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Worksheet 76 · 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 329°T, 1.6 nm from Heron Point Light, bound for Green can "3". Your speed through the water is 9.9 kn. The current sets 000°T at 1.1 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 039°T, 3.4 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 9.0 kn. The current sets 249°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 243°T, 1.9 nm from Gannet Rock daybeacon, bound for Green can "3". Your speed through the water is 7.0 kn. The current sets 094°T at 2.4 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 302°T, 2.0 nm from Kittle water tank, bound for Green can "1". Your speed through the water is 7.1 kn. The current sets 178°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  

  5. You are at 046°T, 1.9 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 10.7 kn. The current sets 134°T at 0.9 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  

  6. You are at 029°T, 1.5 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 6.8 kn. The current sets 296°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  

  7. You are at 016°T, 1.7 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 11.8 kn. The current sets 333°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 102°T, 1.5 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 11.8 kn. The current sets 186°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  

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: 077 °T
Speed over the ground: 10.2 kn
Time to the mark: 28 min
No. 76001 (worked solution)
2Course to steer: 152 °T
Speed over the ground: 8.9 kn
Time to the mark: 33 min
No. 76002 (worked solution)
3Course to steer: 301 °T
Speed over the ground: 5.0 kn
Time to the mark: 30 min
No. 76003 (worked solution)
4Course to steer: 289 °T
Speed over the ground: 6.9 kn
Time to the mark: 46 min
No. 76004 (worked solution)
5Course to steer: 087 °T
Speed over the ground: 11.3 kn
Time to the mark: 14 min
No. 76005 (worked solution)
6Course to steer: 095 °T
Speed over the ground: 5.5 kn
Time to the mark: 36 min
No. 76006 (worked solution)
7Course to steer: 047 °T
Speed over the ground: 12.5 kn
Time to the mark: 13 min
No. 76007 (worked solution)
8Course to steer: 083 °T
Speed over the ground: 11.5 kn
Time to the mark: 22 min
No. 76008 (worked solution)