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Worksheet 666 · 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 297°T, 1.7 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 11.9 kn. The current sets 088°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  

  2. You are at 064°T, 1.4 nm from Heron Point Light, bound for Green can "3". Your speed through the water is 11.2 kn. The current sets 104°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  

  3. You are at 089°T, 1.7 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 9.1 kn. The current sets 074°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  

  4. You are at 333°T, 2.3 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 9.0 kn. The current sets 231°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 017°T, 2.2 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 11.5 kn. The current sets 211°T at 1.8 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 178°T, 1.3 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 9.0 kn. The current sets 029°T at 1.6 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 041°T, 3.0 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 7.9 kn. The current sets 159°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  

  8. You are at 353°T, 0.9 nm from Gannet Rock daybeacon, bound for Green can "1". Your speed through the water is 12.0 kn. The current sets 015°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  

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: 047 °T
Speed over the ground: 13.0 kn
Time to the mark: 22 min
No. 666001 (worked solution)
2Course to steer: 041 °T
Speed over the ground: 11.9 kn
Time to the mark: 17 min
No. 666002 (worked solution)
3Course to steer: 129 °T
Speed over the ground: 10.6 kn
Time to the mark: 17 min
No. 666003 (worked solution)
4Course to steer: 202 °T
Speed over the ground: 10.5 kn
Time to the mark: 33 min
No. 666004 (worked solution)
5Course to steer: 125 °T
Speed over the ground: 11.8 kn
Time to the mark: 26 min
No. 666005 (worked solution)
6Course to steer: 242 °T
Speed over the ground: 7.7 kn
Time to the mark: 25 min
No. 666006 (worked solution)
7Course to steer: 106 °T
Speed over the ground: 9.2 kn
Time to the mark: 15 min
No. 666007 (worked solution)
8Course to steer: 247 °T
Speed over the ground: 11.0 kn
Time to the mark: 30 min
No. 666008 (worked solution)