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Worksheet 466 · Skill 6

Course to steer

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Plot Pass worksheet. Plot Pass $1.95/month or $19.50/year · Free during preview. Plotroom · cedarpointmarina.net · invented chart, not for navigation.

  1. You are at 024°T, 1.2 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 7.4 kn. The current sets 002°T at 1.9 kn.

    Find the true course to steer that keeps you on the straight track to the buoy, your speed over the ground, and how many minutes it will take.

    Tolerance: 3° (the track is measured on the chart), 0.3 kn and 3 minutes (or 5 %).

    Course to steer: ________ °T   Speed over the ground: ________ kn   Time to the mark: ________ min  

  2. You are at 267°T, 2.5 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 5.6 kn. The current sets 336°T at 2.2 kn.

    Find the true course to steer that keeps you on the straight track to the buoy, your speed over the ground, and how many minutes it will take.

    Tolerance: 3° (the track is measured on the chart), 0.3 kn and 3 minutes (or 5 %).

    Course to steer: ________ °T   Speed over the ground: ________ kn   Time to the mark: ________ min  

  3. You are at 357°T, 2.2 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 7.4 kn. The current sets 070°T at 1.4 kn.

    Find the true course to steer that keeps you on the straight track to the buoy, your speed over the ground, and how many minutes it will take.

    Tolerance: 3° (the track is measured on the chart), 0.3 kn and 3 minutes (or 5 %).

    Course to steer: ________ °T   Speed over the ground: ________ kn   Time to the mark: ________ min  

  4. You are at 222°T, 2.2 nm from Gannet Rock daybeacon, bound for Green can "3". Your speed through the water is 5.6 kn. The current sets 333°T at 1.7 kn.

    Find the true course to steer that keeps you on the straight track to the buoy, your speed over the ground, and how many minutes it will take.

    Tolerance: 3° (the track is measured on the chart), 0.3 kn and 3 minutes (or 5 %).

    Course to steer: ________ °T   Speed over the ground: ________ kn   Time to the mark: ________ min  

  5. You are at 091°T, 1.6 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 11.5 kn. The current sets 273°T at 2.3 kn.

    Find the true course to steer that keeps you on the straight track to the buoy, your speed over the ground, and how many minutes it will take.

    Tolerance: 3° (the track is measured on the chart), 0.3 kn and 3 minutes (or 5 %).

    Course to steer: ________ °T   Speed over the ground: ________ kn   Time to the mark: ________ min  

  6. You are at 199°T, 2.1 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 5.6 kn. The current sets 181°T at 0.6 kn.

    Find the true course to steer that keeps you on the straight track to the buoy, your speed over the ground, and how many minutes it will take.

    Tolerance: 3° (the track is measured on the chart), 0.3 kn and 3 minutes (or 5 %).

    Course to steer: ________ °T   Speed over the ground: ________ kn   Time to the mark: ________ min  

  7. You are at 007°T, 1.6 nm from Kittle water tank, bound for Red nun "2". Your speed through the water is 11.9 kn. The current sets 329°T at 1.7 kn.

    Find the true course to steer that keeps you on the straight track to the buoy, your speed over the ground, and how many minutes it will take.

    Tolerance: 3° (the track is measured on the chart), 0.3 kn and 3 minutes (or 5 %).

    Course to steer: ________ °T   Speed over the ground: ________ kn   Time to the mark: ________ min  

  8. You are at 056°T, 1.9 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 8.9 kn. The current sets 305°T at 1.2 kn.

    Find the true course to steer that keeps you on the straight track to the buoy, your speed over the ground, and how many minutes it will take.

    Tolerance: 3° (the track is measured on the chart), 0.3 kn and 3 minutes (or 5 %).

    Course to steer: ________ °T   Speed over the ground: ________ kn   Time to the mark: ________ min  

Practice Sheet No. 1

Practice Sheet No. 1 with the starting fixes of this worksheet 34 41 22 38 29 18 27 44 12 21 19 N VAR 7°W (invented) Heron Sound Heron Point Tern Island Westfield Kittle Gannet Rock Fl W 4s 52ft 14M TR TANK SPIRE STACK Dbn 1 2 3 HS 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Border scale: nautical miles (1 nm = 10 ticks) PRACTICE SHEET No. 1 · HERON SOUNDInvented for practice · NOT FOR NAVIGATION · Plotroom Start Start Start Start Start Start Start Start

Answer key

No.AnswersProblem
1Course to steer: 040 °T
Speed over the ground: 9.0 kn
Time to the mark: 21 min
No. 466001 (worked solution)
2Course to steer: 253 °T
Speed over the ground: 6.3 kn
Time to the mark: 22 min
No. 466002 (worked solution)
3Course to steer: 220 °T
Speed over the ground: 6.2 kn
Time to the mark: 61 min
No. 466003 (worked solution)
4Course to steer: 318 °T
Speed over the ground: 7.3 kn
Time to the mark: 27 min
No. 466004 (worked solution)
5Course to steer: 112 °T
Speed over the ground: 9.4 kn
Time to the mark: 19 min
No. 466005 (worked solution)
6Course to steer: 050 °T
Speed over the ground: 5.2 kn
Time to the mark: 66 min
No. 466006 (worked solution)
7Course to steer: 276 °T
Speed over the ground: 13.0 kn
Time to the mark: 30 min
No. 466007 (worked solution)
8Course to steer: 020 °T
Speed over the ground: 9.3 kn
Time to the mark: 18 min
No. 466008 (worked solution)