Q153 - Navigation Problems: Chart Plot, USCG prep certification 2026

Progress: 24% (23/94)

Learning progress ?

1. Your GPS position is LAT 36°59.0'N, LONG 75°48.6'W. What is the course per standard magnetic compass to a position one mile east of Cape Charles Lighted Bell Buoy "14" (LAT 37°07.4'N, LONG 75°41.0'W)?Not learned 2. You are on course 027° per magnetic compass when you take the following bearings per magnetic compass: New Point Comfort Spit Light "2": 253° Horn Harbor Entrance Light HH: 282° Wolf Trap Light: 348° What is the position of the fix?Not learned 3. At 1256 your GPS position is LAT 36°57.0'N, LONG 75°41.0'W. At 1336 your position is LAT 37°07.5'N, LONG 75°39.1'W. What was the speed made good between the fixes?Not learned 4. The soundings on the chart are based on the depth of water available at __________.Not learned 5. Which of the following describes the abandoned lighthouse west of Cape Henry Light?Not learned 6. You sight Wolf Trap Light in line with New Point Comfort Spit Light "2" bearing 040° per standard magnetic compass. You are on course 319° per standard magnetic compass. Based on this information which of the following is true?Not learned 7. At 1712 your GPS indicates a position of LAT 36°54.8'N, LONG 75°39.8'W. You are on course 319° per standard magnetic compass at a speed of 9.9 knots. At 1800 your GPS indicates your position at LAT 37°00.0'N, LONG 75°45.8'W. What were the set and drift?Not learned 8. Your 1302 position is LAT 37°14.7'N, LONG 76°22.7'W. You are turning for 9.6 knots. What is your ETA at Trestle C of the Chesapeake Bay Bridge and Tunnel if you follow York River Entrance Channel?Not learned 9. What is the true heading to steer outbound in Thimble Shoal Channel if your engines are turning for 8.0 knots, the current is 050°T at 1.0 knot and a northerly wind causes 3° of leeway?Not learned 10. What do the broken magenta lines (long and short dashes) in and around Mobjack Bay (LAT 37°20'N, LONG 76°22'W) indicate?Not learned 11. Local magnetic disturbances of up to how many degrees have been noted from Cape Henry to Currituck Beach Light?Not learned 12. You sight Wolf Trap Light in line with New Point Comfort Spit Light "2" bearing 040° per standard magnetic compass. You are on course 319° per standard magnetic compass. Based on this information which of the following is true?Not learned 13. At 0919 you are in Chesapeake Channel between Trestle B and Trestle C of the Chesapeake Bay Bridge and Tunnel. What is your ETA between York River Entrance Channel Buoys "17" and "18" if you are making 11.3 knots?Not learned 14. What is the course per standard magnetic compass from Chesapeake Light to North Chesapeake Entrance Lighted Whistle Buoy NCA?Not learned 15. What is the distance from Norfolk to Philadelphia for a deep draft vessel via the Chesapeake Bay and C and D Canal?Not learned 16. You are navigating 1 mile north of Cape Henry Lighthouse at the southern entrance to Chesapeake Bay. You observe that this area is bounded on the chart by magenta bands. This indicates a(n) __________.Not learned 17. At 1614 your GPS position is LAT 37°01.6'N, LONG 75°31.7'W. At 1703 your position is LAT 36°57.0'N, LONG 75°41.0'W. What was the course made good between the fixes?Not learned 18. At 1712 your GPS indicates a position of LAT 36°54.8'N, LONG 75°39.8'W. You are on course 319° per standard magnetic compass at a speed of 9.9 knots. At 1800 your GPS indicates your position at LAT 37°00.0'N, LONG 75°45.8'W. What were the set and drift?Not learned 19. What is the true heading to steer outbound in Thimble Shoal Channel if your engines are turning for 8.0 knots, the current is 050°T at 1.0 knot and a northerly wind causes 3° of leeway?Not learned 20. You are on course 262° per standard magnetic compass when you take the following bearings: Cape Henry Light: 252°psc Cape Charles Light: 003°psc Chesapeake Light: 131°psc What is your position?Not learned 21. At 2115 your position is LAT 41°14.4'N, LONG 72°07.2'W. At 0015 your position is LAT 41°03.3'N, LONG 72°37.9'W. What was your true course made good?Not learned 22. Your vessel is steady on a heading of 310° per standard magnetic compass when you sight Stratford Point Light and Igor I. Sikorsky Airport Aero Beacon in line dead ahead. What does this information indicate?Not learned 23. Which of the following describes Charles Island (LAT 41°11.5'N, LONG 73°03.4'W)?Not learned 24. At 0620 your GPS position is LAT 41°01.8'N, LONG 72°48.40'W. You are steering course 274° per standard magnetic compass at a speed of 10 knots. At 0735 you fix your position by plotting several compass bearings on nearby known fixed objects. These result in a position of LAT 40°59.50'N, LONG 73°06.50'W. What were your set and drift?Not learned 25. NOAA Weather Broadcasts for the New London area may be received by turning your radio to which of the following frequencies?Not learned 26. You are planning to anchor in Orient Harbor at LAT 41°07.9'N, LONG 72°18.5'W. What type of bottom should you expect?Not learned 27. You are on course 082° per standard magnetic compass (psc) when you take the following bearings: New London Ledge Light 036.5°psc Little Gull Island Light 157.0°psc Saybrook Break Water Light 294.5°psc What is your position?Not learned 28. What is the true course to steer between Stratford Shoal (Middle Ground Light) and New Haven Light, if the set and drift of the current are 048°T at 2 knots, and a southeasterly wind will cause 2° of leeway? Your engines are making turns for 10 knots.Not learned 29. Your present position is LAT 41°05.5'N, LONG 72°38.0'W. Assuming that there is no set and drift, what course must you steer per standard magnetic compass (psc) to arrive at a position 2 miles due west of Twenty-Eight Foot Shoal Lighted Buoy (LAT 41° 09.3' N, LONG 72° 30.5' W)?Not learned 30. At 1715 your position is LAT 41°00.0'N, LONG 72°40.0'W. You are making turns for 15.5 knots. What is your ETA at a position 1.5 miles due south of Stratford Shoal Middle Ground Light?Not learned 31. At 1018 your position is LAT 41°14.4'N, LONG 72°07.2'W. At 1036 your vessels position is LAT 41°13.1'N, LONG 72°16.1'W. What was your true course and speed made good?Not learned 32. You are planning to anchor in Orient Harbor at LAT 41°07.9'N, LONG 72°18.5'W. What type of bottom should you expect?Not learned 33. Your present position is LAT 41°05.5'N, LONG 72°38.0'W. Assuming that there is no set and drift, what course must you steer per standard magnetic compass (psc) to arrive at a position 5 miles due south of Saybrook Breakwater Light?Not learned 34. You are on course 087° per standard magnetic compass (psc) when you take the following bearings: Falkner Island Light 022.0°psc Horton Point Light 111.5°psc Mt. Sinai Breakwater Light 254.0°psc What is your position?Not learned 35. Your engines are making turns for 8 knots, and a northerly wind is causing 3° of leeway. There is a current of 220°T at 1.5 knots. What is the course to steer between Branford Reef Light and Faulkner Island Light?Not learned 36. At 1815 your position is LAT 41°05.5'N, LONG 72°47.3'W. You are making turns for 12.6 knots. What is your ETA at Plum Island Mid Channel Buoy PI (LAT 41°13.3'N, LONG 72°10.8'W)?Not learned 37. Your vessel is steady on a heading of 310° per standard magnetic compass when you sight Stratford Point Light and Igor I. Sikorsky Airport Aero Beacon in line dead ahead. What does this information indicate?Not learned 38. At 2245 your GPS position is LAT 41°01.75'N, LONG 72°48.40'W. You are steering course 086° per standard magnetic compass at a speed of 6.0 knots. At 2400 you fix your position by plotting several compass bearings on nearby known fixed objects. These result in a position of LAT 41°04.20'N, LONG 72°38.85'W. What were your set and drift?Not learned 39. NOAA Weather Broadcasts for the New London area may be received by turning your radio to which of the following frequencies?Not learned 40. What is the maximum speed permitted in the Main Entrance Channel to Port Jefferson Harbor?Not learned 41. What is the maximum speed permitted in Clinton Harbor?Not learned 42. What course should you steer by your standard magnetic compass (psc), between New Haven Light and Stratford Pt. Light, if the set and drift of the current are 345°T at 3.0 knots, and a northerly wind will cause 1° of leeway? Your engines are making turns for 18.0 knots.Not learned 43. What does the chart symbol depicted at LAT 40°58.5'N, LONG 72°43.4'W indicate?Not learned 44. At 2115 your position is LAT 41°14.4'N, LONG 72°07.2'W. At 0015 your position is LAT 41°03.3'N, LONG 72°37.9'W. What was your true course made good?Not learned 45. Your vessel is steady on a heading of 160° per standard magnetic compass when you sight Southwest Ledge Light and New Haven Outer Channel Range Rear Light in line dead astern. What is the deviation of the compass based on this observation?Not learned 46. Your present position is LAT 41°05.5'N, LONG 72°38.0'W. Assuming that there is no set and drift, what course must you steer per standard magnetic compass (psc) to arrive at a position midway between New Haven Harbor Channel buoys #1 and #2?Not learned 47. Your vessel has become disabled and is dead in the water. Your GPS set fixes your position at LAT 41°12.1'N, LONG 72°43.5'W. You decide to anchor at this position. Which type of bottom should you expect?Not learned 48. At 1825 your GPS position is LAT 41°04.9'N, LONG 72°42.1'W. You are on course 085° per standard magnetic compass at a speed of 10 knots. At 1910 your GPS position is 1-mile due south of Twenty-Eight Foot Shoal Lighted Buoy. What were your set and drift?Not learned 49. You are on course 087° per standard magnetic compass (psc) when you take the following bearings: Falkner Island Light 022.0°psc Horton Point Light 111.5°psc Mt. Sinai Breakwater Light 254.0°psc What is your position?Not learned 50. At 1815 your position is LAT 41°05.5'N, LONG 72°47.3'W. You are making turns for 12.6 knots. What is your ETA at Plum Island Mid Channel Buoy PI (LAT 41°13.3'N, LONG 72°10.8'W)?Not learned 51. On the south and the east coasts of Block Island are circles with a dot in the center and labeled CUP. This is a __________.Not learned 52. You are on course 157° per standard magnetic compass when you take the following bearings: Little Gull Island Light: 276°psc Race Rock Light: 301°psc Latimer Reef Light: 028°psc What is your position?Not learned 53. You sight North Dumpling Island Light in line with Latimer Reef Light (LAT 41°18.2'N, LONG 71°56.0'W) bearing 091° per standard magnetic compass. If your vessel was heading 246° per standard magnetic compass at the time, which of the following is TRUE?Not learned 54. At 1014 you depart the entrance to Lake Montauk with light "1" close aboard. Your course is 066° per standard magnetic compass, and the speed is 8.6 knots. At 1232 your position is LAT 41°20.0'N, LONG 71°40.0'W. What is the course made good?Not learned 55. What is the velocity of the maximum ebb current approximately 1.1 miles ENE of Little Gull Island in the afternoon of 25 April 1983?Not learned 56. At 1113 you are in the entrance to Great Salt Pond on Block Island with buoy "5" close aboard. What is your ETA at light "1" at the mouth of the approaches to Lake Montauk if you make good 9.6 knots?Not learned 57. What is the true course to steer between the entrance to Winnapaug Pond (LAT 41°19.6'N, LONG 71°45.8'W) and the entrance to Lake Montauk (LAT 41°04.8'N, LONG 71°56.3'W), if you are turning for 6.5 knots, allow for a current of 295°T at 0.9 knot, and an easterly wind is causing 4° of leeway?Not learned 58. At 0726 you depart Lake Montauk with light 1 close aboard and set course 065° per standard magnetic compass at 6.7 knots. At 0912 your GPS position is LAT 41°10.5'N, LONG 71°46.6'W. What is the current?Not learned 59. You are 3 miles due east of Montauk Point Light. What is the course per standard magnetic compass to LAT 41°00.0'N, LONG 71°30.0'W?Not learned 60. What are the soundings on this chart measured in?Not learned 61. On the south and the east coasts of Block Island are circles with a dot in the center and labeled CUP. This is a __________.Not learned 62. You are on course 157° per standard magnetic compass when you take the following bearings: Little Gull Island Light: 276°psc Race Rock Light: 301°psc Latimer Reef Light: 028°psc What is your position?Not learned 63. You sight North Dumpling Island Light in line with Latimer Reef Light (LAT 41°18.2'N, LONG 71°56.0'W) bearing 091° per standard magnetic compass. If your vessel was heading 246° per standard magnetic compass at the time, which of the following is TRUE?Not learned 64. At 1014 you depart the entrance to Lake Montauk with light "1" close aboard. Your course is 066° per standard magnetic compass, and the speed is 8.6 knots. At 1232 your position is LAT 41°20.0'N, LONG 71°40.0'W. What is the course made good?Not learned 65. What is the velocity of the maximum ebb current approximately 1.1 miles ENE of Little Gull Island in the afternoon of 25 April 1983?Not learned 66. At 1113 you are in the entrance to Great Salt Pond on Block Island with buoy "5" close aboard. What is your ETA at light "1" at the mouth of the approaches to Lake Montauk if you make good 9.6 knots?Not learned 67. What is the true course to steer between the entrance to Winnapaug Pond (LAT 41°19.6'N, LONG 71°45.8'W) and the entrance to Lake Montauk (LAT 41°04.8'N, LONG 71°56.3'W), if you are turning for 6.5 knots, allow for a current of 295°T at 0.9 knot, and an easterly wind is causing 4° of leeway?Not learned 68. At 0726 you depart Lake Montauk with light 1 close aboard and set course 065° per standard magnetic compass at 6.7 knots. At 0912 your GPS position is LAT 41°10.5'N, LONG 71°46.6'W. What is the current?Not learned 69. You are 3 miles due east of Montauk Point Light. What is the course per standard magnetic compass to LAT 41°00.0'N, LONG 71°30.0'W?Not learned 70. What are the soundings on this chart measured in?Not learned