
1252: On 13 August , your 0345 ZT DR position is LAT 21°35.0'
N, LONG 135°26.0'W. You are on course 052°T at a speed of 14 knots. What will be the zone time of sunrise at your vessel?

    a. 0443
    b. 0449
    c. 0536
    d. 0540
1253: On 8 August , your 0400 ZT DR position is LAT 23°16.0'S, LONG 105°33.0'W. You are on course 295°T at a speed of 25 knots. What will be the zone time of sunrise at your vessel?

    a. 0623
    b. 0629
    c. 0636
    d. 0654
1254: On 19 July , your 1500 ZT DR position is LAT 28°25.0'N, LONG 120°28.0'W. You are on course 233°T at a speed of 10 knots. What will be the zone time of sunset at your vessel?

    a. 1842
    b. 1853
    c. 1901
    d. 1909
1255: On 12 June , your 0400 ZT DR position is LAT 22°31.0'N, LONG 31°45.0'W. You are on course 240°T at a speed of 16.5 knots. What will be the zone time of sunrise at your vessel?

    a. 0507
    b. 0515
    c. 0523
    d. 0645
1256: On 17 May , your 0300 ZT DR position is LAT 27°21.0'N,
LONG 146°14.0'E. You are on course 107°T at a speed of 18 knots. What will be the zone time of sunrise at your vessel?

    a. 0457
    b. 0511
    c. 0519
    d. 0522
1257: On 5 May , your 1300 ZT DR position is LAT 25°16.0'S, LONG 12°30.0'W. You are on course 012°T at a speed of 14 knots. What will be the zone time of sunset at your vessel?

    a. 1702
    b. 1719
    c. 1730
    d. 1741
1259: On 10 April , your 1630 ZT DR position is LAT 21°03.0'N, LONG 63°11.0'W. You are on course 324°T at a speed of 22 knots. What will be the zone time of sunset at your vessel?

    a. 1805
    b. 1814
    c. 1818
    d. 1833
1260: On 16 March , your 0330 ZT DR position is LAT 22°36.0'S, LONG 76°16.0'E. You are on course 098°T at a speed of 16 knots. What will be the ZT of sunrise at your vessel?

    a. 0545
    b. 0553
    c. 0600
    d. 0608
1261: On 16 February , your 0300 ZT DR position is LAT 28°32.0'S, LONG 176°49.0'E. You are on course 082°T at a speed of 21 knots. What will be the zone time of sunrise at your vessel?

    a. 0534
    b. 0552
    c. 0631
    d. 0645
1262: On 27 September , your 0345 ZT DR position is LAT 26°18.0'S, LONG 4°18.0'W. You are on course 271°T at a speed of 15 knots. What will be the zone time of sunrise at your vessel?

    a. 0525
    b. 0545
    c. 0555
    d. 0605
1263: On 18 October , your 1330 ZT DR position is LAT 27°32.0'N, LONG 154°47.0'W. You are on course 115°T at a speed of 20 knots. What will be the zone time of sunset at your vessel?

    a. 1715
    b. 1729
    c. 1742
    d. 1751
1263: On 18 October , your 1330 ZT DR position is LAT 27°32.0'N, LONG 154°47.0'W. You are on course 115°T at a speed of 20 knots. What will be the zone time of sunset at your vessel?

    a. 1715
    b. 1729
    c. 1742
    d. 1751
1264: On 17 November , your 1530 ZT DR position is LAT 27°13.0'S, LONG 153°21.0'W. You are on course 261°T at a speed of 14 knots. What will be the ZT of sunset at your vessel?

    a. 1813
    b. 1828
    c. 1834
    d. 1845
1265: On 22 November , your 1400 ZT DR position is LAT 22°16.0'N, LONG 136°37.0'E. You are on course 038°T at a speed of 22 knots. What will be the zone time of sunset at your vessel?

    a. 1705
    b. 1710
    c. 1714
    d. 1718
1266: On 1 December , your 1600 ZT DR position is LAT 22°48.0'S, LONG 91°26.0'E. You are on course 327°T at a speed of 16 knots. What will be the zone time of sunset at your vessel?

    a. 1823
    b. 1827
    c. 1831
    d. 1847
1267: On 10 December , your 1300 zone time (ZT) DR position is LAT 26°27.0'S, LONG 79°04.0'E. You are on course 068°T at a speed of 14 knots. What will be the zone time of sunset at your vessel?

    a. 1824
    b. 1846
    c. 1854
    d. 1908
1268: On 25 December , your 0330 ZT DR position is LAT 25°15.0'N, LONG 32°16.0'W. You are on course 145°T at a speed of 20 knots. What will be the zone time of sunrise at your vessel?

    a. 0623
    b. 0635
    c. 0641
    d. 0647
1269: At 1400 zone time, on 11 April , your DR position is LAT 25°40'N, LONG 91°00'W. You are steering 180°T at a speed of 10.0 knots. What is your zone time of sunset?

    a. 1812
    b. 1816
    c. 1820
    d. 1825
1270: At 0500 zone time, on 21 August , your DR position is LAT 47°00'N, LONG 125°15'W. You are steering 000°T at a speed of 9.8 knots. What is the zone time of sunrise?

    a. 0525
    b. 0529
    c. 0531
    d. 0535
1271: At 0400 zone time, on 24 June , your DR position is LAT 23°10.0'N, LONG 085°33'W. You are steering 295°T at a speed of 10.0 knots. What is the zone time of sunrise?

    a. 0452
    b. 0458
    c. 0504
    d. 0510
1272: At 1800 zone time, on 7 December , your DR position is LAT 22°48'S, LONG 91°26'W. You are steering 320°T at a speed of 14.0 knots. What is the zone time of sunset?

    a. 1830
    b. 1836
    c. 1842
    d. 1852
1273: At 1544 zone time, on 5 October , your DR position is LAT 25°00'N, LONG 60°15'W. You are steering 270°T at a speed of 6.8 knots. What is the zone time of sunset?

    a. 1728
    b. 1737
    c. 1741
    d. 1745
1274: On 13 February , at 0325 zone time, your DR position is LAT 23°20'N, LONG 155°15'W. You are steering 240°T at a speed of 13.6 knots. What is the zone time of sunrise?

    a. 0652
    b. 0657
    c. 0706
    d. 0711
1275: At 1730 zone time, on 3 March , your DR position is LAT 16°00'S, LONG 80°00'W. You are steering 000°T at a speed of 7.5 knots. What is the zone time of sunset?

    a. 1829
    b. 1834
    c. 1843
    d. 1852
1276: Your 0000 zone time position on 13 June is LAT 24°35'N, LONG 142°26'E. Your vessel is on course 245°T, speed is 13.5 knots. What is the zone time of sunrise?

    a. 0440
    b. 0445
    c. 0503
    d. 0528
1277: On 22 June , your 0400 zone time DR position is LAT 23°00'N, LONG 81°45'W. You are steaming on course 110°T at a speed of 8.6 knots. What will be the zone time of sunrise at your vessel?

    a. 0537
    b. 0541
    c. 0545
    d. 0547
1278: On 17 April , your vessel is enroute from the Panama Canal to Kobe, Japan. Your 0400 zone time DR position is LAT 26°12.0'N, LONG 126°12.0'W. Your vessel is on course 285°T at a speed of 18 knots. What will be the zone time of sunrise at your vessel?

    a. 0535
    b. 0541
    c. 0552
    d. 0602
1279: At 0327 ZT, on 29 May , your DR position is LAT 25°00'N, LONG 64°15'W. You are steering 270°T at a speed of 13.6 knots. What is the zone time of sunrise?

    a. 0521
    b. 0529
    c. 0536
    d. 0548
1280: On 27 March , your 0330 zone time DR position is LAT 23°32'N, LONG 154°47'E. Your vessel is on a course of 105°T at a speed of 20 knots. What will be the zone time of sunrise at your vessel?

    a. 0534
    b. 0557
    c. 0612
    d. 0624
1280: On 27 March , your 0330 zone time DR position is LAT 23°32'N, LONG 154°47'E. Your vessel is on a course of 105°T at a speed of 20 knots. What will be the zone time of sunrise at your vessel?

    a. 0534
    b. 0557
    c. 0612
    d. 0624
1281: On 2 January , you are on a course of 094°T at a speed of 20 knots. At 0430 ZT, your DR position is LAT 24°12'N, LONG 71°24'W. Determine the zone time of sunrise.

    a. 0627
    b. 0636
    c. 0644
    d. 0701
1282: On 1 November , your 1600 zone time DR position is LAT 27°48'S, LONG 91°26'E. Your vessel is on a course of 327°
T at a speed of 16 knots. What will be the zone time of sunset at your vessel?

    a. 1813
    b. 1821
    c. 1829
    d. 1836
1283: On 5 May , your 1800 ZT DR position is LAT 26°11.5'N, LONG 65°35.0'W. You are on course 270°T at a speed of 12 knots. What will be the ZT of sunset at your vessel?

    a. 1825
    b. 1840
    c. 1857
    d. 1901
1284: On 10 November , your 1630 zone time DR position is LAT 25°10.0'N, LONG 71°12.0'W. You are on course 335°T at a speed of 24 knots. What will be the zone time of sunset at your vessel?

    a. 1650
    b. 1700
    c. 1715
    d. 1730
1285: On 28 June , your 1820 ZT DR position is LAT 16°00.0'N,
LONG 31°00.0'W. You are on course 310°T at a speed of 18 knots. What will be the zone time of sunset at your vessel?

    a. 1828
    b. 1832
    c. 1836
    d. 1840
1286: As you pass under the Vicksburg Bridges, you estimate the current as 3.0 mph. What is the speed over the ground, if your vessel is making turns for 10.5 mph?

    a. 16.5 mph
    b. 13.5 mph
    c. 10.5 mph
    d. 7.5 mph
1287: As you approach Buckridge Light (mile 412.5 AHP),
which type of daymark would you see on the light structure?

    a. Red diamond
    b. Red triangle
    c. Green square
    d. Green diamond
1288: What is NOT true about the yellow square at mile 227.3 AHP?

    a. Yellow in color
    b. Square in shape
    c. Lighted
    d. Part of Intracoastal Waterway System
1289: The horizontal clearance of the center span on the Baton Rouge RR and Highway 190 Bridge is __________.

    a. 443
    b. 500
    c. 575
    d. 623
1290: You are at mile 230.0 AHP and see on the map a large rectangle outlined with a broken line . This indicates a __________.

    a. revetment
    b. dredge material
    c. fleeting area
    d. dike
1291: As you pass Solitude Lt. (mile 249.0 AHP) which dayboard would you see?

    a. Green diamond
    b. Green square
    c. Red triangle
    d. Red diamond
1292: Which of the following statements regarding buoys on the Mississippi River is TRUE?

    a. Buoy positions on the chart are exact.
    b. Buoys should be given as wide a berth as possible in passing.
    c. The buoys are maintained on station year round.
    d. The buoys do not shift positions due to permanent moorings.
1293: What is indicated by the two light gray shaded areas that cross the river above False River Lt. (mile 251.0 AHP)?

    a. Utility crossings
    b. Ferry crossings
    c. Aerial cable crossings
    d. Bridge construction
1294: What are the light characteristics of Greenwood Light (mile 288.6 AHP)?

    a. Fixed red light
    b. 2 red flashes every 5 seconds
    c. 1 red flash every 4 seconds
    d. 2 white flashes every 4 seconds
1295: After passing Wilkinson Lt. you see a flashing amber light on the right descending bank ahead. The flashing light indicates that you should __________.

    a. stay in the deepest water
    b. slow down due to dredging operations
    c. keep as close to the left descending bank as safety permits
    d. keep as close to the right descending bank as safety permits
1296: At which of the following times would you be able to listen to lower Mississippi River conditions on VHF Channel 22?

    a. 0900 hours
    b. 1100 hours
    c. 1200 hours
    d. 1300 hours
1297: At 0645, on the 17th of April, you pass Hole in the Wall Lt. (mile 373.4 AHP). What has been your average speed since departing the Exxon Refinery?

    a. 8.8 mph
    b. 7.3 mph
    c. 6.8 mph
    d. 6.3 mph
1298: Your company wants to know at what time you will be arriving at the fleeting area at Sycamore Chute Light (mile 740.3 AHP) in Memphis, TN You are making turns for 9.0 mph and you estimate the average current at 2.2 mph. Figuring the distance and time from Hole in the Wall Lt. (mile 373.4 AHP), what is your ETA at Sycamore Chute Lt.?

    a. 1242, April 19th
    b. 1645, April 19th
    c. 2242, April 19th
    d. 2333, April 19th
1299: What is the length of the trip?

    a. 405.8 miles
    b. 904.0 miles
    c. 1002.0 miles
    d. 1136.8 miles
1300: You estimate the current as 2.5 mph. What is the speed over the ground?

    a. 11.0 mph
    b. 8.0 mph
    c. 6.0 mph
    d. 5.5 mph
1301: As you approach Casting Yard Dock Lt. (mile 265.4 AHP) you notice on the map a circle with 2 black sectors. This symbol indicates a __________.

    a. lock
    b. warning sign
    c. river gage
    d. mooring buoy
1302: From Baton Rouge to Cairo, what is the maintained minimum channel depth during low water?

    a. 9 feet
    b. 12 feet
    c. 15 feet
    d. 30 feet
1303: On which map would you find Redman Point, Arkansas?

    a. 20
    b. 38
    c. 45
    d. 60
1304: At 1000, on May 11th, you are passing George Prince Lt. (mile 364.1 AHP) in Natchez, Mississippi and must send an ETA to the Monsanto Terminal in St. Louis (mile 178.0 UMR). Your engines are still turning for 8.5 mph and you estimate the current at 2.5 mph. What will be your arrival time in St. Louis?

    a. 1919 on 15 May
    b. 2344 on 15 May
    c. 1113 on 16 May
    d. 1757 on 16 May
1305: As you approach Ashland Light (mile 378.1 AHP) which daymark would you see?

    a. Red triangle
    b. Red diamond
    c. Green square
    d. Green diamond
1306: What is your clearance as you pass under the Vicksburg Highway 80 Bridge (mile 437.8 AHP). if the Vicksburg Gage reads 14.8 feet and the highest point on your tow boat is 44.5 feet?

    a. 36 feet
    b. 42 feet
    c. 48 feet
    d. 57 feet
1307: After entering Milliken Bend (mile 455 AHP) you wish to locate the river service in Madison Parish, Louisiana. The river service is indicated by the square containing which number?

    a. 5
    b. 4
    c. 3
    d. 2
1308: At Filter Point Light (mile 475 AHP) there are 2 close straight dashed lines on the map passing through the black dots. What do these lines represent?

    a. Submerged oil pipelines
    b. Submerged gas pipelines
    c. Submerged telephone cables
    d. Aerial power cables
1339: At 1300, 5 January, the river will be temporarily closed to navigation for six hours at mile 531.3 AHP due to repairs to a bridge. What minimum speed over the ground must you make from Natchez Gage in order not to be delayed?

    a. 5.7 mph
    b. 6.0 mph
    c. 6.8 mph
    d. 7.3 mph
1340: At 1300, 5 January, the river will be temporarily closed to navigation for six hours at mile 531.3 AHP due to repairs to a bridge. What minimum speed over the ground must you make from Natchez Gage in order not to be delayed?

    a. 5.7 mph
    b. 6.0 mph
    c. 6.8 mph
    d. 7.3 mph
1341: What is the distance from the River Cement Co. Dock to the mouth of the Ohio River?

    a. 718.8 miles
    b. 780.8 miles
    c. 953.5 miles
    d. 981.5 miles
1342: What is the vertical clearance between the highest point of your towboat, if it is 45 feet above the water, and if the Natchez Gage reads 23.4 feet when passing under the Natchez-Vidalia Westbound Highway Bridge?

    a. 67.5 feet
    b. 57.1 feet
    c. 52.2 feet
    d. 45.2 feet
1343: At 1019, on 10 March, you pass under the Greenville Bridge (mile 531.3 AHP). What was your average speed since departing River Cement Co. Dock?

    a. 7.2 mph
    b. 6.8 mph
    c. 6.5 mph
    d. 6.2 mph
1344: At 2142, on January 3, you pass Sebastapol Light (mile 283.3 AHP). At 0137, January 4, you pass Fort Adams Light(mile 311.4 AHP). You have been turning for 9.0 mph. What was the current?

    a. 4.2 mph
    b. 3.3 mph
    c. 2.7 mph
    d. 1.8 mph
1363: You are taking a time tick using the 1400 signal from Buenos Aires, Argentina. You hear a 0.4 second dash followed by a series of dots, noting that the 29th and the 56th to 59th dots are omitted. At the start of the following 0.4 second dash (which is followed by an 8 second pulse), the comparing watch reads 02h 00m 15s. When compared to the chronometer, the comparing watch reads 02h 01m 29s, and the chronometer reads 01h 59m 50s. What is the chronometer error?

    a. 0m 15s fast
    b. 1m 14s fast
    c. 1m 24s slow
    d. 1m 54s slow
1364: In high water conditions, which publication would you consult for the latest information on buoys between Baton Rouge and Cairo?

    a. List of Buoys and Daymarks
    b. U.S.C.G. Light List
    c. Army Corps. of Engineers Navigation Chart
    d. None of the above
1365: You estimate the current as 2.5 mph. What is the speed over the ground?

    a. 11.0 mph
    b. 8.0 mph
    c. 6.0 mph
    d. 5.5 mph
1366: On which river is New Providence, TN located?

    a. Allegheny
    b. Upper Mississippi
    c. Ohio
    d. Cumberland
1392: On 3 February , your 0550 zone time DR position is LAT 26°16.0'N, LONG 112°05.0'W. Considering their magnitude,
azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?

    a. Spica, Antares, Saturn
    b. Vega, Antares, Dubhe
    c. Venus, Regulus, Vega
    d. Spica, Kochab, Rasalhague
1393: It is 15 July and you are keeping +7 zone time. You are on course 095°, speed 16 knots. Your 0800 DR position is LAT 25°39.4'N, LONG 129°46.2'W. What is the time of the second estimate of LAN by ship's clocks?

    a. 13h 40m 17s
    b. 13h 38m 19s
    c. 12h 42m 20s
    d. 12h 38m 20s
1406: Which of the following describes the river at Cypress Bend, mile 569.0 AHP?

    a. There are revetments on both banks.
    b. The river is three tenths of a mile wide.
    c. There is dredge spoil on both banks.
    d. There is a turning basin located on the LDB.
1407: At 2350 hours on 23 June, you are at mile 610.5 AHP when you see about a mile ahead white lights on the water near the left bank. What might you see when you come abreast of these lights?

    a. Privately maintained buoys at a yacht club
    b. Government buoys marking the Hurricane Point dikes
    c. Barges moored at the Dennis Landing Terminal
    d. A pipeline discharging dredge spoil
1408: The horizontal clearance of the center span on the Baton Rouge RR and Highway 190 Bridge is __________.

    a. 443
    b. 500
    c. 623
    d. 748
1409: As you pass Solitude Lt. (mile 249.0 AHP) which dayboard would you see?

    a. Green square
    b. Green diamond
    c. Red triangle
    d. Red diamond
1410: What is the distance from the Amoco Docks at Baton Rouge, LA, to Pittsburgh, PA?

    a. 1681 miles
    b. 1575 miles
    c. 981 miles
    d. 727 miles
1411: After you get underway, what is the first river gage you will pass?

    a. Head of Passes
    b. Baton Rouge
    c. Bayou Sara
    d. Red River Landing
1412: At Filter Point Light (mile 475 AHP) there are 3 close straight dashed lines on the map passing through the black dot below the number 475. What do these lines represent?

    a. Oil pipelines
    b. Submerged gas pipelines
    c. Power Cables
    d. Submerged fiber optic cable
1413: You complete changing out your tow and get underway enroute Ark City Tank Storage (mile 554.0 AHP) to deliver the tank barges. What is the distance you must travel from Cairo Point Light?

    a. 202.1 miles
    b. 400.7 miles
    c. 554.2 miles
    d. 605.8 miles
1414: What is the mile point of the Fulton Gage?

    a. 598 AHP
    b. 632 AHP
    c. 687 AHP
    d. 778 AHP
1415: The highest point on your towboat is 52 feet above the water, and the Helena Gage reads +9.6 feet. What will be the vertical clearance when you pass under the A-span of the Helena Highway Bridge?

    a. 49.8 feet
    b. 53.9 feet
    c. 57.8 feet
    d. 73.1 feet
1416: Which company does NOT have a marine facility along the river bank in Madison Parish (mile 457.0 AHP)?

    a. Complex Chemical Co.
    b. Delta Southern Railroads
    c. Mid-Delta Helena, LLC
    d. Baxter Wilson
1417: What is the distance from Baton Rouge, LA, to Hickman, KY, on the Mississippi River System?

    a. 117 miles
    b. 433 miles
    c. 656 miles
    d. 692 miles
1418: How far is it to the Hernando Desoto Bridge in Memphis, TN?

    a. 980.8 miles
    b. 736.6 miles
    c. 312.3 miles
    d. 218.1 miles
1419: Which light will you be passing at 0059, on 22 September, if you make good 9.2 knots?

    a. Obion Bar Lt.
    b. Kate Aubrey Lt.
    c. Trotter Lt.
    d. Quaker Oats Lt.
1420: What company does NOT have a marine facility along the river bank in Helena (mile 661 to 665 AHP)?

    a. Helena Port Terminal, Inc.
    b. Riceland Food Corps..
    c. Quincy Soybean Co.
    d. Texas Eastern Pipeline Co.
1421: What is your ETA at the Helena Highway Bridge?

    a. 1335, 24 Sept
    b. 1109, 24 Sept
    c. 0926, 24 Sept
    d. 0458, 24 Sept
1422: What organization has an installation at the uppermost end of Carthage Revetment?

    a. U.S. Coast Guard
    b. River Cement Co.
    c. U.S. Army Corps. of Engineers
    d. International Paper Co.
1423: You pass Ratcliff Light (mile 289.8) at 1650. What was your average speed since leaving Baton Rouge?

    a. 7.3 mph
    b. 7.6 mph
    c. 8.0 mph
    d. 8.3 mph
1424: You pass Springfield Bend Lt. (mile 244.8 AHP) at 1242, on 17 October, and estimate the current will average 2.5 mph for the remainder of your trip. What is your ETA at the mouth of the Ohio River if you are making turns for 10.5 mph?

    a. 1905, 19 October
    b. 2122, 19 October
    c. 0519, 21 October
    d. 0847, 21 October
1425: At 1227, on 19 October, you pass under the Greenville Highway Bridge (mile 531.3 AHP). What speed must you average to arrive at Jimmy Hawken Light (mile 663.5 AHP) at 0930 the following day?

    a. 5.2 mph
    b. 5.6 mph
    c. 5.9 mph
    d. 6.3 mph
1426: What is the total length of the trip?

    a. 910.6 miles
    b. 901.4 miles
    c. 900.7 miles
    d. 873.7 miles
1431: As you pass under the Greenville Highway Bridge, you estimate the current as 4.5 mph. What is the speed over the ground, if your vessel is making turns for 9 mph?

    a. 9.5 mph
    b. 13.5 mph
    c. 14.5 mph
    d. 16.5 mph
1451: On 11 December , your 1816 ZT DR position is LAT 26°30.0'N, LONG 140°35.0'E. At that time, you observe Venus bearing 230°pgc. The chronometer reads 09h 14m 52s and the chronometer error is 01m 02s slow. The variation is 3.5°E. What is the gyro error?

    a. 2.2°E
    b. 3.3°E
    c. 3.2°W
    d. 4.2°W
1452: On 6 November , your 0752 zone time DR position is LAT 25°11.0'N, LONG 76°07.0'W. At that time, you observe the Sun bearing 119°psc. The chronometer reads 12h 53m 07s, and the chronometer error is 01m 19s fast. The variation is 3°W. What is the deviation of the standard magnetic compass?

    a. 2.2°W
    b. 3.8°W
    c. 2.8°E
    d. 3.2°E
1453: On 15 October , your 0325 zone time DR position is LAT 26°51.0'N, LONG 138°17.0'W. At that time, you observe Canopus bearing 167°pgc. The chronometer reads 00h 25m 36s, and the chronometer error is 00m 20s slow. The variation is 2°E. What is the gyro error?

    a. 1.3°W
    b. 3.2°W
    c. 3.2°E
    d. 4.1°W
1454: On 4 October , your 0734 zone time DR position is LAT 24°11.0'N, LONG 162°34.0'E. At that time, you observe the Sun bearing 105.5°psc. The chronometer reads 08h 36m 11s, and the chronometer error is 01m 46s fast. The variation is 7°W. What is the deviation of the standard compass?

    a. 1.2°W
    b. 1.9°E
    c. 5.3°W
    d. 5.8°E
1455: On 4 October , your 1907 zone time DR position is LAT 25°15.0'S, LONG 105°44.0'E. At that time, you observe Deneb bearing 011.5°psc. The chronometer reads 00h 07m 42s, and the chronometer error is 00m 36s fast. The variation is 7.5°W. What is the deviation of the standard compass?

    a. 3.2°E
    b. 4.3°W
    c. 2.1°E
    d. 2.1°W
1456: On 12 September , your 0736 zone time DR position is LAT 28°34.0'S, LONG 174°49.0'E. At that time, you observe the Sun bearing 084° per standard magnetic compass (psc). The chronometer reads 07h 38m 11s, and the chronometer error is 01m 46s fast. The variation is 11°W. What is the deviation of the standard magnetic compass?

    a. 2.9°W
    b. 3.2°E
    c. 3.9°E
    d. 4.7°W
1457: On 25 August , your 1926 zone time DR position is LAT 24°17.0'S, LONG 05°47.0'W. At that time, you observe Fomalhaut bearing 117°psc. The chronometer reads 07h 26m 52s, and the chronometer error is 00m 15s fast. The variation is 1.5°E. What is the deviation of the standard magnetic compass?

    a. 0.2°W
    b. 0.4°E
    c. 1.3°W
    d. 2.8°W
1457: On 25 August , your 1926 zone time DR position is LAT 24°17.0'S, LONG 05°47.0'W. At that time, you observe Fomalhaut bearing 117°psc. The chronometer reads 07h 26m 52s, and the chronometer error is 00m 15s fast. The variation is 1.5°E. What is the deviation of the standard magnetic compass?

    a. 0.2°W
    b. 0.4°E
    c. 1.3°W
    d. 2.8°W
1458: On 6 August , your 1552 zone time DR position is LAT 24°26.0'S, LONG 73°19.0'E. At that time, you observe the Sun bearing 302°psc. The chronometer reads 10h 55m 07s, and the chronometer error is 02m 38s fast. The variation is 6°E. What is the deviation of the standard magnetic compass?

    a. 4.1°W
    b. 4.6°E
    c. 5.9°E
    d. 6.1°W
1459: On 28 July , your 1937 zone time DR position is LAT 26°13.0'N, LONG 78°27.0'E. At that time, you observe Deneb bearing 048.7°pgc. The chronometer reads 02h 37m 42s, and the chronometer error is 00m 15s fast. The variation is 4°W. What is the gyro error?

    a. 2.4°W
    b. 2.8°E
    c. 3.6°W
    d. 3.6°E
1460: On 27 June , your 1905 ZT DR position is LAT 24°35.0'N, LONG 50°15.0'W. At that time, you observe Saturn bearing 211°pgc. The chronometer reads 10h 04m 26s and the chronometer error is 01m 20s slow. The variation is 4.5°E. What is the gyro error?

    a. 1.1°W
    b. 3.4°E
    c. 3.4°W
    d. 5.6°W
1461: On 27 June , your 0734 zone time DR position is LAT 22°14.0'N, LONG 53°52.0'W. At that time, you observe the Sun bearing 069.5°psc. The chronometer reads 11h 32m 51s and the chronometer error is 01m 26s slow. The variation is 5°E. What is the deviation of the standard magnetic compass?

    a. 1.6°E
    b. 2.9 W
    c. 2.9°E
    d. 3.2°E
1462: On 17 June , your 0815 zone time DR position is LAT 25°27.0'N, LONG 47°16.0'W. At that time, you observe the Sun bearing 079.5°psc. The chronometer reads 11h 15m 03s, and the chronometer error is 01m 15s fast. The variation is 3°E. What is the deviation of the standard magnetic compass?

    a. 0.7°W
    b. 3.5°W
    c. 3.7°E
    d. 2.3°E
1463: On 26 May , your 0723 zone time DR position is LAT 24°50.0'N, LONG 38°11.0'W. At that time, you observe the Sun bearing 076.5°psc. The chronometer reads 10h 25m 43s, and the chronometer error is 02m 57s fast. The variation is 7°W. What is the deviation of the standard magnetic compass?

    a. 3.3°E
    b. 3.7°W
    c. 8.3°W
    d. 10.7°E
1464: On 17 May , your 1554 zone time DR position is LAT 26°33.0'N, LONG 65°46.0'W. At that time, you observe the Sun bearing 269°psc. The chronometer reads 07h 55m 47s, and the chronometer error is 01m 14s fast. The variation is 3°W. What is the deviation of the standard magnetic compass?

    a. 0.6°E
    b. 1.6°W
    c. 4.6°W
    d. 7.6°E
1465: On 22 April , your 0344 zone time DR position is LAT 21°16.0'N, LONG 107°32.0'W. At that time, you observe Spica bearing 236°psc. The chronometer reads 10h 45m 16s,
and the chronometer error is 00m 25s fast. The variation is 7.5°E. What is the deviation of the standard compass?

    a. 1.1°W
    b. 5.2°E
    c. 5.2°W
    d. 6.1°W
1466: On 21 April , your 1542 zone time DR position is LAT 28°54.0'S, LONG 19°07.0'W. At that time, you observe the Sun bearing 299°psc. The chronometer reads 04h 44m 11s, and the chronometer error is 01m 54s fast. The variation is 3°E. What is the deviation of the standard compass?

    a. 0.3°W
    b. 0.4°E
    c. 2.7°W
    d. 2.7°E
1467: On 17 April , your 1610 ZT DR position is LAT 22°07.0'N, LONG 158°16.0'W. At that time, you observe the Sun bearing 271°psc. The chronometer reads 03h 08m 52s, and the chronometer error is 01m 16s slow. The variation is 4°E. What is the deviation of the standard magnetic compass?

    a. 1.1°W
    b. 1.7°E
    c. 2.3°W
    d. 2.9°E
1468: On 17 April , your 1516 zone time DR position is LAT 27°24.0'N, LONG 115°24.0'E. At that time, you observe the Sun bearing 247°psc. The chronometer reads 07h 16m 26s, and the chronometer error is 00m 32s slow. The variation is 4.5°E. What is the deviation of the standard compass?

    a. 4.5°W
    b. 5.4°E
    c. 6.2°E
    d. 6.2°W
1469: On 2 March , your 2216 ZT DR position is LAT 21°20.0'S, LONG 17°10.0'W. At that time, you observe Saturn bearing 078°psc. The chronometer reads 11h 14m 04s, and the chronometer error is 02m 20s slow. The variation is 4.5°W. What is the deviation of the standard compass?

    a. 1.5°W
    b. 1.6°E
    c. 2.9°W
    d. 3.6°E
1470: On 1 March , your 2135 zone time DR position is LAT 23°54.0'N, LONG 63°22.0'W. At that time, you observe Schedar bearing 328°psc. The chronometer reads 01h 35m 16s, and the chronometer error is 00m 07s slow. The variation is 3.5°E. What is the deviation of the standard compass?

    a. 2.3°E
    b. 2.5°W
    c. 3.2°W
    d. 4.2°E
1471: On 21 February , your 0823 zone time DR position is LAT 21°44.0'S, LONG 80°14.0'E. At that time, you observe the Sun bearing 096°psc. The chronometer reads 03h 25m 19s, and the chronometer error is 01m 52s fast. The variation is 5°W. What is the deviation of the standard magnetic compass?

    a. 2.2°E
    b. 4.7°W
    c. 5.7°E
    d. 6.3°W
1472: On 9 February , your 0739 zone time DR position is LAT 23°31.0'N, LONG 143°41.0'E. At that time, you observe the Sun bearing 104.5°psc. The chronometer reads 09h 37m 12s, and the chronometer error is 01m 52s slow. The variation is 3.5°W. What is the deviation of the standard magnetic compass?

    a. 1.6°E
    b. 2.3°W
    c. 5.1°W
    d. 8.6°E
1473: On 26 January , your 1615 ZT DR position is LAT 27°14.0'S, LONG 57°22.0'W. At that time, you observe the Sun bearing 266°psc. The chronometer reads 08h 13m 19s, and the chronometer error is 01m 46s slow. The variation is 4°E. What is the deviation of the standard magnetic compass?

    a. 4.8°E
    b. 4.9°W
    c. 5.9°W
    d. 7.8°E
1474: On 14 January , your 0746 zone time DR position is LAT 26°37.0'N, LONG 153°19.0'W. At that time, you observe the Sun bearing 123°psc. The chronometer reads 05h 49m 16s, and the chronometer error is 02m 29s fast. The variation is 3°W. What is the deviation of the standard magnetic compass?

    a. 1.4°W
    b. 1.6°E
    c. 3.4°E
    d. 4.4°W
1475: On 26 February , your vessel's 1615 ZT DR position is LAT 25°14'S, LONG 57°22'W, when an azimuth of the Sun is observed. The chronometer time of the sight is 8h 13m 19s, and the Sun is bearing 266.0° per standard magnetic compass. The chronometer error is 01m 46s slow, and the variation in the area is 6°E. What is the deviation of the standard compass?

    a. 1.7°E
    b. 3.4°W
    c. 7.7°E
    d. 13.7°E
1476: On 16 September , your vessel's 0736 zone time DR position is LAT 27°34'S, LONG 174°49'E, when an azimuth of the Sun is observed. The chronometer time of the sight is 07h 38m 11s, and the Sun is bearing 079.8° per gyrocompass. The chronometer error is 01m 46s fast, and the variation in the area is 11.0°W. At the time of the sight, the helmsman reports that he was heading 252°pgc and 258° per magnetic compass. What is the deviation of the magnetic compass?

    a. 2°W
    b. 3°W
    c. 3°E
    d. 8°W
1477: On 27 June , your vessel's 0816 ZT DR position is LAT 22°14'S, LONG 53°52'W, when an azimuth of the Sun is observed. The chronometer time of the sight is 12h 15m 02s, and the Sun is bearing 047.5° per standard magnetic compass. The chronometer error is 00m 46s slow, and the variation in the area is 6.0°E. What is the deviation of the standard magnetic compass?

    a. 1.5°E
    b. 1.9°W
    c. 3.0°W
    d. 3.0°E
1478: On 12 June , at 0919 zone time, your position is LAT 26°52'N, LONG 84°34'W. The chronometer reads 03h 17m 00s. Chronometer error is 01m 40s slow. At that time, an azimuth of the Sun is obtained. The bearing is 089.5° per standard magnetic compass. Variation for this area is 4.5°E. What is the deviation of the standard magnetic compass?

    a. 9.5°E
    b. 9.5°W
    c. 5.2°E
    d. 5.2°W
1479: On 6 November , your vessel's 0706 zone time DR position is LAT 25°30.0'N, LONG 85°35.0'W, when an azimuth of the Sun is observed. The chronometer time of the sight is 01h 03m 30s, and the Sun is bearing 114.0°pgc. The chronometer error is 02m 30s slow, and the variation in the area is 2°.
What is the gyro error?

    a. 0.8°E
    b. 0.8°W
    c. 2.0°W
    d. 2.0°E
1480: On 28 November , your vessel's 0712 zone time DR position is LAT 26°54'S, LONG 45°18'W, when you take an azimuth of the Sun. Determine the gyro error using the azimuth information.
Chronometer time: 10h 09m 18s Chronometer error: slow 02m 54s Gyro bearing: 102°

    a. 1.7°W
    b. 0.6°W
    c. 1.1°E
    d. 0.8°E
1481: On 24 May , your vessel's 1000 ZT position is LAT 25°36.0'N, LONG 118°39.5'W, when you take an azimuth of the Sun. Determine the gyro error using the azimuth information.
Chronometer time: 06h 21m 48s Chronometer error: fast 01m 36s Gyro bearing: 099.4°
Variation: 11.1°E

    a. 0.3°W
    b. 1.3°W
    c. 1.8°E
    d. 2.4°E
1482: On 20 July , your vessel's 1626 zone time DR position is LAT 27°13.0'N, LONG 63°42.0'W, when you take an azimuth of the Sun. Determine the gyro error using the azimuth information.
Chronometer time: 08h 24m 18s Chronometer error: slow 02m 12s Gyro bearing: 279.3°
Variation: 15°W

    a. 1.9°W
    b. 2.6°W
    c. 1.4°E
    d. 2.6°E
1483: On 31 May , your vessel's 1420 zone time DR position is LAT 29°06'N, LONG 120°06'W, when an azimuth of the Sun is observed. The bearing of the Sun per standard magnetic compass was 255.3°. The chronometer time of the observation is 10h 17m 24s. The chronometer error is 02m 32s slow. The variation for this area is 12.9°E. What is the deviation of the standard magnetic compass?

    a. 2.5°W
    b. 2.9°W
    c. 2.9°E
    d. 3.2°E
1484: On 7 December , your vessel's 0835 zone time DR position is LAT 28°30.0'N, LONG 125°39.3'W, when an azimuth of the Sun is observed. The chronometer time of the sight is 04h 34m 48s, and the Sun is bearing 113° per standard magnetic compass. The chronometer error is 01m 24s slow, and the variation in the area is 13.0°E. What is the deviation of the standard magnetic compass?

    a. 0.7°E
    b. 1.0°W
    c. 2.3°E
    d. 3.0°W
1485: On 6 October , your 0416 zone time DR position is LAT 25°16.0'N, LONG 130°25.0'E. At that time, you observe Mars bearing 083°psc. The chronometer reads 07h 16m 22s, and the chronometer error is 00m 10s fast. The variation is 1.5°E. What is the deviation of the standard compass?

    a. 0.4°E
    b. 1.2°W
    c. 3.5°E
    d. 19.0°E
1486: On 1 September , your 1115 zone time DR position is LAT 25°20.0'N, LONG 28°24.0'W. At that time, you observe the Sun bearing 160.5°psc. The chronometer reads 01h 14m 58s, and the chronometer error is 01m 17s fast. The variation is 13.5°W. What is the deviation of the standard compass?

    a. 2.1°E
    b. 4.1°E
    c. 11.0°W
    d. 11.0°E
1487: On 5 June , your 0420 zone time DR position is LAT 26°47.0'N, LONG 133°19.5'W. At that time, you observe Vega bearing 298.1°psc. The chronometer reads 01h 21m 17s, and the chronometer error is 02m 25s fast. The variation is 3.5°E. What is the deviation of the standard compass?

    a. 1.8°E
    b. 5.2°E
    c. 1.8°W
    d. 5.2°W
1488: At 2326 ZT, on 22 June , your vessel's position is LAT 28°30'N, LONG 150°04'W. An azimuth of the planet Jupiter is observed, and the standard compass bearing is 250.4°. The chronometer reads 09h 24m 36s and is 01m 12s slow. The variation of this area is 13.5°E. What is the deviation of the standard compass?

    a. 3.0°W
    b. 3.5°W
    c. 1.5°E
    d. 2.3°E
1489: On 23 July , your 2100 ZT position is LAT 36°43.0'N, LONG 16°09.8'W, when you observed an azimuth of Polaris to determine the compass error. Polaris bears 359.0° per gyrocompass. At the time of the observation, the helmsman noted that he was heading 319.0° per gyrocompass and 331.0° per standard compass. Variation is 12.0°W. Which of the following statements is TRUE?

    a. The gyro error is 0.7°E.
    b. The gyro error is 1.7°W.
    c. The deviation is 1.7°E.
    d. The compass error is 13.7°W
1490: On 11 January , your 0450 ZT position is LAT 38°42'N, LONG 14°16'W. You observe Polaris bearing 358.5°pgc. At the time of the observation the helmsman noted that he was heading 160°pgc and 173°psc. The variation is 9°W. What is the deviation for that heading?

    a. 1°E
    b. 1°W
    c. 3°W
    d. 13°W
1491: On 5 February , your 2320 ZT position is LAT 52°28'N, LONG 23°48'W. You observe Polaris bearing 000.2°pgc. At the time of the observation the helmsman noted that he was heading 224°pgc and 244°psc. The variation is 20°W. What is the deviation for that heading?

    a. 0.0°
    b. 1.5°W
    c. 3.0°W
    d. 4.5°W
1491: On 5 February , your 2320 ZT position is LAT 52°28'N, LONG 23°48'W. You observe Polaris bearing 000.2°pgc. At the time of the observation the helmsman noted that he was heading 224°pgc and 244°psc. The variation is 20°W. What is the deviation for that heading?

    a. 0.0°
    b. 1.5°W
    c. 3.0°W
    d. 4.5°W
1492: On 22 February , your 2045 ZT position is LAT 33°19'N,
LONG 52°06'W. You observe Polaris bearing 358.1°pgc. At the time of the observation the helmsman noted that he was heading 048°pgc and 065°psc. The variation is 19°W. What is the deviation for that heading?

    a. 1°E
    b. 3°E
    c. 1°W
    d. 3°W
1493: On 11 July , your 0240 ZT position is LAT 14°52'N,
LONG 34°23'W. You observe Polaris bearing 359.8°pgc. At the time of the observation the helmsman noted that he was heading 279°pgc and 299°psc. The variation is 19°W.
What is the deviation for that heading?

    a. 0°
    b. 1°E
    c. 1°W
    d. 3°W
1494: On 5 August , your 0310 ZT position is LAT 09°02'N, LONG 21°08'W. You observe Polaris bearing 002°pgc. At the time of the observation the helmsman noted that he was heading 316°pgc and 329°psc. The variation is 15°W. What is the deviation for that heading?

    a. 0.0°
    b. 1.5°W
    c. 3.0°W
    d. 0.5°E
1495: On 9 September , your 2043 ZT position is LAT 24°18'N, LONG 66°46'W. You observe Polaris bearing 001°pgc. At the time of the observation the helmsman noted that he was heading 031°pgc and 040°psc. The variation is 11°W. What is the deviation for that heading?

    a. 0°
    b. 1°W
    c. 3°W
    d. 2°E
1496: On 3 October , your 2122 ZT position is LAT 26°32'N, LONG 84°26'W. You observe Polaris bearing 359.8°pgc. At the time of the observation the helmsman noted that he was heading 106°pgc and 107°psc. The variation is 0°. What is the deviation for that heading?

    a. 1°E
    b. 0°
    c. 1°W
    d. 2°W
1497: On 19 November , your 0146 ZT position is LAT 33°48'N, LONG 25°22'E. You observe Polaris bearing 359.8°pgc. At the time of the observation the helmsman noted that he was heading 224°pgc and 222.5°psc. The variation is 2°E. What is the deviation for that heading?

    a. 2.0°E
    b. 0.5°E
    c. 1.0°W
    d. 1.5°W
1498: On 7 December , your 0350 ZT position is LAT 35°42'N, LONG 17°38'E. You observe Polaris bearing 359.7°pgc. At the time of the observation the helmsman noted that he was heading 016°pgc and 014°psc. The variation is 1°E. What is the deviation for that heading?

    a. 0.3°E
    b. 1.5°E
    c. 0.3°W
    d. 1.5°W
1499: On 16 June , your 0430 zone time DR position is LAT 29°24.0'S, LONG 36°16.0'E. At that time, you observe Vega bearing 341.0°psc. The chronometer reads 02h 32m 06s, and the chronometer error is 01m 54s fast. The variation is 20.5°W. What is the deviation?

    a. 3.2°E
    b. 3.2°W
    c. 2.4°W
    d. 2.8°E
1500: On September 9 , your 2130 zone time (ZD +5) DR position is LAT 45°08'N, LONG 82°38'W. At that time, you observe Polaris bearing 000.5°pgc. The chronometer time of the observation is 02h 26m 09s, and the chronometer is 1m 43s slow. The variation is 8.7°W. What is the gyro error?

    a. 0.7°E
    b. 1.2°E
    c. 0.8°W
    d. 9.4°W
1501: On 3 October , your 0330 zone time (ZD + 5) DR position is LAT 47°41'N, LONG 86°49'W. At that time, you observe Polaris bearing 357.5°pgc. The chronometer time of the observation is 08h 32m 04s, and the chronometer is 0m 27s slow. The variation is 5.5°W. What is the gyro error?

    a. 7.5°E
    b. 5.0°E
    c. 3.5°E
    d. 2.0°E
1502: On May 20 , you are keeping ZD +4, and your 2300 (ZD +4) DR position is LAT 42°07'N, LONG 81°02'W. At that time, you observe Polaris bearing 012°psc. The chronometer time of the observation is 03h 02m 23s, and the chronometer is 1m 17s fast. The variation is 9.5°W. What is the deviation of the magnetic compass?

    a. 2.7°W
    b. 12.2°W
    c. 6.8°E
    d. 12.2°E
1503: On 30 July , your 0200 zone time (ZD +4) DR position is LAT 43°48'N, LONG 78°00 W. At that time, you observe Polaris bearing 008.7°psc. The chronometer time of the observation is 05h 58m 07s, and the chronometer is 0m 23s slow. The variation is 10.5°W. What is the deviation of the magnetic compass?

    a. 0.5°E
    b. 3.0°E
    c. 7.5°W
    d. 18.0°W
1535: The Red River Landing Gage reads 5.2 feet. The low water reference plane (LWRP) for Red River is 10.6 feet. Which of the following statements is TRUE?

    a. River level is below the Low Water Reference Plane.
    b. The depth over revetment at Old River is 25.2 ft.
    c. The depth over Old River Lock sill is greater than 11 ft.
    d. This gage reading is at a higher elevation than the same reading on the Gage at Head of Passes.
1536: As you approach Casting Yard Dock Lt. (mile 265.4 AHP) you notice on the map a circle with 2 black sectors. This symbol indicates a __________.

    a. lock
    b. warning sign
    c. river gage
    d. mooring buoy
1537: What is your clearance as you pass under the Vicksburg Highway 80 Bridge (mile 437.8 AHP). if the Vicksburg Gage reads 14.8 feet and the highest point on your tow boat is 44.5 feet?

    a. 36 feet
    b. 42 feet
    c. 48 feet
    d. 57 feet
1538: At 1032 on 24 June, you pass Carolina Landing Light(508.8 AHP). What has been the average current since 2350, 23 June, if you have been making turns for 9.0 mph?

    a. 8.5 mph
    b. 5.7 mph
    c. 1.5 mph
    d. 0.5 mph
1539: As you approach Vaucluse Bend Light (mile 533.8 AHP),
which type of daymark would you see on the light structure?

    a. Red diamond
    b. Red triangle
    c. Green square
    d. Green diamond
1540: You estimate the current at 2.0 mph. What is the speed over the ground?

    a. 9.5 mph
    b. 5.5 mph
    c. 5.0 mph
    d. 4.5 mph
1541: At 0119, on 10 September, you pass Springfield Bend Lt. (mile 244.8 AHP) and estimate the current will average 2.5 mph for the remainder of your trip. What is your ETA at the mouth of the Ohio River if you are making turns for 8.5 mph?

    a. 1746, 12 September
    b. 1244, 13 September
    c. 2329, 14 September
    d. 0210, 15 September
1542: You are turning for 6.8 mph and estimate the current at 1.0 mph. What is your speed over the ground?

    a. 6.8 mph
    b. 7.8 mph
    c. 8.8 mph
    d. 9.4 mph
1543: As you pass under the Natchez-Vidalia Dual Bridge, the gage on the bridge reads -3.6 feet. If the highest point on your vessel is 62 ft. above the water, what is your vertical clearance?

    a. 60.0 feet
    b. 63.6 feet
    c. 67.6 feet
    d. 122.0 feet
1544: What is the distance in river miles, from the new mouth of the White River to the Petroleum Fuel & Terminal Co.(144.6 AHP)?

    a. 370 miles
    b. 384 miles
    c. 437 miles
    d. 454 miles
1545: You are downbound, passing by Warfield Point Lt. (mile 537 AHP), when you observe on your Mississippi River map several black lines extending into the river from the bank. These indicate __________.

    a. revetments
    b. weirs
    c. fleeting areas
    d. dikes
1546: As you pass under the Vicksburg Bridges, you estimate the current as 3.0 mph. What is the speed over the ground, if your vessel is making turns for 10.5 mph?

    a. 7.5 mph
    b. 10.5 mph
    c. 13.5 mph
    d. 16.5 mph
1547: At 0509, on 26 December, you pass under the Helena Highway Bridge (mile 661.7 AHP). What has been the average speed of the current since departing Memphis Harbor, McKellar Lake, if you have been making turns for 7.5 mph?

    a. 5.6 mph
    b. 4.4 mph
    c. 2.1 mph
    d. 1.8 mph
1548: As you approach Buckridge Light (mile 412.5 AHP),
which type of daymark would you see on the light structure?

    a. Red diamond
    b. Red triangle
    c. Green diamond
    d. Green square
1564: As you approach Dean Island Light (mile 754.8 AHP), which type of daymark will be observed at the light?

    a. Green triangle
    b. Red and green banded square
    c. Green square daymark
    d. Diamond-shaped green daymark
1565: Which of the following statements concerning the buoys on the Mississippi River is TRUE?

    a. The position of river buoys can be determined by consulting the latest Light List - Vol. V.
    b. A preferred channel mark is a lateral mark indicating a channel junction which must always be passed to starboard.
    c. Setting a buoy is the act of placing a buoy on assigned position in the water.
    d. None of the above.
1622: Which of the following statements concerning the buoys on the Mississippi River is TRUE?

    a. The position of river buoys can be determined by consulting the latest Light List - Vol. V.
    b. A preferred channel mark is a lateral mark indicating a channel junction which must always be passed to starboard.
    c. Buoys should be passed as close as possible.
    d. Setting a buoy is the act of placing a buoy on assigned position in the water.
1642: From your 2129 position you reduce engine speed to 14 knots. What is the course to make good from your 2129 position to arrive 0.3 mile north of Lighted Whistle Buoy "NCA" (LL#375) assuming no set and drift?

    a. 216°T
    b. 219°T
    c. 222°T
    d. 225°T
1643: Which facility is located on the right descending bank at mile 363.6 AHP?

    a. River Cement Corps..
    b. Bunge Corps..
    c. T.L. James
    d. Vidalia Dock and Storage Co.
1644: From your 2207 position you adjust your course to arrive 0.3 mile north of Lighted Whistle Buoy "NCA". If you make good 14 knots, at what time will Cape Charles Light be abeam?

    a. 2242
    b. 2245
    c. 2247
    d. 2250
1650: On 22 October , in DR position LAT 21°51.0'S, LONG 76°24.0'E, you observe an amplitude of the Sun. The Sun's center is on the visible horizon and bears 256°psc. The chronometer reads 01h 01m 25s and is 01m 15s fast. Variation for the area is 2°E. What is the deviation of the standard magnetic compass?

    a. 0.3°E
    b. 0.3°W
    c. 2.0°E
    d. 2.0°W
1651: On 23 October , in DR position LAT 21°13.0'N, LONG 152°18.0'E, you observe an amplitude of the Sun. The Sun's center is on the visible horizon and bears 259°psc. The chronometer reads 07h 21m 46s and is 01m 32s slow. Variation in the area is 5°E. What is the deviation of the magnetic compass?

    a. 0.9°E
    b. 1.5°W
    c. 5.9°W
    d. 6.5°E
1652: On 16 April , in DR position LAT 28°07.0'N, LONG 81°47.0'W, you observe an amplitude of the Sun. The Sun's center is on the visible horizon and bears 073.5°psc. The chronometer reads 10h 53m 41s and is 02m 23s slow. Variation in the area is 11°E. What is the deviation of the magnetic compass?

    a. 4.5°E
    b. 4.9°W
    c. 6.1°E
    d. 6.5°W
1653: On 28 Sept. , in DR position LAT 24°12.0'S, LONG 85°25.0'E, you observe an amplitude of the Sun. The Sun's center is on the visible horizon and bears 094°psc. The chronometer reads 11h 29m 42s and is 03m 30s slow. Variation in the area is 4°W. What is the deviation of the magnetic compass?

    a. 1.5°W
    b. 2.1°W
    c. 1.8°E
    d. 2.4°E
1654: On 28 September , in DR position LAT 27°16.7'S, LONG 113°27.2'W, you observe an amplitude of the Sun. The Sun's center is on the celestial horizon and bears 273°psc. The chronometer reads 01h 17m 26s and is 01m 49s slow. Variation in the area is 6°W. What is the deviation of the standard magnetic compass?

    a. 0.2°W
    b. 0.4°E
    c. 0.6°W
    d. 0.8°E
1658: On 23 August , in DR position LAT 24°07.0'N, LONG 136°16.0'E, you observe an amplitude of the Sun. The Sun's center is on the visible horizon and bears 074.5°psc. The chronometer reads 08h 56m 19s and is 02m 34s fast. Variation in the area is 2°W. What is the deviation of the magnetic compass?

    a. 2.5°E
    b. 2.8°W
    c. 4.5°E
    d. 4.8°W
1659: On 15 July , in DR position LAT 22°19.0'N, LONG 154°37.0'W, you observe an amplitude of the Sun. The Sun's center is on the visible horizon and bears 298°psc. The chronometer reads 04h 45m 19s and is 01m 56s slow.
Variation in the area is 7.5°W. What is the deviation of the standard magnetic compass?

    a. 2.7°W
    b. 3.0°E
    c. 3.6°W
    d. 3.9°E
1660: On 23 June , in DR position LAT 21°39.0'S, LONG 106°28.0'W, you observe an amplitude of the Sun. The Sun's center is on the celestial horizon and bears 078°psc. The chronometer reads 02h 14m 39s and is 01m 43s slow. Variation in the area is 9°W. What is the deviation of the standard magnetic compass?

    a. 2.8°E
    b. 3.9°W
    c. 4.3°W
    d. 4.6°E
1661: On 11 May , in DR position LAT 28°13.7'N, LONG 168°36.3'E, you observe an amplitude of the Sun. The Sun's center is on the celestial horizon and bears 283°psc. The chronometer reads 07h 13m 19s and is 02m 56s slow. Variation in the area is 13°E. What is the deviation of the standard magnetic compass?

    a. 5.2°W
    b. 5.6°W
    c. 7.4°E
    d. 7.8°E
1662: On 5 September , in DR position LAT 23°17.0'S, LONG 154°35.0'E, you observe an amplitude of the Sun. The Sun's center is on the visible horizon and bears 275° per standard magnetic compass. The chronometer reads 07h 49m 26s and is 01m 52s fast. Variation in the area is 3°W. What is the deviation of the standard magnetic compass?

    a. 2.1°E
    b. 2.4°W
    c. 5.1°E
    d. 5.4°W
1663: On 7 April , in DR position LAT 27°42.0'N, LONG 114°03.0'W, you observe an amplitude of the Sun. The Sun's center is on the celestial horizon and bears 076°psc. The chronometer reads 02h 10m 17s and is 01m 52s slow. Variation in the area is 8°E. What is the deviation of the standard magnetic compass?

    a. 1.8°W
    b. 2.3°E
    c. 6.2°E
    d. 7.8°W
1664: On 10 February in DR position LAT 25°32.0'N, LONG 135°15.0'E, you observe an amplitude of the Sun. The Sun's center is on the celestial horizon and bears 109°psc. The chronometer reads 09h 43m 25s and is 03m 20s fast. Variation in the area is 4.5°W. What is the deviation of the standard magnetic compass?

    a. 1.6°E
    b. 2.9°W
    c. 10.5°E
    d. 30.5°W
1665: On 11 January , your vessel's 0655 zone time DR position is LAT 24°30'N, LONG 122°02'W, when an amplitude of the Sun is observed. The Sun's center is on the celestial horizon and bears 101.0° per standard compass. Variation in the area is 11.6°E. The chronometer reads 02h 52m 48s and is 02m 12s slow. What is the deviation of the standard compass?

    a. 1.4°E
    b. 1.4°W
    c. 4.6°E
    d. 4.6°W
1666: On 23 October , your vessel's 1722 zone time DR position is LAT 27°36'S, LONG 96°16'W, when an amplitude of the Sun is observed. The Sun's lower limb is about 20 minutes of arc above the visible horizon and bears 246° per standard compass. Variation in the area is 14.0°E. The chronometer reads 11h 24m 19s and is 01m 43s fast. What is the deviation of the standard compass?

    a. 2.3°E
    b. 2.7°E
    c. 2.7°W
    d. 3.1°W
1667: On Sunday, 8 November, your ship is enroute from Texas City, TX, to Portland, ME. At 0632 ZT, you fix your position at LAT 27°06'N, LONG 90°36'W. When the lower limb of the Sun was two-thirds of a diameter above the visible horizon, the Sun bore 105° per standard magnetic compass. At this time the chronometer read 12h 39m 20s and is 3m 20s slow. If the variation is 3°E, determine the deviation of the standard compass.

    a. 0.8°E
    b. 0.8°W
    c. 3.8°E
    d. 3.8°W
1668: On 20 June , your vessel's 1955 ZT DR position is LAT 52°38.9'N, LONG 03°42.7'E, when an amplitude of the Sun is observed. The Sun's center is on the visible horizon and bears 311° per gyrocompass. Variation in the area is 6°W. At the time of the observation, the helmsman noted that he was heading 352° per gyrocompass and 358° per steering compass. What is the gyro error and deviation for that heading?

    a. 1.3°W GE, 1.3°E DEV
    b. 0.0° GE, 0.0° DEV
    c. 1.3°W GE, 1.3°W DEV
    d. 1.3°E GE, 1.3°E DEV
1669: On 19 June , your vessel's 0523 ZT DR position is LAT 25°12.0'N, LONG 123°14.0'W, when an amplitude of the Sun is observed. The Sun's center is on the visible horizon and bears 052.0° per standard compass. Variation in the area is 15°E. The chronometer reads 01h 21m 58s and is 01m 18s slow. What is the deviation of the standard compass?

    a. 1.4°E
    b. 1.4°W
    c. 1.7°W
    d. 3.3°W
1670: On 10 August , your vessel's 0426 zone time DR position is LAT 52°07'N, LONG 142°16'E, when an amplitude of the Sun is observed. The Sun's lower limb is about 20 minutes of arc above the visible horizon and bears 074.5° per standard compass. Variation in the area is 12°W. The chronometer reads 07h 24m 19s and is 02m 34s fast. Which of the following is the deviation of the standard compass?

    a. 0.0°
    b. 1.3°W
    c. 1.3°E
    d. 2.3°W
1671: On 9 May , your vessel's 1809 ZT DR position is LAT 48°13.7'N, LONG 168°36.3'E, when an amplitude of the Sun is observed. The Sun's center is on the celestial horizon and bears 283.7° per standard magnetic compass. Variation in the area is 13.0°E. The chronometer reads 07h 13m 19s and is 02m 56s fast. What is the deviation of the standard compass?

    a. 0.1°W
    b. 1.1°W
    c. 1.1°E
    d. 1.9°W
1672: On 11 May , your vessel's 1839 ZT position is LAT 17°30'N, LONG 63°55'W, when an amplitude of the Sun's center is observed on the celestial horizon bearing 301° per standard magnetic compass. Variation for this area is 10.5°W. The chronometer reads 10h 37m 10s and is 02m 08s slow. What is the deviation of the compass?

    a. 2.5°W
    b. 2.0°W
    c. 1.5°W
    d. 2.0°E
1673: On 17 April , your vessel's position is LAT 21°00'S, LONG 78°30'W, when an amplitude of the Sun is observed. The Sun's center is on the celestial horizon and bears 082.7° per standard magnetic compass. Variation in the area is 2.0°W. The chronometer reads 10h 59m 24s and is 01m 24s fast. What is the deviation of the compass?

    a. 2.0°W
    b. 3.0°W
    c. 2.5°E
    d. 3.0°E
1674: On 4 July , your vessel's 1722 zone time DR position is LAT 34°30'S, LONG 174°48'E, when an amplitude of the Sun is observed. The sun's center is on the visible horizon and bears 282° per standard magnetic compass. Variation in the area is 17.2°E. The chronometer reads 05h 21m 48s and is 02m 01s fast. What is the deviation of the compass?

    a. 1.5°W
    b. 2.0°W
    c. 1.5°E
    d. 2.0°E
1675: On 28 November , your vessel's 0652 DR position is LAT 37°30'N, LONG 124°12'W, when an amplitude of the Sun is observed. The Sun's center is on the visible horizon and bears 103° per standard magnetic compass. Variation in the area is 16.3°E. The chronometer reads 02h 54m 18s and is 02m 06s fast. What is the deviation of the compass?

    a. 2.5°W
    b. 3.0°W
    c. 2.0°E
    d. 3.0°E
1676: On 10 June , your vessel's 0519 zone time DR position is LAT 27°07.0'N, LONG 92°10.0'W, when an amplitude of the Sun is observed. The Sun's center is on the visible horizon and bears 063.6° per standard magnetic compass. The variation in the area is 4.8°E. The chronometer reads 11h 17m 32s and is 01m 18s slow. What is the deviation of the compass?

    a. 5.6°E
    b. 4.8°E
    c. 4.2°W
    d. 4.8°W
1677: On 23 August , at 0604 ZT, in DR position LAT 16°42.3'S, LONG 28°19.3'W, you observed an amplitude of the Sun. The lower limb was a little above the horizon, and the Sun bore 076.0°pgc. At the time of the observation, the helmsman reported that he was heading 143°pgc and 167°
per standard magnetic compass. The variation in the area was 23°W. What were the gyro error and deviation for that heading?

    a. 1°W GE, 2°W DEV
    b. 1°E GE, 1°E DEV
    c. 2°W GE, 1°E DEV
    d. 2°E GE, 1°E DEV
1678: On 2 January , your vessel's 1948 zone time position is LAT 21°42'S, LONG 39°12'W, when an amplitude of the Sun is observed. The Sun's center is on the celestial horizon and bears 260° per standard magnetic compass. Variation in the area is 19°W. The chronometer reads 10h 44m 36s and is 03m 24s slow. What is the deviation of the standard magnetic compass?

    a. 4.3°E
    b. 4.3°W
    c. 5.1°E
    d. 5.1°W
1679: On 13 October , your vessel's 1722 zone time DR position is LAT 27°36'S, LONG 136°16'E, when an amplitude of the Sun is observed. The Sun's center is on the celestial horizon and bears 266° per standard magnetic compass. Variation in the area is 2°W. The chronometer reads 08h 24m 19s and is 01m 43s fast. What is the deviation of the standard magnetic compass?

    a. 2.3°E
    b. 2.8°W
    c. 4.8°E
    d. 6.8°W
1680: On 31 October , your 1700 zone time DR position is LAT 27°17.0'N, LONG 116°10.0'W, when an amplitude of the Sun is observed. The Sun's center is on the visible horizon and bears 246.5° per standard magnetic compass. Variation in the area is 8.5°E. The chronometer reads 01h 01m 23s and the chronometer error is 01m 54s slow. What is the deviation of the standard compass?

    a. 0.8°E
    b. 0.8°W
    c. 2.5°E
    d. 2.5°W
1681: On 8 December , in DR position LAT 21°56.1'S, LONG 17°21.6'E you observe an amplitude of the Sun. The Sun's center is on the celestial horizon and bears 240.5°psc. The chronometer reads 05h 27m 21s and is 00m 47s fast. Variation in the area is 3.3°E. What is the deviation of the standard magnetic compass?

    a. 1.5°W
    b. 0.3°W
    c. 0.6°E
    d. 1.5°E
1682: On 11 May , in DR position LAT 37°06.0'N, LONG 45°45.0'W you observe an amplitude of the Sun. The Sun's center is on the visible horizon and bears 089.0°psc. The chronometer reads 07h 57m 06s and is 01m 48s slow. Variation in the area is 20.0°W. What is the deviation?

    a. 3.6°W
    b. 2.2°W
    c. 1.4°W
    d. 3.6°E
1683: You are taking a time tick using the 1930 signal from Rio de Janeiro, Brazil. You hear the preparatory signal "CQ DE PPE" repeated several times followed by a short dash (0.4 sec), 60 dots (0.1 sec each) and another short dash. At the beginning of the last dash, the comparing watch reads 07h 30m 08s. When compared to the chronometer, the comparing watch reads 07h 31m 48s, and the chronometer reads 07h 32m 16s. What is the chronometer error?

    a. 0m 28s slow
    b. 1m 40s slow
    c. 0m 08s fast
    d. 0m 36s fast
1684: You are passing Putney Lt. (mile 943.6 AHP). The gray shaded areas alongside the river represent __________.

    a. levees
    b. weirs
    c. dikes
    d. revetments
1685: As you approach Buckridge Light (mile 412.5 AHP), which type of daymark would you see on the light structure?

    a. Red square
    b. Green square
    c. Red diamond
    d. Green diamond
1686: Which light characteristics does Ben Burman Lt. (mile 235.0 AHP) have?

    a. 1 red flash every 5 seconds
    b. 2 white flashes every 5 seconds
    c. 2 green flashes every 5 seconds
    d. 2 red flashes every 5 seconds
1687: What are the light characteristics of Greenwood Light (mile 288.6 AHP).

    a. Fixed red light
    b. 1 red flash every 4 seconds
    c. 2 red flashes every 5 seconds
    d. 2 white flashes every 4 seconds
1688: As you approach Ashland Light (mile 378.1 AHP), which type of daymark would you see on the light structure?

    a. Green square
    b. Green triangle
    c. Red diamond
    d. Red triangle
1689: What daymark will you see as you approach Warnicott Bar Lt. (mile 351.3 AHP)?

    a. Red diamond
    b. Red triangle
    c. Green square
    d. White square
1690: The locations of locks and dams can be found in the __________.

    a. Army Corps. of Engineers maps
    b. Light List
    c. Local Notice to Mariners
    d. Channel Report
1700: As you approach French Point Light (mile 915.4 AHP), you see 2 daymarks on the structure. What significance do the daymarks have?

    a. They indicate the starboard side of the channel from seaward and mid-channel fairway.
    b. They indicate the starboard side of the channel from seaward and a channel crossing.
    c. They indicate the port side of the channel from seaward and a range marking.
    d. They indicate the port side of the channel and a channel crossing.
1701: The latest available information on the channel conditions above Baton Rouge that includes the latest buoy information, as well as recommended courses, is found in the __________.

    a. Corps. of Engineers maps
    b. Waterways Journal
    c. Local Notice to Mariners
    d. Sailing Directions
1702: You are upbound approaching Springfield Bend Lt. (mile 244.8 AHP) downriver from Profit Island. Which of the following statements is TRUE?

    a. Profit Island Chute is closed to navigation.
    b. Tow length must not exceed 600 feet to use Profit Island Chute.
    c. Tows must navigate toward left ascending bank when passing Profit Island Chute.
    d. Profit Island Chute is open to navigation and is a shortcut for single barge tows.
1703: At 1218, on 16 March, you are passing the Vicksburg Gage (mile 437.0 AHP). What has been the average current since 0630, 15 March, if you have been making turns for 8.0 mph?

    a. 0.2 mph
    b. 0.5 mph
    c. 0.8 mph
    d. 1.2 mph
1704: Which of the following statements regarding buoys on the Mississippi River is TRUE?

    a. The positions of river buoys can be found in the latest edition of Light List-Vol. V.
    b. The buoys are maintained on station year round.
    c. Buoy positions on the chart are approximate.
    d. The buoys do not shift positions due to permanent moorings.
1704: Which of the following statements regarding buoys on the Mississippi River is TRUE?

    a. The positions of river buoys can be found in the latest edition of Light List-Vol. V.
    b. The buoys are maintained on station year round.
    c. Buoy positions on the chart are approximate.
    d. The buoys do not shift positions due to permanent moorings.
1705: What is the mile point of the Rosedale, MS Gage?

    a. 554.2 AHP
    b. 592.2 AHP
    c. 632.5 AHP
    d. 663.0 AHP
1706: The highest point on your towboat is 53 feet above the water, and the Helena Gage (mile 663 AHP) reads 3.9 feet. What is the vertical clearance when you pass under the B-span of the Helena Highway Bridge in Helena?

    a. 59.9 feet
    b. 62.5 feet
    c. 64.1 feet
    d. 65.5 feet
1707: You are passing the Memphis Gage at 0405, 18 March. If you are turning for 8 mph and estimate the current at 2.3 mph,
what is your ETA at Cairo Point, IL (mile 954.5 AHP)?

    a. 0447, 19 Mar
    b. 1052, 19 Mar
    c. 1518, 19 Mar
    d. 1839, 19 Mar
1708: At 0300 on 19 April, you pass under the Greenville Bridge (mile 531.3 AHP). What was your average speed since departing Amoco Pipeline Co. Docks (mile 253.6 AHP)?

    a. 6.2 mph
    b. 5.2 mph
    c. 4.8 mph
    d. 4.3 mph
1709: A stretch where the channel changes from one side of the river to the other is called a __________.

    a. bifurcation
    b. transit
    c. crossing
    d. changeover
1710: What is the width of the navigable channel at Columbus Pt. Light (mile 936.0 AHP)?

    a. 200 ft.
    b. 300 ft.
    c. 450 ft.
    d. 750 ft.
1711: What is the length of the trip?

    a. 722.0 miles
    b. 953.8 miles
    c. 1097.9 miles
    d. 1332.1 miles
1712: What is the distance from Cairo Point, IL, to Arkansas City?

    a. 28 miles
    b. 110 miles
    c. 218 miles
    d. 400 miles
1720: As you approach mile 427.6 AHP, you see on the right side a white buoy with orange bands and open face diamond. This buoy shows __________.

    a. safe water
    b. preferred channel
    c. danger
    d. special marks
1721: What is the total length of the trip?

    a. 850.6 miles
    b. 894.8miles
    c. 922.5 miles
    d. 946.5 miles
1722: You estimate the current as 2.0 mph. What is the speed over the ground?

    a. 4.5 mph
    b. 5.5 mph
    c. 7.5 mph
    d. 9.5 mph
1723: You will pass the first gage at __________.

    a. Profit Island
    b. Bayou Sara
    c. Baton Rouge
    d. Red River Landing
1724: What is the mile point of the Natchez, MS Gage?

    a. 228.4 AHP
    b. 265.4 AHP
    c. 302.4 AHP
    d. 363.3 AHP
1725: As you pass Fort Adams (311.4 AHP) you observe a flashing amber light on the right descending bank ahead. This indicates that you should __________.

    a. proceed with caution as there is construction work being done on the revetment
    b. keep as close to the right descending bank as safety permits
    c. keep as close to the left descending bank as safety permits
    d. proceed with caution as the river is congested around the bend
1726: The highest point on your towboat is 57 feet above water. The Natchez Gage (mile 363.3 AHP) reads 16.7 feet. What is the vertical clearance when you pass under the Natchez - Vidalia (westbound) Hwy. Bridge?

    a. 52.3 feet
    b. 59.9 feet
    c. 61.0 feet
    d. 68.6 feet
1727: You pass under the Natchez bridge (mile 363.3 AHP) at 1300, on 27 March, and estimate the current to be 3.3 mph. What is your ETA at St. Louis if you continue to turn for 7.5 mph?

    a. 0617, 4 April
    b. 0316, 4 April
    c. 1153, 30 March
    d. 1253, 31 April
1728: As you approach Canon Point Light (mile 418.3 AHP), what daymark will you see on the light structure?

    a. Green square
    b. Green diamond
    c. Red diamond
    d. Red triangle
1729: Which light characteristics does Coggins Lt. (mile 429.5) have?

    a. 1 red flash every 4 seconds
    b. 1 white flash every 4 seconds
    c. 1white flash every 5 seconds
    d. 2 white flashes every 4 seconds
1730: What is the distance from Arkansas City, AR, to St. Louis, MO, on the Mississippi River System?

    a. 584 miles
    b. 617 miles
    c. 733 miles
    d. 832 miles
1731: What is the total length of the trip?

    a. 910.6 miles
    b. 901.2 miles
    c. 900.3 miles
    d. 873.7 miles
1732: You estimate the current at 2.0 mph. What is the speed over the ground?

    a. 3.5 mph
    b. 4.5 mph
    c. 7.5 mph
    d. 9.5 mph
1733: What are the dimensions of the channel maintained at Baton Rouge, LA?

    a. 30 feet x 300 feet
    b. 40 feet x 300 feet
    c. 45 feet x 500 feet
    d. 30 feet x 500 feet
1734: You pass Springfield Bend Lt. (mile 244.8 AHP) at 1242, on 17 October, and estimate the current will average 2.5 mph for the remainder of your trip. What is your ETA at the mouth of the Ohio River if you are making turns for 10.5 mph?

    a. 1905, 19 October
    b. 0207, 21 October
    c. 0519, 21 October
    d. 0847, 21 October
1735: As you pass under the Natchez-Vidalia Dual Bridge, the gage on the bridge reads 3.6 feet. If the highest point on your vessel is 62 ft. above the water, what is your vertical clearance?

    a. 60.4 feet
    b. 63.6 feet
    c. 67.2 feet
    d. 122.0 feet
1736: What are the color and shape of Joseph Henry Daymark at mile 445.2 AHP?

    a. Red - Triangle
    b. Green - Square
    c. Green - Triangle
    d. Red - Diaomond
1737: At 1227, on 19 October, you pass under the Greenville Highway Bridge (mile 531.3 AHP). What speed must you average to arrive at Jimmy Hawken Light (mile 663.5 AHP) at 1045 the following day?

    a. 5.2 mph
    b. 5.6 mph
    c. 5.9 mph
    d. 6.3 mph
1738: Which of the following statements regarding aids to navigation shown in the Corps. of Engineers map book is TRUE?

    a. Buoys should always be given as wide a berth in passing as possible.
    b. The U.S. Army Corps.. of Engineers is responsible for placing and maintaining all aids to navigation.
    c. Buoy positions as shown on the chart are exact.
    d. Lights and daymarks are always shown in their exact location.
1739: The Delta-Friar Point revetment on the LMR extends from mile __________.

    a. 645.6 - 641.4 RDB
    b. 652.8 - 649.6 RDB
    c. 648.5 - 645.5 LDB
    d. 657.3 - 652.2 LDB
1740: On what river is Ghent, Kentucky located?

    a. Tennessee
    b. Mississippi
    c. Missouri
    d. Ohio
1741: You have received orders to proceed to the Amoco Pipeline Co. (mile 253.6 AHP) above Baton Rouge. If your vessel is making turns for 9 mph with an estimated average current of 1.5 mph, what is your ETA at the Amoco docks?

    a. 2044, 25 Aug
    b. 0214, 26 Aug
    c. 0745, 26 Aug
    d. 0845, 26 Aug
1742: The highest point on your towboat is 32 feet above the
water, and the Helena Gage reads +6.6 feet. What is the vertical clearance when you pass under the A-span of the Helena Highway Bridge?

    a. 80.8 feet
    b. 73.1 feet
    c. 68.0 feet
    d. 56.1 feet
1743: You are in charge of a vessel that damages an aid to navigation established and maintained by the United States.
Which statement is TRUE?

    a. You must take the aid in tow and deliver it to the nearest Coast Guard, Marine Safety Office.
    b. You must report the allision to the nearest Corps.. of Engineers Office.
    c. You must report the accident to the nearest Officer in Charge, Marine Inspection.
    d. You may wait until you reach your destination before reporting the allision to the U.S. Coast Guard.
1744: At 1727, on 24 August, you pass under the Helena Highway Bridge (mile 661.7 AHP). What has been the average speed of the current since departing Memphis Harbor, McKellar Lake, if you have been making turns for 9 mph?

    a. 1.8 mph
    b. 2.3 mph
    c. 2.8 mph
    d. 3.6 mph
1745: What is the distance in river miles, from the mouth of the Yazoo Diversion Canal to the RR and Hwy bridge at Baton Rouge, LA?

    a. 365 miles
    b. 310 miles
    c. 265 miles
    d. 203 miles
1746: The Crooked River empties into which river?

    a. Missouri
    b. Mississippi
    c. Tennessee
    d. Ohio
1747: As you pass under the Greenville Highway Bridge, you estimate the current as 3.5 mph. What is the speed over the ground, if your vessel is making turns for 9 mph?

    a. 14.5 mph
    b. 13.5 mph
    c. 12.5 mph
    d. 11.5 mph
1748: As you approach Walnut Point Light (mile 522.5 AHP),
which type of daymark would you see on the light structure?

    a. Red triangle
    b. Green diamond
    c. Green square
    d. Red diamond
1749: Which light characteristics does Black Hawk Light (mile 318.3 AHP) have?

    a. 1 red flash every 4 seconds
    b. 1 green flash every 4 seconds
    c. 1 white flash every 4 seconds
    d. 2 white flashes every 5 seconds
1750: In addition to the Army Corps. of Engineers maps, data on bridge clearances may be found in the __________.

    a. Army Corps. of Engineers Regulations
    b. Light List
    c. Waterways Journal
    d. Channel Report
1751: At 1118, on 24 May, you pass Natchez Gage and estimate the current will average 3.0 mph for the remainder of the time on the Mississippi River. What is your ETA at Cairo, IL if you continue to turn for 10 mph?

    a. 0840, 26 May
    b. 2218, 26 May
    c. 2339, 27 May
    d. 0339, 28 May
1752: After you get underway, what is the fourth river gage you will pass?

    a. Head of Passes
    b. Natchez
    c. Bayou Sara
    d. Red River Landing
1753: The Bayou Sara Gage reads 5.25 feet. The low water reference plane (LWRP) for Bayou Sara is 5.25 feet. Which statement is TRUE?

    a. This gage reading is at a higher elevation than the same reading on the Gage at Head of Passes.
    b. The depth over revetment at Old River is 25.2 ft.
    c. The depth over Old River Lock sill is greater than 11 ft.
    d. River level is at the Low Water Reference plane
1754: At 0715, on 24 May, you are abreast the St. Catherine Bar Lt. (mile 348.6 AHP). If you are turning for 8.0 mph, what has been the average current since you left Baton Rouge?

    a. 1.0 mph
    b. 1.4 mph
    c. 3.8 mph
    d. 4.4 mph
1755: The U. S. Coast Guard facility at mile 361 AHP is represented by which numbered white square on your map?

    a. 8
    b. 11
    c. 12
    d. 13
1756: You pass Hole in Wall Light at 1200, 24 May. What is your ETA off the Mhoon Landing Gage if you average 6.5 mph?

    a. 0152, 26 May
    b. 0426, 26 May
    c. 1128, 26 May
    d. 1221, 26 May
1757: What town is located at mile 395 AHP?

    a. St. Joseph
    b. Belmont
    c. St. James
    d. Rodney
1758: As you approach mile 425 AHP, you see a brown shaded area along the left descending bank. This represents __________.

    a. weirs
    b. a revetment
    c. dikes
    d. a fleeting area
1758: As you approach mile 425 AHP, you see a brown shaded area along the left descending bank. This represents __________.

    a. weirs
    b. a revetment
    c. dikes
    d. a fleeting area
1759: The Greenville Gage reads 1.6 feet. The high point of your towboat is 54 feet above water. What is the vertical clearance as you pass under the Greenville Highway Bridge?

    a. 74.5 feet
    b. 64.2 feet
    c. 55.5 feet
    d. 44.4 feet
1760: The area between Island 67 Upper Light (mile 623.1 AHP) and Sunflower Cut-off Foot Light (mile 624.8 AHP) is known as a __________.

    a. transit
    b. crossing
    c. chute
    d. slough
1761: What is the length of the trip?

    a. 887.9 miles
    b. 878.9 miles
    c. 851.9 miles
    d. 726.0 miles
1762: What are the dimensions of the Old River Lock on the Lower Old River (mile 304 AHP)?

    a. 1175 x 75 feet
    b. 1190 x 75 feet
    c. 1195 x 84 feet
    d. 1202 x 84 feet
1763: At 2126, you pass Morganza Bend Light (mile 278.4 AHP).
At 0226, 4 January, you pass Red River Landing Gage (mile 302.4 AHP). You have been turning for 7.5 mph. What is the current?

    a. 1.4 mph
    b. 1.8 mph
    c. 2.7 mph
    d. 6.2 mph
1764: The Gage at Red River Landing reads 43.4 feet. The low water reference plane (LWRP) for Red River Landing, LA. Is 10.6 ft. How many feet is this above the low water reference plane?

    a. 10.6 ft
    b. 11.6 ft
    c. 22.2 ft
    d. 32.8 ft
1765: The river will be temporarily closed to navigation at mile 531.3 AHP due to repairs to the bridge. This will occur at 1530, 5 January, and last for six hours. What minimum speed over the ground must you make from Red River Landing Gage in order not to be delayed?

    a. 6.2 mph
    b. 6.4 mph
    c. 6.8 mph
    d. 7.3 mph
1766: What type of daymark will you see as you approach Black Hills Light (mile 337.7 AHP)?

    a. Private aid - no daymark
    b. Red square
    c. Red diamond
    d. Red triangle
1767: What is the vertical clearance of the Natchez-Vidalia Highway Bridge when the Natchez-Vidalia Highway Bridge Gage reads 23.4 feet?

    a. 102.6 ft
    b. 108.3 ft
    c. 119.5 ft
    d. 125.6 ft
1768: The Natchez Gage reads 14.5 feet. The high point on your towboat is 47 feet above the water. What is the vertical clearance as you pass under the Natchez - Vidalia Highway Bridge?

    a. 58.0 feet
    b. 64.5 feet
    c. 72.5 feet
    d. 78.6 feet
1769: In order to determine what buoys, if any, are in place at Concordia Bar crossing (mile 596.0 AHP), what should you check?

    a. Bulletin board at the Rosedale Gage
    b. Waterways Journal
    c. Light List
    d. Notice to Mariners
1770: What are the light characteriditcs of the Bunge Corporation Terminal Lights (2) at mile 570.6 AHP?

    a. a group flashing white light every five seconds
    b. a flashing green light every 4 seconds
    c. a flashing green light every 6 seconds
    d. a flashing red light every 4 seconds
1771: You are turning for 7.8 mph and estimate the current at 1.0 mph. What is your speed over the ground?

    a. 6.8 mph
    b. 7.8 mph
    c. 8.8 mph
    d. 9.8 mph
1772: What is your ETA at the Fulton Gage?

    a. 1405, 12 Sept
    b. 1052, 12 Sept
    c. 0828, 12 Sept
    d. 0204, 12 Sept
1773: What daymark should you see as you approach French Point Light (mile 915.4 AHP)?

    a. Red triangle
    b. Green triangle
    c. Red diamond
    d. Green diamond
1774: You pass New Madrid, MO (mile 889.0 AHP) at 1412. What was your average speed since leaving Cairo?

    a. 8.0 mph
    b. 7.8 mph
    c. 7.6 mph
    d. 7.3 mph
1775: At 1412 you increase speed to make good 10.2 mph. At 1506 you have a daymark on your port beam. Which daymark is this?

    a. Bessie Daymark
    b. Nolan Light
    c. Everetts Light
    d. Marr Towhead Light
1776: At 2231 ZT, on 14 July , in DR position LAT 34°06'S, LONG 149°47'W you observe an amplitude of Jupiter. The planet is about one Sun's diameter above the visible horizon and bears 257.1°psc. The variation is 15°E. What is the deviation?

    a. 0.5°E
    b. 0.5°W
    c. 1.5°W
    d. 2.5°W
1777: At 2232 ZT, on 14 July , in DR position LAT 33°52'S, LONG 150°03'W you observe an amplitude of Jupiter. The planet is about one Sun's diameter above the visible horizon and bears 268.5°pgc. The variation is 15°E. What is the gyro error?

    a. 1.0°E
    b. 0.5°E
    c. 0.0°
    d. 0.5°W
1778: At 2234 ZT, on 14 July , in DR position LAT 34°03'N, LONG 150°16'W you observe an amplitude of Saturn. The planet is about one Sun's diameter above the visible horizon and bears 272.1°pgc. The variation is 14°E. What is the gyro error?

    a. 0.5°W
    b. 0.5°E
    c. 1.5°W
    d. 2.5°E
1779: At 2237 ZT, on 14 July , in DR position LAT 33°57'N, LONG 150°32'W you observe an amplitude of Saturn. The planet is about one Sun's diameter above the visible horizon and bears 258.6°psc. The variation is 14°E. What is the deviation?

    a. 2.0°W
    b. 1.0°W
    c. 0.0°
    d. 1.0°E
1780: At 1523 ZT, on 14 June , in DR position LAT 31°58'S, LONG 48°42'W you observe an amplitude of the Moon. The center of the Moon is on the visible horizon and bears 118.0°psc. The variation is 10°W. What is the deviation?

    a. 2.5°W
    b. 2.1°W
    c. 1.7°W
    d. 1.7°E
1781: At 1524 ZT, on 14 June , in DR position LAT 30°51'N, LONG 30° 02'W, you observe an amplitude of the Moon. The center of the Moon is on the visible horizon and bears 103.9°pgc. The variation is 10°W. What is the gyro error?

    a. 1.8°W
    b. 2.4°E
    c. 2.2°E
    d. 2.0°E
1782: At 2043 ZT, on 13 October , in DR position LAT 43°57.3'S, LONG 147°16.0'E, you observe an amplitude of Venus. The planet is about one Sun's diameter above the horizon and bears 236.2°pgc. The variation is 15°E. What is the gyro error?

    a. 0.0°
    b. 0.9°E
    c. 1.8°E
    d. 0.4°W
1783: At 2048 ZT, on 13 October , in DR position LAT 44°02.8'S, LONG 146°58.3'E, you observe an amplitude of Venus. The planet is about one Sun's diameter above the visible horizon and bears 222.2°psc. The variation is 15°E. What is the deviation?

    a. 0.0°
    b. 1.1°E
    c. 1.0°W
    d. 1.5°W
1801: What is the distance from the Amoco Docks at Baton Rouge, LA, to the new mouth of the White River?

    a. 981.5 miles
    b. 953.5 miles
    c. 345.3 miles
    d. 700.2 miles
1802: You are turning for 10 mph and passing Hog Point ,LA. Angola reports that the current at Red River Landing is 4.5 mph. Which statement is TRUE?

    a. The main channel lies on the north side of the island you see ahead.
    b. You are making 14.5 mph over the ground.
    c. You would expect to find the more favorable current near the broken red line in the river.
    d. You should expect to encounter vessels crossing the river at mile 300.5 AHP.
1803: As you approach Shreves cut-off you see Red River Landing Gage (mile 302.4 AHP) which reads 4.2 feet. The Low Water Reference Plane (LWRP) is 10.6 feet. Which of the following statements is TRUE?

    a. This reading is 6.4 feet above the Low Water Reference Plane.
    b. A vessel drawing 8 ft would be able to pass over the sill at Old River Lock
    c. This reading is 6.4 feet below the Low Water Reference Plane.
    d. A vessel drawing 7 ft. would be able to pass through the locks at Lower Old River.
1803: As you approach Shreves cut-off you see Red River Landing Gage (mile 302.4 AHP) which reads 4.2 feet. The Low Water Reference Plane (LWRP) is 10.6 feet. Which of the following statements is TRUE?

    a. This reading is 6.4 feet above the Low Water Reference Plane.
    b. A vessel drawing 8 ft would be able to pass over the sill at Old River Lock
    c. This reading is 6.4 feet below the Low Water Reference Plane.
    d. A vessel drawing 7 ft. would be able to pass through the locks at Lower Old River.
1804: You pass Red River Gage at 2015 on 16 April and estimate the current will average 3.0 mph for the remainder of the time on the Mississippi River. What is your ETA at the mouth of the Ohio River if you continue to turn for 10 mph?

    a. 1718, 20 April
    b. 1830, 20 April
    c. 0028, 21 April
    d. 0821, 21 April
1805: What is the vertical clearance between the highest point of your towboat, if it is 48 feet above the water, and if the Natchez Gage reads 20.1 feet when passing under the Natchez Upper Highway Bridge?

    a. 35.9 feet
    b. 43.2 feet
    c. 49.3 feet
    d. 57.9 feet
1806: In high water conditions, which publication would you consult for the latest information on buoys between Baton Rouge and Cairo?

    a. U.S.C.G. Light List
    b. U.S.C.G. Local Notice to Mariners
    c. Army Corps. of Engineers Navigation Chart
    d. List of Buoys and Daymarks
1807: As you approach Hole in the Wall Light (mile 373.4 AHP),
what type of daymark would you see on the light structure?

    a. Green square
    b. Green diamond
    c. Red diamond
    d. Red square
1808: You are on map #4. What is the mile point of the facility known as Gulf Coast Grain Co.?

    a. mile 920 AHP
    b. mile 921 AHP
    c. mile 922 AHP
    d. mile 923 AHP
1809: Which daymark would you see at Shields Bar Lt. (mile 882.2 AHP)?

    a. Red triangle
    b. Green triangle
    c. Red diamond
    d. Green square
1810: You are turning for 9 mph, approaching Fort Adams Lt. (mile 311.4 AHP) and it is reported that the current at Knox Landing is estimated at 4.5 MPH. Which of the following statements is TRUE?

    a. Tows and other vessels should navigate as close to the left descending bank as safety will permit.
    b. The inflow channel is a navigable channel for any vessel.
    c. You are making 13.5 mph over the ground.
    d. Old River Control Structure Light and Fort Adams Light may be used as range lights when entering the outflow channel.
1811: Where would you find out which buoys, if any, are in place at Concordia Bar crossing (mile 596.0 AHP)?

    a. Notice to Mariners
    b. Bulletin board at the Rosedale Gage
    c. Waterways Journal
    d. None of the above
1831: You pass Warnicott Bar Lt. at 1146, 24 May. What is your ETA off the Mhoon Landing Gage if you average 6.5 mph?

    a. 0152, 26 May
    b. 0426, 26 May
    c. 1528, 26 May
    d. 0909, 27 May
1832: Where can scheduled broadcast times of river stages be found?

    a. Sailing Directions
    b. List of Lights
    c. Light List
    d. Coast Pilot
1833: What are the dimensions of the Port Allen Lock at Baton Rouge, LA?

    a. 75 feet x 1188 feet
    b. 84 feet x 1180feet
    c. 84 feet x 1188 feet
    d. 75 feet x 1180 feet
1834: Which type of daymark would you see on the Belle Island Corner Lt. at mile 458.6 AHP?

    a. Green diamond
    b. Green square
    c. Red diamond
    d. Red triangle
1835: The Vaucluse Trench fill revetment on the LMR extends from mile __________.

    a. 524.3 - 522.6 RDB
    b. 535.6 - 532.9 RDB
    c. 535.9 - 534.3 LDB
    d. 534.3 - 532.6 LDB
1836: Which daymark should you see as you approach French Point Light (mile 915.4 AHP)?

    a. Green diamond
    b. Green square
    c. Red triangle
    d. Red diamond
1837: The Arkansas City Yellow Bend revetment on the LMR extends from mile _________.

    a. 555.0-549.7 RDB
    b. 549.0-548.5 RDB
    c. 556.9-554.9 LDB
    d. 548.5-546.5 LDB
1838: What is the distance from Baton Rouge, LA, to St. Louis, MO, on the Mississippi River System?

    a. 1038 miles
    b. 916 miles
    c. 690 miles
    d. 352 miles
1839: What are the dimensions of the channel maintained from Baton Rouge to New Orleans, LA?

    a. 30 feet x 300 feet
    b. 40 feet x 300 feet
    c. 30 feet x 500 feet
    d. 45 feet x 500 feet
1841: At 0509, on 26 December, you pass under the Helena Highway Bridge (mile 661.7 AHP). What has been the average speed of the current since departing Memphis Harbor, McKellar Lake, if you have been making turns for 7.5 mph?

    a. 1.8 mph
    b. 2.1 mph
    c. 4.4 mph
    d. 5.6 mph
1842: What town is located at mile 389.8 AHP?

    a. Whitehall
    b. Belmont
    c. St. James
    d. Rodney
1851: On 23 September , while taking stars for an evening fix, an unidentified star is observed bearing 261°T at an observed altitude of 61°35'. Your 1836 zone time DR position is LAT 25°18'S, LONG 162°36'E. The chronometer reads 07h 34m 12s, and the chronometer error is 01m 54s slow. Your vessel is steaming on a course of 230°T at a speed of 18 knots. What star did you observe?

    a. Antares
    b. Canopus
    c. Achernar
    d. Sirius
1852: On 26 November , at 0535 ZT, while taking sights for a morning fix, you observe an unidentified planet bearing 074°T at an observed altitude (Ho) of 38°29.8'. Your DR position is LAT 27°18.9'S, LONG 30°18.4'E. The chronometer time of the sight is 03h 33m 16s, and the chronometer is 01m 48s slow. What planet did you observe?

    a. Saturn
    b. Jupiter
    c. Mars
    d. Venus
1853: On 8 April , while taking observations for an evening fix, you observe an unidentified star bearing 250.7°T at an observed altitude of 51°44.8'. Your DR position at the time of the sight was LAT 22°16.0'N, LONG 157°58.3'W. The chronometer reads 05h 09m 57s and is 01m 23s slow. What star did you observe?

    a. Betelgeuse
    b. Aldebaran
    c. Alnilam
    d. Bellatrix
1854: On 22 July , your 1759 ZT DR position is LAT 24°50.2'S, LONG 05°16.0'E. You observe an unidentified star bearing 231°T, at an observed altitude (Ho) of 26°10.0'. The chronometer reads 06h 01m 31s and is 02m 15s fast. What star did you observe?

    a. Acamar
    b. Capella
    c. Miaplacidus
    d. Suhail
1855: On 22 July , your 0442 ZT DR position is LAT 26°35.6'N, LONG 22°16.7'W. You observe an unidentified star bearing 112°T, at an observed altitude (Ho) of 44°16.0'. The chronometer reads 05h 39m 03s and is 03m 14s slow. What star did you observe?

    a. Hamal
    b. Rigel
    c. Menkar
    d. Acamar
1856: On 22 June , your 0424 ZT DR position is LAT 26°18.5'N,
LONG 124°18.2'W. You observe an unidentified star bearing 031°T at an observed altitude (Ho) of 49°26.0'. The chronometer reads 00h 23m 24s and is 01m 32s slow. What star did you observe?

    a. Peacock
    b. Schedar
    c. Ankaa
    d. Alioth
1857: On 22 May , your 0437 ZT DR position is LAT 25°18.5'N, LONG 51°18.0'W. You observe an unidentified star bearing 097°T at an observed altitude (Ho) of 48°20.0'. The chronometer reads 07h 40m 40s and is 03m 24s fast. What star did you observe?

    a. Markab
    b. Diphda
    c. Sabik
    d. Hamal
1858: On 22 April , your 1852 ZT DR position is LAT 23°54.5'
N, LONG 117°36.8'W. You observe an unidentified star bearing 129°T at an observed altitude (Ho) of 27°10.0'. The chronometer reads 02h 54m 53s and is 02m 51s fast. What star did you observe?

    a. Diphda
    b. Betelgeuse
    c. Gienah
    d. Arcturus
1859: On 22 March , your 0519 ZT DR position is LAT 27°20.6'N, LONG 69°25.6'W. You observe an unidentified star bearing 094°T, at an observed altitude (Ho) of 30°15.0'. The chronometer reads 10h 16m 47s and is 02m 15s slow. What star did you observe?

    a. Acamar
    b. Enif
    c. Menkar
    d. Rigel
1860: On 22 March , your 1834 ZT DR position is LAT 26°13.5'S, LONG 108°36.5'W. You observe an unidentified star bearing 077°T, at an observed altitude (Ho) of 43°10.5'. The chronometer reads 01h 32m 37s and is 01m 50s slow. What star did you observe?

    a. Regulus
    b. Menkar
    c. Rigel
    d. Alphard
1861: On 22 February , your 1857 ZT DR position is LAT 23°46.0'S, LONG 93°16.5'E. You observe an unidentified star bearing 159°T, at an observed altitude (Ho) of 34°30.0'. The chronometer reads 01h 00m 35s and is 03m 25s fast. What star did you observe?

    a. Adhara
    b. Miaplacidus
    c. Avior
    d. Suhail
1862: On 14 January , your 0550 ZT DR position is LAT 25°26.0'N, LONG 38°16.0'W. You observe an unidentified star bearing 004.5°T, at an observed altitude (Ho) of 40°10.0'. The chronometer reads 08h 48m 51s and is 01m 22s slow. What star did you observe?

    a. Gienah
    b. Kochab
    c. Gacrux
    d. Eltanin
1863: On 14 January , your 1922 ZT DR position is LAT 27°18.5'S, LONG 67°18.0'E. You observe an unidentified star bearing 029°T, at an observed altitude (Ho) of 29°35.0'. The chronometer reads 03h 25m 43s and is 03m 15s fast. What star did you observe?

    a. Elnath
    b. Fomalhaut
    c. Pollux
    d. Markab
1864: At 0520 zone time, on 17 March , while taking stars for a morning fix, you observe an unidentified star bearing 050°T, at an observed altitude (Ho) of 45°00.0'. Your DR position at the time of the sight is LAT 27°23.0'N, LONG 39°42.0° W. The chronometer time of the sight is 08h 22m 15s, and the chronometer error is 01m 45s fast. Your vessel is steaming on a course of 300°T at a speed of 18 knots. What star did you observe?

    a. Altair
    b. Alkaid
    c. Arcturus
    d. Deneb
1866: On 12 June , your 1845 DR position is LAT 21°47'N, LONG 46°52'W when you observe a faint unidentifiable star through a break in the clouds. The star bears 019.0°T at a sextant altitude (hs) of 53°56.2'. The index error is 0.5' on the arc, and the height of eye is 45 feet. The chronometer reads 09h 43m 27s, and the chronometer error is 1m 46s slow. What star did you observe?

    a. Phecda
    b. Mimosa
    c. Gamma Ursae Minoris
    d. Mizar
1867: On 12 June , your 1845 DR position is LAT 21°47'N, LONG 46°52'W when you observe a faint unidentifiable star through a break in the clouds. The star bears 162°T at a sextant altitude (hs) of 28°36.5'. The index error is 0.5'
on the arc, and the height of eye is 45 feet. The chronometer reads 09h 43m 27s, and the chronometer error is 1m 46s slow. What star did you observe?

    a. Gamma Virginis
    b. Iota Centauri
    c. Spica
    d. Mimosa
1868: On 12 June , your 1945 DR position is LAT 21°47.0'N, LONG 46°52.0'W when you observe a faint unidentifiable star through a break in the clouds. The star bears 130°T at a sextant altitude (hs) of 45°21.2'. The index error is 0.5' on the arc, and the height of eye is 45 feet. The chronometer reads 10h 43m 27s, and the chronometer error is 1m 46s slow. What star did you observe?

    a. Theta Carinae
    b. Epsilon Leonis
    c. Beta Librae
    d. Zeta Puppis
1869: On 12 June , your 1845 DR position is LAT 21°47'N, LONG 46°52'W when you observe a faint unidentifiable star through a break in the clouds. The star bears 282.5°T at a sextant altitude (hs) of 14°22.3'. The index error is 0.5'
on the arc, and the height of eye is 45 feet. The chronometer reads 09h 43m 27s, and the chronometer error is 1m 46s slow. What star did you observe?

    a. Wezen
    b. Alhena
    c. Mirzam
    d. Menkalinan
1870: On 12 June , your 1845 DR position is LAT 21°47'N, LONG 46°52'W when you observe a faint unidentifiable star through a break in the clouds. The star bears 313°T at a sextant altitude (hs) of 14°56.3'. The index error is 0.5' on the arc, and the height of eye is 45 feet. The chronometer reads 09h 43m 27s, and the chronometer error is 1m 46s slow. What star did you observe?

    a. Menkalinan
    b. Mirzam
    c. Theta Aurigae
    d. Alnitak
1871: On 12 June , your 1845 DR position is LAT 21°47'N, LONG 46°52'W when you observe a faint unidentifiable star through a break in the clouds. The star bears 270°T at a sextant altitude (hs) of 65°41.7'. The index error is 0.5' on the arc, and the height of eye is 45 feet. The chronometer reads 09h 43m 27s, and the chronometer error is 1m 46s slow. What star did you observe?

    a. Epsilon Leonis
    b. Scheat
    c. Merak
    d. Algeiba
1872: On 12 June , your 1845 DR position is LAT 21°47'N, LONG 46°52'W when you observe a faint unidentifiable star through a break in the clouds. The star bears 031°T at a sextant altitude (hs) of 70°10.3'. The index error is 0.5' on the arc, and the height of eye is 45 feet. The chronometer reads 09h 43m 27s, and the chronometer error is 1m 46s slow. What star did you observe?

    a. Sheratan
    b. Ruchbah
    c. Mimosa
    d. Cor Caroli
1873: On 12 June , your 1845 DR position is LAT 21°47'N,
LONG 46°52'W when you observe a faint unidentifiable star through a break in the clouds. The star bears 174.0°T at a sextant altitude (hs) of 18°58.6'. The index error is 0.5°
on the arc, and the height of eye is 45 feet. The chronometer reads 09h 43m 27s, and the chronometer error is 1m 46s slow. What star did you observe?

    a. Muhlifain
    b. Alpha Hydri
    c. Almak
    d. Alpha Muscae
1874: On 2 October , your 1845 DR position is LAT 28°09.2'S, LONG 167°48.1'E. You observe a faint star through a hole in the clouds at a sextant altitude (hs) of 25°19.4' bearing 273°T. The index error is 1.3' off the arc, and the height of eye is 42 feet. The chronometer reads 07h 46m 19s and is 0m 51s fast. What star did you observe?

    a. Alpha Serpentis
    b. Beta Librae
    c. Beta Lupi
    d. Epsilon Bootis
1875: On 2 October , your 1845 DR position is LAT 28°09.2'S, LONG 167°48.1'E. You observe a faint star through a hole in the clouds at a sextant altitude (hs) of 68°03.6' bearing 154°T. The index error is 1.3' off the arc, and the height of eye is 42 feet. The chronometer reads 07h 46m 19s and is 0m 51s fast. What star did you observe?

    a. Alpha Indi
    b. Epsilon Cygni
    c. Gamma Aquilae
    d. Albireo
1876: On 2 October , your 1845 DR position is LAT 28°09.2'S, LONG 167°48.1'E. You observe a faint star through a hole in the clouds at a sextant altitude (hs) of 11°37.6' bearing 066°T. The index error is 1.3' off the arc, and the height of eye is 42 feet. The chronometer reads 07h 46m 19s and is 0m 51s fast. What star did you observe?

    a. Scheat
    b. Ruckbah
    c. Caph
    d. Algenib
1877: On 2 October , your 1845 DR position is LAT 28°09.2'S, LONG 167°48.1'E. You observe a faint star through a hole in the clouds at a sextant altitude (hs) of 63°29.1' bearing 237.5°T. The index error is 1.3' off the arc, and the height of eye is 42 feet. The chronometer reads 07h 46m 19s and is 0m 51s fast. What star did you observe?

    a. Kappa Scorpii
    b. Beta Ophiuchi
    c. Alpha Arae
    d. Beta Draconis
1878: On 13 September , your 1830 ZT DR position was LAT 23°03'S, LONG 105°16'E when you observe a faint unidentifiable star through a hole in the clouds. The star bore 132.3°T at a sextant altitude (hs) of 29°34.6'. The chronometer read 11h 24m 39s and is 5m 08s slow. The index error is 1.0' off the arc, and the height of eye is 52 feet. What star did you observe?

    a. Beta Gruis
    b. Sigma Capricorni
    c. Scheat
    d. Alpha Indi
1879: On 13 September , your 1830 ZT DR position was LAT 23°03'S, LONG 105°16'E when you observed a faint unidentifiable star through a hole in the clouds. The star bore 351.5°T at a sextant altitude (hs) of 62°05.6'. The chronometer read 11h 24m 39s and is 5m 08s slow. The index error is 1.0' off the arc, and the height of eye is 52 feet. What star did you observe?

    a. Alpha Herculis
    b. Kappa Scorpii
    c. Alpha Arae
    d. Beta Ophiuchi
1880: On 13 September , your 1830 ZT DR position was LAT 23°03'S, LONG 105°16'E when you observed a faint unidentifiable star through a hole in the clouds. The star bore 265.0°T at a sextant altitude (hs) of 62°25.4'. The chronometer read 11h 24m 39s and is 5m 08s slow. The index error is 1.0' off the arc, and the height of eye is 52 feet. What star did you observe?

    a. Sigma Ophiuchi
    b. Alcyone
    c. Dschubba
    d. Gamma Lupi
1881: On 13 September , your 1830 ZT DR position was LAT 23°03'S, LONG 105°16'E, when you observed a faint unidentifiable star through a hole in the clouds. The star bore 148.0°T at a sextant altitude (hs) of 32°24.3'. The chronometer read 11h 24m 39s and is 05m 08s slow. The index error is 1.0' off the arc, and the height of eye is 52 feet. What star did you observe?

    a. Beta Gruis
    b. Alpha Tucanae
    c. Beta Aquarii
    d. Alpha Indi
1882: On 2 October , your 1845 DR position was LAT 28°09.2'S, LONG 167°48.1'E. You observe a faint star through a hole in the clouds at a sextant altitude (hs) of 20°45.6' T, bearing 201.5°T. The index error is 1.3' off the arc, and the height of eye is 42 feet. The chronometer reads 07h 46m 19s and is 00m 51s fast. What star did you observe?

    a. Cor Caroli
    b. Muhlifain
    c. Alpha Muscae
    d. Beta Corvi
1883: On 13 June , your 0445 DR position is LAT 20°12.0'N, LONG 44°45.0'W. You observe an unidentified star bearing 168°T at an observed altitude (Ho) of 38°56.0'. The chronometer reads 07h 43m 20s, and is 01m 39s slow. Which star did you observe?

    a. Peacock
    b. Ankaa
    c. Al Na'ir
    d. Fomalhaut
1883: On 13 June , your 0445 DR position is LAT 20°12.0'N, LONG 44°45.0'W. You observe an unidentified star bearing 168°T at an observed altitude (Ho) of 38°56.0'. The chronometer reads 07h 43m 20s, and is 01m 39s slow. Which star did you observe?

    a. Peacock
    b. Ankaa
    c. Al Na'ir
    d. Fomalhaut
1884: On 26 November , your 0535 DR position is LAT 27°18.9'S, LONG 30°18.4'E. You observe an unidentified planet bearing 085°T at an observed altitude (Ho) of 32°15.2'. The chronometer reads 03h 33m 16s, and is 01m 48s slow. What planet did you observe?

    a. Saturn
    b. Jupiter
    c. Mars
    d. Venus
1885: On 26 November , your 0535 DR position is LAT 27°18.9'S, LONG 30°18.4'E. You observe an unidentified planet bearing 037°T at an observed altitude (Ho) of 50°06.4'. The chronometer reads 03h 33m 16s and is 01m 48s slow. What planet did you observe?

    a. Saturn
    b. Jupiter
    c. Mars
    d. Venus
1886: On 8 April , your evening DR position is LAT 22°16'N, LONG 157°58.3'W. You observe an unidentified star bearing 246°T at an observed altitude (Ho) of 58°45.5'. The chronometer reads 05h 09m 57s, and is 01m 23s slow. What star did you observe?

    a. Betelgeuse
    b. Aldebaran
    c. Alnilam
    d. Bellatrix
1887: On 8 April , your evening DR position is LAT 22°16.0'N, LONG 157°58.3'W. You observe an unidentified star bearing 271°T at an observed altitude (Ho) of 44°08.2'. The chronometer reads 05h 09m 57s, and is 01m 23s slow. What star did you observe?

    a. Betelgeuse
    b. Aldebaran
    c. Alnilam
    d. Bellatrix
1888: On 8 April , your evening DR position is LAT 22°16.0'N, LONG 157°58.3'W. You observe an unidentified star bearing 238°T at an observed altitude (Ho) of 50°02.7'. The chronometer reads 05h 09m 57s, and is 01m 23s slow. What star did you observe?

    a. Betelgeuse
    b. Aldebaran
    c. Alnilam
    d. Bellatrix
1889: On 22 July , your 1759 DR position is LAT 24°50.2'S, LONG 05°16.0'E. You observe an unidentified star bearing 293°T at an observed altitude (Ho) of 17°52.8'. The chronometer reads 06h 01m 31s, and is 02m 15s fast. What star did you observe?

    a. Regulus
    b. Antares
    c. Miaplacidus
    d. Suhail
1890: On 22 July , your 1759 DR position is LAT 24°50.2'S, LONG 05°16.0'E. You observe an unidentified star bearing 100°T at an observed altitude (Ho) of 61°48.2'. The chronometer reads 06h 01m 31s, and is 02m 15s fast. What star did you observe?

    a. Regulus
    b. Antares
    c. Miaplacidus
    d. Suhail
1891: On 22 July , your 1759 DR position is LAT 24°50.2'S, LONG 005°16.0'E. You observe an unidentified star bearing 203°T at an observed altitude (Ho) of 28°12.2'. The chronometer reads 06h 01m 31s, and is 02m 15s fast. What star did you observe?

    a. Regulus
    b. Antares
    c. Miaplacidus
    d. Suhail
1892: On 22 July , your 0442 DR position is LAT 26°35.6'N, LONG 22°16.7'W. You observe an unidentified star bearing 091°T at an observed altitude (Ho) of 64°35.2'. The chronometer reads 05h 39m 03s, and is 03m 14s slow. What star did you observe?

    a. Hamal
    b. Rigel
    c. Menkar
    d. Acamar
1893: On 22 July , your 0442 DR position is LAT 26°35.6'N, LONG 22°16.7'W. You observe an unidentified star bearing 104°T at an observed altitude (Ho) of 9°55.7'. The chronometer reads 05h 39m 03s, and is 03m 14s slow. What star did you observe?

    a. Hamal
    b. Rigel
    c. Menkar
    d. Acamar
1894: On 22 July , your 0442 DR position is LAT 26°35.6'N, LONG 22°16.7'W. You observe an unidentified star bearing 149°T at an observed altitude (Ho) of 12°55.0'. The chronometer reads 05h 39m 03s, and is 03m 14s slow. What star did you observe?

    a. Hamal
    b. Rigel
    c. Menkar
    d. Acamar
1895: On 22 June , your 0424 DR position is LAT 26°18.5'N, LONG 124°18.2'W. You observe an unidentified star bearing 195°T at an observed altitude (Ho) of 03°30.7'. The chronometer reads 00h 23m 24s, and is 01m 32s slow. What star did you observe?

    a. Peacock
    b. Schedar
    c. Ankaa
    d. Alioth
1896: On 22 June , your 0424 DR position is LAT 26°18.5'N, LONG 124°18.2'W. You observe an unidentified star bearing 154°T at an observed altitude (Ho) of 15°01.2'. The chronometer reads 12h 23m 24s, and is 01m 32s slow. What star did you observe?

    a. Peacock
    b. Schedar
    c. Ankaa
    d. Alioth
1897: On 22 June , your 0424 DR position is LAT 26°18.5'N, LONG 124°18.2'W. You observe an unidentified star bearing 249°T at an observed altitude (Ho) of 52°50.7'. The chronometer reads 00h 23m 24s, and is 01m 32s slow. What star did you observe?

    a. Peacock
    b. Schedar
    c. Ankaa
    d. Altair
1897: On 22 June , your 0424 DR position is LAT 26°18.5'N, LONG 124°18.2'W. You observe an unidentified star bearing 249°T at an observed altitude (Ho) of 52°50.7'. The chronometer reads 00h 23m 24s, and is 01m 32s slow. What star did you observe?

    a. Peacock
    b. Schedar
    c. Ankaa
    d. Altair
1898: On 22 May , your 0437 DR position is LAT 25°18.5'N, LONG 51°18.0'W. You observe an unidentified star bearing 142°T at an observed altitude (Ho) of 23°10.2'. The chronometer reads 07h 40m 40s, and is 03m 24s fast. What star did you observe?

    a. Markab
    b. Diphda
    c. Sabik
    d. Fomalhaut
1899: On 22 May , your 0437 DR position is LAT 25°18.5'N, LONG 51°18.0'W. You observe an unidentified star bearing 116°T at an observed altitude (Ho) of 11°27.8'. The chronometer reads 07h 40m 40s, and is 03m 24s fast. What star did you observe?

    a. Markab
    b. Diphda
    c. Sabik
    d. Hamal
1900: On 22 May , your 0437 DR position is LAT 25°18.5'N, LONG 51°18.0'W. You observed an unidentified star bearing 233°T at an observed altitude (Ho) of 29°42.3'. The chronometer reads 07h 40m 40s, and is 03m 24s fast. What star did you observe?

    a. Markab
    b. Diphda
    c. Sabik
    d. Hamal
1901: On 22 April , your 1852 DR position is LAT 23°54.5'N, LONG 117°36.8'W. You observe an unidentified star bearing 248°T at an observed altitude (Ho) of 25°00.9'. The chronometer reads 02h 54m 53s, and is 02m 51s fast. What star did you observe?

    a. Rigel
    b. Betelgeuse
    c. Gienah
    d. Arcturus
1902: On 22 April , your 1852 DR position is LAT 23°54.5'N, LONG 117°36.8'W. You observe an unidentified star bearing 077°T at an observed altitude (Ho) of 18°58.7'. The chronometer reads 02h 54m 53s, and is 02m 51s fast. What star did you observe?

    a. Diphda
    b. Betelgeuse
    c. Gienah
    d. Arcturus
1903: On 22 April , your 1852 DR position is LAT 23°54.5'N, LONG 117°36.8'W. You observe an unidentified star bearing 259°T at an observed altitude (Ho) of 41°15.2'. The chronometer reads 02h 54m 53s, and is 02m 51s fast. What star did you observe?

    a. Diphda
    b. Betelgeuse
    c. Gienah
    d. Arcturus
1904: On 22 March , your 0519 DR position is LAT 27°20.6'N, LONG 69°25.6'W. You observe an unidentified star bearing 115°T at an observed altitude (Ho) of 54°52.8'. The chronometer reads 10h 16m 47s, and is 02m 15s slow. What star did you observe?

    a. Altair
    b. Enif
    c. Menkar
    d. Rigel
1905: On 22 March , your 0519 DR position is LAT 27°20.6'N, LONG 69°25.6'W. You observe an unidentified star bearing 200°T at an observed altitude (Ho) of 33°05.5'. The chronometer reads 10h 16m 47s, and is 02m 15s slow. What star did you observe?

    a. Acamar
    b. Enif
    c. Antares
    d. Rigel
1906: On 22 March , your 0519 DR position is LAT 27°20.6'N, LONG 69°25.6'W. You observe an unidentified star bearing 051°T at an observed altitude (Ho) of 50°03.7'. The chronometer reads 10h 16m 47s, and is 02m 15s slow. What star did you observe?

    a. Acamar
    b. Enif
    c. Menkar
    d. Deneb
1907: On 22 March , your 1834 DR position is LAT 26°13.5'S, LONG 108°36.5'W. You observe an unidentified star bearing 062°T at an observed altitude (Ho) of 23°22.0'. The chronometer reads 01h 32m 37s, and is 01m 50s slow. Which star did you observe?

    a. Regulus
    b. Menkar
    c. Rigel
    d. Alphard
1908: On 22 March , your 1834 DR position is LAT 26°13.5'S, LONG 108°36.5'W. You observe an unidentified star bearing 315°T at an observed altitude (Ho) of 66°01.2'. The chronometer reads 01h 32m 37s, and is 01m 50s slow. What star did you observe?

    a. Regulus
    b. Menkar
    c. Rigel
    d. Alphard
1909: On 22 March , your 1834 DR position is LAT 26°13.5'S, LONG 108°36.5'W. You observe an unidentified star bearing 294°T at an observed altitude (Ho) of 33°02.7'. The chronometer reads 01h 32m 37s, and is 01m 50s slow. What star did you observe?

    a. Regulus
    b. Menkar
    c. Rigel
    d. Alphard
1910: On 22 February , your 1857 DR position is LAT 23°46.0'S, LONG 93°16.5'E. You observe an unidentified star bearing 126°T at an observed altitude (Ho) of 40°21.5'. The chronometer reads 01h 00m 35s and is 03m 25s fast. What star did you observe?

    a. Adhara
    b. Miaplacidus
    c. Avior
    d. Suhail
1911: On 22 February , your 1857 DR position is LAT 23°46.0'S, LONG 93°16.5'E. You observe an unidentified star bearing 150°T at an observed altitude (Ho) of 42°15.0'. The chronometer reads 01h 00m 35s, and is 03m 25s fast. What star did you observe?

    a. Adhara
    b. Miaplacidus
    c. Avior
    d. Suhail
1912: On 22 February , your 1857 DR position is LAT 23°46.0'S, LONG 93°16.5'E. You observe an unidentified star bearing 108°T at an observed altitude (Ho) of 67°53.9'. The chronometer reads 01h 00m 35s, and is 03m 25s fast. What star did you observe?

    a. Adhara
    b. Miaplacidus
    c. Avior
    d. Suhail
1913: On 14 January , your 0550 DR position is LAT 25°26.0'N, LONG 38°16.0'W. You observe an unidentified star bearing 212°T at an observed altitude (Ho) of 41°42.3'. The chronometer reads 08h 48m 51s, and is 01m 22s slow. What star did you observe?

    a. Gienah
    b. Kochab
    c. Gacrux
    d. Eltanin
1914: On 14 January , your 0550 DR position is LAT 25°26.0'N, LONG 38°16.0'W. You observe an unidentified star bearing 192°T at an observed altitude (Ho) of 06°15.2'. The chronometer reads 08h 48m 51s, and is 01m 22s slow. What star did you observe?

    a. Gienah
    b. Kochab
    c. Gacrux
    d. Eltanin
1915: On 14 January , your 0550 DR position is LAT 25°26.0'N, LONG 38°16.0'W. You observe an unidentified star bearing 043°T at an observed altitude (Ho) of 37°12.1'. The chronometer reads 08h 48m 51s, and is 01m 22s slow. What star did you observe?

    a. Gienah
    b. Kochab
    c. Gacrux
    d. Eltanin
1916: On 14 January , your 1922 DR position is LAT 27°18.5'S, LONG 67°18.0'E. You observe an unidentified star bearing 250°T at an observed altitude (Ho) of 31°01.2'. The chronometer reads 03h 25m 43s, and is 03m 15s fast. Which star did you observe?

    a. Elnath
    b. Fomalhaut
    c. Pollux
    d. Markab
1917: On 14 January , your 1922 DR position is LAT 27°18.5'S, LONG 67°18.0'E. You observe an unidentified star bearing 054°T at an observed altitude (Ho) of 07°52.1'. The chronometer reads 03h 25m 43s, and is 03m 15s fast. What star did you observe?

    a. Elnath
    b. Fomalhaut
    c. Pollux
    d. Markab
1918: On 14 January , your 1922 DR position is LAT 27°18.5'S, LONG 67°18.0'E. You observe an unidentified star bearing 295°T at an observed altitude (Ho) of 13°50.7'. The chronometer reads 03h 25m 43s, and is 03m 15s fast. What star did you observe?

    a. Elnath
    b. Fomalhaut
    c. Pollux
    d. Markab
1919: On 17 March , your 0520 DR position is LAT 27°23.0'N, LONG 39°42.0'W. You observe an unidentified star bearing 110°T at an observed altitude (Ho) of 50°47.2'. The chronometer reads 08h 22m 15s, and is 01m 45s fast. What star did you observe?

    a. Altair
    b. Alkaid
    c. Arcturus
    d. Deneb
1920: On 17 March , your 0520 Dr position is LAT 27°23.0'N, LONG 39°42.0'W. You observe an unidentified star bearing 313°T at an observed altitude (Ho) of 43°03.8'. The chronometer reads 08h 22m 15s and is 01m 45s fast. What star did you observe?

    a. Altair
    b. Alkaid
    c. Arcturus
    d. Deneb
1921: On 17 March , your 1845 DR position is LAT 25°10.0'N, LONG 66°48.0'W. You observe an unidentified star bearing 340°T at an observed altitude (Ho) of 66°25.1'. The chronometer reads 10h 47m 49s, and is 1m 54s fast. What star did you observe?

    a. Capella
    b. Mirfak
    c. Pollux
    d. Rigel
1922: On 17 March , your 1845 DR position is LAT 25°10.0'N, LONG 66°48.0'W. You observe an unidentified star bearing 320°T at an observed altitude (Ho) of 50°02.9'. The chronometer reads 10h 47m 49s, and is 1m 54s fast. What star did you observe?

    a. Capella
    b. Mirfak
    c. Pollux
    d. Rigel
1923: On 17 March , your 1845 DR position is LAT 25°10.0'N, LONG 66°48.0'W. You observe an unidentified star bearing 077°T at an observed altitude (Ho) of 67°04.4'. The chronometer reads 10h 47m 49s, and is 1m 54s fast. What star did you observe?

    a. Capella
    b. Mirfak
    c. Pollux
    d. Rigel
1924: On 23 September , your 1836 DR position is LAT 25°18'S, LONG 162°23'E. You observe an unidentified star bearing 000°T at an observed altitude (Ho) of 26°18'. The chronometer reads 07h 34m 12s, and is 01m 54s slow. What star did you observe?

    a. Antares
    b. Canopus
    c. Achernar
    d. Vega
1925: On 23 September , your 1836 DR position is LAT 25°18'S, LONG 162°36'E. You observe an unidentified star bearing 148°T at an observed altitude (Ho) of 13°32'. The chronometer reads 07h 34m 12s, and is 01m 54s slow. Which star did you observe?

    a. Antares
    b. Canopus
    c. Achernar
    d. Sirius
1926: On 23 September , your 1836 DR position is LAT 25°18'S, LONG 162°36'E. You observe an unidentified star bearing 022°T at an observed altitude (Ho) of 13°16'. The chronometer reads 07h 34m 12s, and is 01m 54s slow. What star did you observe?

    a. Antares
    b. Deneb
    c. Achernar
    d. Sirius
1927: At 1554, on 25 May, you pass Huntington Point Light (mile 555.2 AHP). What was your average speed since departing Amoco Pipeline Co. DockS (253.6 AHP)?

    a. 6.9 mph
    b. 6.2 mph
    c. 4.8 mph
    d. 4.3 mph
1928: On 17 March , your 0520 DR position is LAT 27°23.0'N, LONG 39°42.0'W. At this time you observe an unidentified star bearing 270°T with an observed altitude of 46°30.2'. The chronometer reads 08h 22m 15s, and is 01m 45s fast. What star did you observe?

    a. Altair
    b. Alkaid
    c. Arcturus
    d. Deneb
1929: You are taking a time tick using the 1930 signal from Rio de Janeiro, Brazil. You hear the preparatory signal "CQ DE PPE" repeated several times followed by a short dash (0.4 sec), 60 dots (0.1 sec each) and another short dash. At the beginning of the last dash, the comparing watch reads 07h 30m 13s. When compared to the chronometer, the comparing watch reads 07h 31m 56s, and the chronometer reads 07h 30m 21s. What is the chronometer error?

    a. 0m 13s fast
    b. 1m 43s fast
    c. 1m 22s slow
    d. 1m 48s slow
1949: The circle with black and white quadrants located at mile 435.6 AHP is a __________.

    a. Daymark
    b. Electrical Tower
    c. River Gage
    d. Information Board
1950: The Greenville Gage reads 10.6 feet. The high point of your towboat is 54 feet above water. What is the vertical
clearance as you pass under the Greenville Highway Bridge?

    a. 44.4 feet
    b. 54.2 feet
    c. 65.4 feet
    d. 75.4 feet
1951: As you approach Ashland Light (mile 378.1 AHP) which daymark would you see?

    a. Red triangle
    b. Red diamond
    c. Green square
    d. Green diamond
1952: As you approach Dean Island Light (mile 754.8 AHP), which type of daymark will be observed at the light?

    a. Green triangle
    b. Green diamond
    c. Green square
    d. Red-and-green banded square
1953: You are downbound when you observe on your Mississippi River map a circel with black and white quadrants on the left bank. This indicates a __________.

    a. river gage
    b. daymark
    c. control tower
    d. information board
1954: You have received orders to proceed to the Amoco Pipeline Co. (mile 253.6 AHP) above Baton Rouge. If your vessel is making turns for 9 mph with an estimated average current of 1.5 mph, what is your ETA at the Amoco docks?

    a. 1444, 27 Aug
    b. 2214, 27 Aug
    c. 0844, 28 Aug
    d. 1454, 28 Aug
1955: At 1814, on 11 September, you pass under the Greenville Highway Bridge (mile 531.3 AHP). What speed must you average to arrive at Jimmy Hawken Light (mile 663.5 AHP) at 0930 the following day?

    a. 8.7 mph
    b. 7.7 mph
    c. 6.3 mph
    d. 5.6 mph
1956: At 1923, you increase speed to make good 9.2 mph. What is the first gage you will pass after your speed change?

    a. Cottonwood Point
    b. Caruthersville
    c. Fulton
    d. New Madrid
1957: At 1923, on September 21, you pass Bixby Towhead Light (mile 873.7 AHP). What was your average speed since leaving Cairo?

    a. 9.2 mph
    b. 8.8 mph
    c. 8.5 mph
    d. 7.2 mph
1958: Which daymark would you see as you approach Red Store Light (mile 269.5 AHP)?

    a. Green square
    b. Green triangle
    c. Green diamond
    d. Red square
1959: The charts show two dashed lines crossing the river just south of St. Catherine Bar Light. What does this indicate?

    a. Overhead power lines
    b. Louisiana-Mississippi ferry crossings
    c. Two railroad trestles
    d. Two submerged oil pipelines
1960: The low water reference plane for Greenville Highway Bridge is 11.3 feet. If the Gage at the Greenville Highway Bridge reads 22.0 feet, what is the water level in relation to the low water reference plane (LWRP)?

    a. 22.1 feet below the LWRP
    b. 10.7 feet below the LWRP
    c. 10.7 feet above the LWRP
    d. 0.5 feet below the LWRP
1961: The Delta-Friar Point revetment on the LMR extends from mile __________.

    a. 657.3 - 652.2 LDB
    b. 652.8 - 649.6 RDB
    c. 648.5 - 645.5 LDB
    d. 645.6 - 641.4 RDB
1963: Which of the following statements are TRUE?

    a. Oil well structures are listed in the Light List.
    b. All aids to navigation with lights have lateral significance.
    c. On the Western Rivers, crossing marks may exhibit white lights.
    d. All of the above.
1964: The Platte River empties into which river?

    a. Mississippi
    b. Missouri
    c. Ohio
    d. Tennessee
1981: Where can scheduled broadcast times of river stages be found?

    a. Sailing Directions
    b. Light List
    c. List of Lights
    d. Coast Pilot
1986: You are in charge of a vessel that damages an aid to navigation established and maintained by the United States. Which statement is TRUE?

    a. You must take the aid in tow and deliver it to the nearest Coast Guard, Marine Safety Office.
    b. You must report the allision to the nearest Army Corps.. of
    Engineers Office.
    c. You may wait until you reach your destination before reporting the allision to the U.S. Coast Guard.
    d. You must report the accident to the nearest Officer in Charge, Marine Inspection.
2001: On 3 February , your 0451 zone time DR position is LAT 24°15.0'S, LONG 124°24.0'W. Considering their magnitude, azimuth and altitude, which group includes the three bodies best suited for a fix at star time?

    a. Alphard, Denebola, Acrux
    b. Spica, Venus, Procyon
    c. Jupiter, Dubhe, Antares
    d. Mars, Arcturus, Spica
2002: On 16 July , your 1810 zone time DR position is LAT 24°16.5'S, LONG 162°52.0'E. Considering their magnitude,
azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?

    a. Arcturus, Spica, Antares
    b. Jupiter, Alphard, Alphecca
    c. Pollux, Mars, Deneb
    d. Vega, Hadar, Venus
2003: On 20 June , your 1742 zone time DR position is LAT 24°55.0'S, LONG 8°19.6'E. Considering their magnitude, azimuth, and altitude, which three stars are best suited for a fix at star time?

    a. Regulus, Canopus, Antares
    b. Spica, Arcturus, Alioth
    c. Arcturus, Achernar, Pollux
    d. Avior, Sabik, Fomalhaut
2004: On 28 February , your 1850 zone time DR position is LAT 27°49.0'N, LONG 159°24.0'W. Considering their magnitude, azimuth, and altitude, which group includes the three stars best suited for a fix at star time?

    a. Rigel, Schedar, Regulus
    b. Sirius, Mirfak, Elnath
    c. Hamal, Alkaid, Canopus
    d. Bellatrix, Vega, Regulus
2005: On 17 July , your 1951 zone time DR position is LAT 24°26.0'N, LONG 51°16.0'W. Considering their magnitude, azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?

    a. Hadar, Deneb, Alphard
    b. Regulus, Venus, Antares
    c. Mars, Vega, Dubhe
    d. Kochab, Jupiter, Rasalhague
2006: On 8 November , your 1731 zone time DR position is LAT 27°16.0'N, LONG 137°25.0'W. Considering their magnitude, azimuth, and altitude, which group includes the three stars best suited for a fix at star time?

    a. Alphecca, Fomalhaut, Schedar
    b. Antares, Rasalhague, Altair
    c. Sirius, Hamal, Dubhe
    d. Peacock, Ankaa, Al Na'ir
2007: On 4 September , your 1813 zone time DR position is LAT 24°18.0'S, LONG 95°16.0'E. Considering their magnitude, azimuth, and altitude, which group includes the three stars best suited for a fix at star time?

    a. Enif, Miaplacidus, Alkaid
    b. Betelgeuse, Acrux, Hamal
    c. Rasalhague, Fomalhaut, Spica
    d. Deneb, Altair, Vega
2008: On 24 July , your 1912 zone time DR position is LAT 24°28.0'N, LONG 73°46.5'W. Considering their magnitude, azimuth, and altitude, which group includes the three stars best suited for a fix at star time?

    a. Fomalhaut, Rigel, Pollux
    b. Arcturus, Acrux, Hadar
    c. Spica, Altair, Alioth
    d. Vega, Deneb, Regulus
2009: On 16 July , your 1920 ZT DR position is LAT 25°36.0'N, LONG 172°18.9'W. Considering their magnitude, azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?

    a. Rasalhague, Spica, Arcturus
    b. Venus, Antares, Vega
    c. Vega, Mars, Antares
    d. Saturn, Acrux, Spica
2011: On 3 February , your 0547 zone time DR position is LAT 24°18.5'N, LONG 167°25.0'E. Considering their magnitude,
azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?

    a. Regulus, Deneb, Antares
    b. Altair, Saturn, Regulus
    c. Arcturus, Kochab, Venus
    d. Jupiter, Denebola, Regulus
2012: On 24 March , your vessel is enroute from Cadiz to Norfolk. Evening twilight will occur at 1830 zone time, and your vessel's DR position will be LAT 35°06'N, LONG 60°48'
W. Considering their azimuth, altitude, and magnitude,
which group of stars is best suited for plotting a star fix at star time?

    a. Adhara, Rigel, Suhail
    b. Regulus, Denebola, Alkaid
    c. Adhara, Procyon, Alphard
    d. Sirius, Dubhe, Mirfak
2013: On 28 October , morning twilight will occur around 0524 ZT in LAT 25°25.0'N, LONG 32°33.3'W. Considering their magnitude and location, which group will be the three stars best suited to observe for a star fix at star time?

    a. Sirius, Hamal, Denebola
    b. Sirius, Denebola, Dubhe
    c. Sirius, Capella, Denebola
    d. Sirius, Mirfak, Hamal
2014: On 16 October , evening twilight will occur at 1746 ZT, and your DR position will be LAT 28°43.2'N, LONG 60°29.8' W. Considering their magnitude and location, which of the following are the three best stars to select for a fix at star time?

    a. Antares, Arcturus, Polaris
    b. Deneb, Polaris, Vega
    c. Antares, Deneb, Vega
    d. Vega, Polaris, Enif
2016: On 23 March , your 1600 ZT DR position is LAT 27°16.3'N, LONG 156°48.2'W. You are on course 063°T at a speed of 18.0 knots. Considering their magnitude, azimuth, and altitude, which group includes the three stars best suited for a fix at star time?

    a. Arcturus, Regulus, Sirius
    b. Procyon, Sirius, Capella
    c. Hamal, Rigel, Alphard
    d. Betelgeuse, Dubhe, Regulus
2017: On 2 February , your 0400 zone time DR position is LAT 24°14.0'N, LONG 163°28.0'W. You are on course 322°T at a speed of 22 knots. Considering their magnitude, azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?

    a. Saturn, Antares, Rasalhague
    b. Jupiter, Saturn, Polaris
    c. Saturn, Polaris, Zubenelgenubi
    d. Jupiter, Spica, Denebola
2018: On 11 November , your 0200 zone time DR position is LAT 26°32'S, LONG 154°16'E. You are on course 058°T at a speed of 21 knots. Considering their magnitude, azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?

    a. Polaris, Regulus, Rigel
    b. Jupiter, Spica, Canopus
    c. Saturn, Peacock, Rigel
    d. Mars, Betelgeuse, Miaplacidus
2019: On 15 October , your 0300 zone time DR position is LAT 27°14'S, LONG 99°46'E. You are on course 128°T at a speed of 19 knots. Considering their magnitude, azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?

    a. Jupiter, Alphard, Betelgeuse
    b. Mars, Regulus, Canopus
    c. Achernar, Suhail, Alphard
    d. Achernar, Procyon, Aldebaran
2020: On 23 July , your 1700 zone time DR position is LAT 27°29'N, LONG 129°26'W. You are on course 079°T at a speed of 20 knots. Considering their magnitude, azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?

    a. Arcturus, Jupiter, Denebola
    b. Spica, Sabik, Vega
    c. Antares, Polaris, Altair
    d. Jupiter, Saturn, Polaris
2021: On 29 April , your 0300 ZT DR position is LAT 28°39'N, LONG 168°03'E. You are on course 108°T at a speed of 22 knots. Considering their magnitude, azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?

    a. Moon, Alpheratz, Polaris
    b. Deneb, Dubhe, Zubenelgenubi
    c. Venus, Polaris, Arcturus
    d. Moon, Altair, Sabik
2022: On 24 August , your vessel is enroute from Perth, Australia, to Bombay, India. Evening twilight will occur at 1807 zone time, and your vessel's DR position for this time will be LAT 27°17.0'S, LONG 83°17.0'E. Considering their magnitude and location, what are the three stars best suited to observe for a fix at star time?

    a. Arcturus, Antares, Atria
    b. Spica, Altair, Acrux
    c. Pollux, Canopus, Hamal
    d. Rasalhague, Spica, Kochab
2023: On 1 October , you determine the zone time of evening twilight will be 1835. Your DR position at this time is LAT 27°18.0'N, LONG 48°52.0'W. Considering their magnitude and location, which group of three stars are best suited to be used in obtaining a fix at star time?

    a. Altair, Rasalhague, Vega
    b. Alphecca, Kochab, Deneb
    c. Diphda, Hamal, Mirfak
    d. Antares, Rigil Kentaurus, Peacock
2024: On 3 December , evening twilight for your vessel will occur at 1901 zone time. Your vessel's DR position for this time will be LAT 24°18.5'S, LONG 110°30.6'W. Considering their magnitude and location, what are the three stars best suited to observe for a fix at star time?

    a. Canopus, Hamal, Deneb
    b. Alpheratz, Achernar, Nunki
    c. Antares, Fomalhaut, Mirfak
    d. Rigel, Canopus, Regulus
2025: On 10 October , your 1500 zone time DR position is LAT 27°35.6'S, LONG 44°49.0'W. You are on course 342°T at a speed of 24 knots. Considering their magnitude, azimuth, and altitude, which group includes the three bodies best suited for a fix at star time?

    a. Venus, Moon, Fomalhaut
    b. Venus, Arcturus, Hamal
    c. Moon, Al Na'ir, Rigil Kentaurus
    d. Deneb, Spica, Markab
2026: On 10 June , your 1712 zone time DR position is LAT 25°10.0'S, LONG 06°58.0'E. You are on course 213°T at a speed of 9.0 knots. Considering their magnitude, azimuth, and altitude, which group includes the three stars best suited for a fix at star time?

    a. Procyon, Antares, Sirius
    b. Sirius, Procyon, Regulus
    c. Acrux, Canopus, Regulus
    d. Acrux, Procyon, Arcturus
2027: At 0645, on the 17th of April, you pass Hole in the Wall Lt. (mile 373.4 AHP). What has been your average speed since departing the Exxon Refinery?

    a. 5.8 mph
    b. 6.3 mph
    c. 6.7 mph
    d. 7.1 mph
2028: You are turning for 10 mph and passing Hog Point, LA. (mile 297.5 AHP). Angola reports that the current at Red River Landing is 4.5 mph. Which statement is TRUE?

    a. The main channel lies on the south side of the island you see ahead.
    b. You are making 14.5 mph over the ground.
    c. An underwater stone dike has been constructed 0.5 miles upstream of Miles Bar Towhead.
    d. You would expect to find the more favorable current near the broken red line in the river.
2029: As you approach mile 659 AHP, you notice on the map a dashed line crossing the river at mile 659.9 AHP. This line indicates __________.

    a. ferry crossing
    b. submarine crossing
    c. power lines
    d. gas pipelines
2030: Which of the following statements regarding buoys on the Mississippi River is TRUE?

    a. Buoys should be given as wide a berth as possible in passing.
    b. Buoy positions on the chart are exact.
    c. The buoys are maintained on station year round.
    d. The buoys do not shift positions due to permanent moorings.
2031: After passing Wilkinson Lt. (mile 310.0 AHP) you see a flashing amber light on the right descending bank ahead. The flashing light indicates that you should __________.

    a. stay in the deepest water
    b. slow down due to dredging operations
    c. keep as close to the right descending bank as safety permits
    d. keep as close to the left descending bank as safety permits
2049: What is the length of the trip?

    a. 405.8 miles
    b. 904.0 miles
    c. 1002.0 miles
    d. 1136.8 miles
2050: From Baton Rouge to Cairo, what is the maintained minimum channel depth during low water?

    a. 9 feet
    b. 12 feet
    c. 15 feet
    d. 30 feet
2051: On which map would you find Redman Point, Arkansas?

    a. 23
    b. 20
    c. 17
    d. 5
2052: The highest point on your towboat is 48 feet above the water, and the Memphis Gage reads +7.5 feet. What is the vertical clearance when you pass under the Hernando Desoto Bridge in Memphis?

    a. 53.2 feet
    b. 58.1 feet
    c. 68.2 feet
    d. 96.3 feet
2053: At 2342, on 25 August, you pass under the Helena Highway Bridge (mile 661.7 AHP). What has been the average speed of the current since departing Memphis Harbor, McKellar Lake, if you have been making turns for 9 mph?

    a. 1.8 mph
    b. 2.1 mph
    c. 4.4 mph
    d. 5.6 mph
2054: The Natchez Gage reads 16.3 feet. The high point on your towboat is 38 feet above water. What is the vertical clearance when you pass under the Natchez Highway Bridge?

    a. 79.0 feet
    b. 71.7 feet
    c. 65.2 feet
    d. 59.1 feet
2055: You estimate the current at 3.0 mph. What is the speed over the ground?

    a. 3.5 mph
    b. 4.5 mph
    c. 7.5 mph
    d. 9.5 mph
2056: What are the color and shape of Togo Island daymark at mile 415.0 AHP?

    a. Green - Square
    b. Green - Diamond
    c. Red - Triangle
    d. Red - Square
2060: The highest point on your towboat is 67 feet above the water, and the Helena Gage reads +22.3 feet. What is the vertical clearance when you pass under the A-span of the Helena Highway Bridge?

    a. 30.1 feet
    b. 49.8 feet
    c. 52.4 feet
    d. 74.7 feet
2061: As you approach mile 225 AHP, you notice on the map a black broken line crossing the river at mile 224.2 AHP. This line indicates __________.

    a. ferry crossing
    b. submarine crossing
    c. gas pipelines
    d. power lines
2062: You are downbound, passing by Spanish Moss Lt. (mile 534.2 AHP), when you observe on your Mississippi River map several black broken lines extending into the river from the bank. These indicate __________.

    a. fleeting areas
    b. revetments
    c. dikes
    d. weirs
2076: What is the mile point of the Fulton Gage?

    a. 778 AHP
    b. 687 AHP
    c. 632 AHP
    d. 598 AHP
2082: From your 0100 position, you change course to 258° per standard magnetic compass. Your engine speed is 10.0 knots. A short time later, your fathometer reads 51 feet (15.5 meters) under the keel. What is the water depth?

    a. 42.5 feet (12.9 meters)
    b. 51.0 feet (15.5 meters)
    c. 59.5 feet (18.0 meters)
    d. 60.4 feet (18.4 meters)
2085: At your current speed of 20 knots you only have enough fuel remaining to travel 360 miles. You must travel 440 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination?

    a. 18.1
    b. 17.5
    c. 16.9
    d. 16.3
2086: Ar your current speed of 22 knots you only have enough fuel remaining to travel 440 miles. You must travel 618 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination?

    a. 17.8
    b. 18.6
    c. 19.4
    d. 20.2
2086: Ar your current speed of 22 knots you only have enough fuel remaining to travel 440 miles. You must travel 618 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination?

    a. 17.8
    b. 18.6
    c. 19.4
    d. 20.2
2087: At your current speed of 21 knots you only have enough fuel remaining to travel 404 miles. You must travel 731 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination?

    a. 18.9
    b. 17.8
    c. 16.7
    d. 15.6
2088: At your current speed of 19 knots you only have enough fuel remaining to travel 265 miles. You must travel 731 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination?

    a. 13.8
    b. 12.6
    c. 11.4
    d. 10.2
2089: At your current speed of 18 knots you only have enough fuel remaining to travel 316 miles. You must travel 731 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination?

    a. 10.4
    b. 11.8
    c. 13.2
    d. 14.6
2090: At your current speed of 17 knots you only have enough fuel remaining to travel 316 miles. You must travel 622 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination?

    a. 12.1
    b. 13.3
    c. 14.5
    d. 15.7
2091: At your current speed of 22 knots you only have enough fuel remaining to travel 422 miles. You must travel 844 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination?

    a. 19.8
    b. 18.4
    c. 17.0
    d. 15.6
2092: At your current speed of 23 knots you only have enough fuel remaining to travel 386 miles. You must travel 785 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination?

    a. 19.3
    b. 17.7
    c. 16.1
    d. 14.5
2093: At your current speed of 21 knots you only have enough fuel remaining to travel 435 miles. You must travel 755 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination?

    a. 15.9
    b. 17.1
    c. 18.3
    d. 19.5
2094: At your current speed of 20 knots you only have enough fuel remaining to travel 218 miles. You must travel 395 miles to reach your destination. What should you reduce your speed (knots) to in order to reach your destination?

    a. 17.4
    b. 16.2
    c. 14.9
    d. 13.7
2100: From your 2118 position, you are steering 288°T at an engine speed of 7.0 knots. If visibility is suddenly reduced to 2 miles, at what time can you expect Old Point Comfort Light to become visible again?

    a. The light is visible at 2118.
    b. 2155
    c. 2220
    d. 2232
2101: On 2 January , your 1759 zone time DR position is LONG 45°17.6'W. At that time you observe Polaris with a sextant altitude (hs) of 24°16.5'. The chronometer time of the sight is 08h 57m 10s, and the chronometer error is 02m 16s slow. The index error is 3.5' on the arc, and the height of eye is 42.5 feet. What is your latitude by Polaris?

    a. 22°50.2'N
    b. 23°18.8N
    c. 23°30.2N
    d. 24°07.3'N
2102: Sounding contours in unshaded water areas are at what interval?

    a. 10 foot up to 100 ft depths then at 30 foot intervals
    b. 30 foot intervals up to 180 feet
    c. 10 fathom intervals
    d. The interval will vary to ensure any major underwater hazard is highlighted.
2103: On 24 August , in DR position LAT 26°49.4'N, LONG 146°19.4'E, you observe an amplitude of the Sun. The Sun's center is on the celestial horizon and bears 084°psc. The chronometer reads 07h 55m 06s and is 01m 11s fast. Variation in the area is 15°W. What is the deviation of the magnetic compass?

    a. 8.0°E
    b. 8.3°E
    c. 8.5°E
    d. 8.7°E
2104: What type of bottom is found at Long Sand Shoal?

    a. Rocky
    b. Muddy
    c. Sandy
    d. Hard
2105: You are southeast of Saybrook Breakwater Light passing Saybrook Bar Lighted Bell Buoy "8". This buoy marks __________.

    a. shoal water
    b. a tide rips area
    c. the junction with the Connecticut River
    d. a sunken wreck
2106: At 0005, on 26 January, your position is LAT 41°11.8'N,
LONG 72°20.5'W. From this position, you plot a course to steer to a point one half mile north of Mattituck Breakwater Light "MI" with an engine speed of 9.0 knots. If there are no set and drift, what course should you steer?

    a. 207°psc
    b. 213°psc
    c. 220°psc
    d. 235°psc
2107: At 0045, you obtain the following bearings:

Rocky Point lookout tower 072°T
Horton Point lighthouse 213°T

What were the set and drift between 0005 and 0045?

    a. 272°true, 0.9 knot
    b. 272°true, 1.4 knots
    c. 092°true, 0.9 knot
    d. 092°True, 1.4 knots
2108: You alter course from your 0045 position to head for a point 0.5 mile north of Mattituck Breakwater Light "MI". If the visibility is 10 miles and you make good 9 knots, at approximately what time will you lose sight of Saybrook Breakwater Light?

    a. You have already lost sight at 0045
    b. 0055
    c. 0120
    d. The light is visible all the way to Mattituck Inlet
2109: At 0100, you obtain the following bearings:

Rocky Point Lookout Tower 062°T
Horton Point Lighthouse 189°T

What was the speed made good between 0045 and 0100?

    a. 7.4 knots
    b. 8.0 knots
    c. 8.7 knots
    d. 9.2 knots
2110: From your 0100 position, you change course to 258° per standard magnetic compass. Your engine speed is 10.0 knots. A short time later, your fathometer reads 51 feet (15.5 meters) under the keel. What is the water depth?

    a. 38.5 feet (11.7 meters)
    b. 43.5 feet (13.2 meters)
    c. 51.0 feet (15.5 meters)
    d. 59.5 feet (18.0 meters)
2111: According to the DR track line from your 0100 position, how far off Roanoke Point Shoal Buoy "5" should you be when the buoy is abeam?

    a. 0.2 mile
    b. 0.6 mile
    c. 1.3 mile
    d. 1.8 miles
2112: At 0130, you obtain the following bearings:

Horton Point Lighthouse 078°T
Mattituck Breakwater Light tower 196°T

What were the course and speed made good between 0100 and 0130?

    a. 246°T at 9.8 knots
    b. 253°T at 9.4 knots
    c. 259°T at 9.8 knots
    d. 267°T at 9.4 knots
2113: From your 0130 position, you change course to adjust for set and drift, and you later obtain the following bearings:


Mattituck Inlet Light bearing 104.5°true
Falkner Island Light bearing 001°true

What is the latitude and longitude of your fix?

    a. LAT 41°00.8'N, LONG 72°40.8'W
    b. LAT 41°01.2'N, LONG 72°40.4'W
    c. LAT 41°01.6'N, LONG 72°40.0'W
    d. LAT 41°02.0'N, LONG 72°39.5'W
2114: At 0209, your position is LAT 41°01.8'N, LONG 72°40.8'W.
What course should you steer per standard magnetic compass to make good 278° magnetic? (assume no set and drift)

    a. 262.0°psc
    b. 265.0°psc
    c. 275.5°psc
    d. 280.5°psc
2115: The south coast of Long Island Sound between Mattituck Inlet and Port Jefferson is __________.

    a. composed of high rocky bluffs
    b. a high, flat plateau with sheer cliffs
    c. fringed by rocky shoals
    d. low and marshy with isolated beaches
2116: At 0300, your position is LAT 41°01.7'N, LONG 72°55.1'W. From this position you steer a course of 289° per standard magnetic compass at an engine speed of 10.0 knots. At what time can you first expect to see Stratford Shoal Middle Ground Light if the luminous range is 8.0 miles?

    a. 0303
    b. 0309
    c. 0312
    d. 0318
2117: You must arrive at your final destination by 0800. The distance from your 0300 position to the final destination is 40.5 miles. What minimum speed must be made good to arrive on time?

    a. 8.1 knots
    b. 8.5 knots
    c. 9.3 knots
    d. 9.6 knots
2118: You are northwest of Port Jefferson Harbor steering 242°
per standard magnetic compass. As you continue westward, you see that the Port Jefferson Range Front Light and Rear Light come into line. If the deviation table is correct, the bearing of the range should be __________.

    a. 140°psc
    b. 146°psc
    c. 157°psc
    d. 160°psc
2119: At 1622 ZT, on 15 June , in DR position LAT 10° 15.2' N, LONG 135° 10' W, you observe an amplitude of the Moon. The center of the Moon is on the visible horizon, bearing 101.2°psc. The variation is 5° E. What is the deviation?

    a. 1.5°E
    b. 1.5°W
    c. 0.5°E
    d. 0.5°W
2120: At 1502 ZT, on 4 August , in DR position LAT 11° 21.6' S, LONG 088° 14.3' E, you observe an amplitude of the Moon. The upper limb of the Moon is on the visible horizon and bears 289° psc. The variation is 15° W. What is the deviation?

    a. 1.1°E
    b. 1.1°W
    c. 1.9°E
    d. 1.9°W
2121: At 1337 ZT, on July 17, , in DR position LAT 30° 56.8' S, LONG 039° 36.5' W, you observe an amplitude of the Moon. The upper limb of the moon is on the visible horizon, bearing 263.0°psc. The variation is 20°W. What is the deviation?

    a. 2.6°E
    b. 2.6°W
    c. 3.6°E
    d. 3.6°W
2122: At 1538 ZT, on 15 October , in DR LAT position LAT 18° 12.8' S, LONG 160° 48.4' E, you observe an amplitude of the Moon. The center of the Moon is on the visible horizon and bears 276.2°psc. Variation is 10° E. What is the deviation?

    a. 2.6°E
    b. 2.6°W
    c. 3.6°E
    d. 3.6°W
2123: At 0410, you take the following bearings:
New Point Comfort Light "2" 244°pgc Wolf Trap Light 315°pgc What is your 0410 position?

    a. LAT 37°21.2'N, LONG 76°08.3'W
    b. LAT 37°21.1'N, LONG 76°08.8'W
    c. LAT 37°21.1'N, LONG 76°07.9'W
    d. LAT 37°21.0'N, LONG 76°08.1'W
2124: If the visibility is 10 miles and you are in the red sector, at what distance off should you sight Cape Henry Light?

    a. 15 miles
    b. 12 miles
    c. 10 miles
    d. 08 miles
2125: From your 0410 fix, what is the course per standard magnetic compass to enter York Spit Channel with buoy "29"
close abeam to starboard?

    a. 172°psc
    b. 176°psc
    c. 198°psc
    d. 202°psc
2126: At 2350 on 23 June, you are at mile 610.5 AHP when you see about a mile ahead lights on the water near the left bank. What might you see when you come abreast of these lights?

    a. Privately maintained buoys at a yacht club
    b. Government buoys marking the Hurricane Point dikes
    c. Barges moored at the Dennis Landing Terminal
    d. A pipeline discharging dredge spoil
2151: On 16 June , 0612 zone time, morning stars were observed. The vessel's position was LAT 27°23.0'S, LONG 56°22.0'W. The vessel is steaming at 16.0 knots on a course of 212°T. A sextant observation of the Sun's lower limb is made at 0850 zone time. The chronometer reads 00h 53m 19s, and the sextant altitude is 22°58.6'. The index error is 2.0' off the arc, and the chronometer error is 02m 43s fast. Your height of eye is 61.0 feet. What is the azimuth (Zn) of this sight using the assumed position?

    a. 044.3°
    b. 052.6°
    c. 136.1°
    d. 148.4°
2152: On 25 June , at 0612 zone time, morning stars were observed, and the vessel's position was determined to be LAT 28°13.0'S, LONG 49°34.0'E. Your vessel is steaming at 17.0 knots on a course of 066°T. A sextant observation of the Sun's lower limb is made at 1022 zone time. The chronometer reads 07h 19m 17s, and the sextant altitude is 35°26.3'. The index error is 1.5' on the arc, and the chronometer error is 02m 51s slow. Your height of eye on the bridge is 58.0 feet. What is the azimuth (Zn) of this sight using the assumed position?

    a. 021.5°T
    b. 157.5°T
    c. 201.5°T
    d. 338.5°T
2153: At 0800 ZT, on 29 June , your DR position is LAT 26°00.0'N, LONG 75°29.5'W. Given a chronometer time of 01h 00m 00s, determine the computed altitude (Hc) of the Sun for the assumed position nearest to the above given latitude and longitude.

    a. Hc 34°38.6'
    b. Hc 34°48.6'
    c. Hc 34°58.6'
    d. Hc 35°18.6'
2154: On 30 June , at 0630 zone time, morning stars were observed, and the vessel's position was determined to be LAT 25°15.0'S, LONG 175°36.0'E. Your vessel is steaming at 16.0 knots on a course of 302°T. A sextant observation of the Sun's lower limb is made at 1015 zone time. The chronometer reads 10h 14m 38s, and the sextant altitude is 32°07.9'. The index error is 4.5' on the arc, and the chronometer error is 01m 25s slow. Your height of eye on the bridge is 58.0 feet. What is the azimuth (Zn) of this sight using the assumed position?

    a. 035.3°T
    b. 144.7°T
    c. 186.5°T
    d. 248.5°T
2155: On 17 May , at 0501 zone time, morning stars were observed, and the vessel's position was determined to be LAT 22°16.0'S, LONG 103°46.0'W. Your vessel is steaming at 24.0 knots on a course of 301°T. A sextant observation of the Sun's lower limb is made at 0845 zone time. The chronometer reads 03h 43m 32s, and the sextant altitude is 28°24.7'. The index error is 1.5' off the arc, and the chronometer error is 02m 02s slow. Your height of eye on the bridge is 85.5 feet. What is the azimuth (Zn) of this sight using the assumed position?

    a. 051.0°T
    b. 052.5°T
    c. 054.2°T
    d. 055.7°T
2156: At 1300 ZT, on 9 May , your DR position is LAT 24°00'N, LONG 83°26'W. Determine the computed altitude (Hc) of the Sun for the assumed position (AP) nearest to the above given latitude and longitude, given a chronometer time of 07h 00m 00s.

    a. Hc 68°22.8'
    b. Hc 68°24.1'
    c. Hc 68°25.2'
    d. Hc 68°26.6'
2157: On 25 May , your vessel's 1917 zone time position is LAT 24°16.0'N, LONG 017°26.0'W. At that time a sextant observation of the planet Saturn was made. The sextant altitude is 63°05.1', and the chronometer reads 08h 18m 24s. The index error is 4.5' off the arc, and the chronometer error is 01m 05s fast. Your height of eye is determined to be 62.0 feet. What is the azimuth (Zn) of this sight using the assumed position?

    a. 143.8°
    b. 147.3°
    c. 148.7°
    d. 149.9°
2158: On 26 May , your vessel's 1906 zone time position is LAT 27°16.0'N, LONG 24°37.0'W. At that time, a sextant observation of the planet Jupiter was made. The sextant altitude is 63°27.6', and the chronometer reads 09h 05m 16s. The index error is 5.2' on the arc, and the chronometer error is 01m 25s slow. Your height of eye is determined to be 52.6 feet. What is the (Zn) of this sight using the assumed position?

    a. 011.3°T
    b. 168.7°T
    c. 191.3°T
    d. 348.7°T
2159: On 25 May , your vessel's 1858 zone time position is LAT 21°05.0'N, LONG 143°27.0'E. At that time a sextant observation of the planet Venus was made. The sextant altitude is 12°53.4' and the chronometer reads 08h 59m 15s. The index error is 4.5' off the arc, and the chronometer error is 01m 25s fast. Your height of eye is determined to be 55.0 feet. What is the azimuth (Zn) of the sight using the assumed position?

    a. 069.6°T
    b. 110.4°T
    c. 249.6°T
    d. 290.4°T
2160: On 17 April , your vessel's 1856 zone time DR position is LAT 22°35.0'N, LONG 63°15.0'W. At that time, a sextant observation of the star Sirius is made. The sextant altitude is 42°45.0' and the chronometer reads 10h 59m 27s.
The index error is 2.6' off the arc, and the chronometer error is 03m 01s fast. Your height of eye is determined to be 45 feet. What is the computed altitude (hc) and azimuth (Zn) for this sight using the assumed position?

    a. 42°40.0', 214.9°T
    b. 42°40.0', 325.1°T
    c. 42°51.6', 214.9°T
    d. 42°51.6', 325.1°T
2161: On 28 April , your vessel's 0515 zone time position is LAT 23°26'S, LONG 95°30'E. At this time, the observed altitude (Ho) of the star Rigil Kentaurus is 24°51.4'. Your chronometer reads 11h 16m 36s and is 01m 18s fast. What is the intercept (a) based on the assumed position method?

    a. 30.9 miles
    b. 32.3 miles
    c. 33.1 miles
    d. 34.4 miles
2162: On 5 April , at 0509 zone time, morning stars were observed and the vessel's position was LAT 28°32'N, LONG 177°13.0'W. Your vessel is steaming at 19.0 knots on a course of 258°T. A sextant observation of the Sun's lower limb is made at 1021 zone time. The chronometer reads 10h 20m 09s, and the sextant altitude (hs) is 58°06.6'. The index error is 1.0' off the arc, and the chronometer error is 00m 54s slow. Your height of eye on the bridge is 55.0 feet. What is the azimuth (Zn) of this sight using the assumed position?

    a. 125.8°T
    b. 128.8°T
    c. 129.2°T
    d. 130.2°T
2163: On 1 April , at 0515 zone time, morning stars were observed, and the vessel's position was determined to be LAT 27°05.0'N, LONG 16°30.0'W. Your vessel is steaming at 19.0 knots on a course of 022°T. A sextant observation of the Sun's lower limb is made at 0930 zone time. The chronometer reads 10h 28m 25s, and the sextant altitude is 46°20.3'. The index error is 4.5' off the arc, and the chronometer error is 02m 15s slow. Your height of eye on the bridge is 57.0 feet. What is the azimuth (Zn) of this sight using the assumed position?

    a. 121.6°T
    b. 117.9°T
    c. 115.0°T
    d. 112.2°T
2164: On 6 March , at 0550 zone time, morning stars were observed, and the vessel's position was determined to be LAT 23°56.0'N, LONG 27°19.0'W. Your vessel is steaming at 25.0 knots on a course of 149.0°T. A sextant observation of the Sun's lower limb is made at 0830 zone time. The chronometer reads 10h 32m 05s, and the sextant altitude is 31°31.5'. The index error is 2.5' on the arc, and the chronometer error is 01m 45s fast. Your height of eye on the bridge is 76.0 feet. What is the azimuth (Zn) of this sight using the assumed position?

    a. 109.8°T
    b. 111.2°T
    c. 112.8°T
    d. 114.3°T
2165: On 25 February , at 0622 ZT, you observe the upper limb of the Moon with a sextant altitude of 59°58.6'. Your DR position is LAT 30°28.3'S, LONG 102°39.3 E. The chronometer reading at the time of the sight is 11h 21m 18s and the chronometer is 48s slow. The height of eye is 59 feet and the index error is 2.5' on the arc. What are the azimuth (Zn) and intercept (a) of this sight using the assumed position?

    a. Zn 305.4°, a 4.2°T
    b. Zn 234.6°, a 4.2° A
    c. Zn 305.4°, a 1.5°T
    d. Zn 305.4°, a 9.2°T
2166: On 10 January , at 0550 ZT, morning stars were observed, and the vessel's position was determined to be LAT 25°16.0'N, LONG 123°18.0'W. Your vessel is steaming at 22.0 knots on a course of 295°T. A sextant observation of the Sun's lower limb is made at 0915 ZT. The chronometer reads 05h 14m 02s, and the sextant altitude is 24°00.7'. The index error is 2.6' off the arc, and the chronometer error is 01m 34s slow. Your height of eye on the bridge is 55.0 feet. What is the azimuth (Zn) of this sight using the assumed position?

    a. 127.8°T
    b. 129.8°T
    c. 131.9°T
    d. 133.6°T
2167: On 4 July , at 0630 ZT, morning stars were observed, and the vessel's position was determined to be LAT 21°15.0'S, LONG 21°20.0'W. Your vessel is steaming at 13.0 knots on a course of 146°T. A sextant observation of the Sun's lower limb is made at 0915 ZT. The chronometer reads 10h 14m 27s, and the sextant altitude is 25°29.8'. The index error is 3.1' off the arc, and the chronometer error is 0m 53s slow. Your height of eye on the bridge is 48.0 feet. What is the azimuth (Zn) of this sight using the assumed position?

    a. 049.5°T
    b. 052.6°T
    c. 054.3°T
    d. 058.9°T

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