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Worksheet 392 · 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 067°T, 2.3 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 7.1 kn. The current sets 034°T at 2.5 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 299°T, 3.9 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 5.2 kn. The current sets 331°T at 2.0 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 332°T, 1.6 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 5.1 kn. The current sets 350°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 066°T, 1.7 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 9.3 kn. The current sets 301°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  

  5. You are at 291°T, 2.8 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 6.1 kn. The current sets 022°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  

  6. You are at 019°T, 0.9 nm from Kittle water tank, bound for Green can "1". Your speed through the water is 5.6 kn. The current sets 014°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  

  7. You are at 044°T, 2.7 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 5.7 kn. The current sets 237°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  

  8. You are at 090°T, 3.3 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 7.9 kn. The current sets 069°T at 0.8 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  

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: 157 °T
Speed over the ground: 6.1 kn
Time to the mark: 31 min
No. 392001 (worked solution)
2Course to steer: 113 °T
Speed over the ground: 3.8 kn
Time to the mark: 117 min
No. 392002 (worked solution)
3Course to steer: 202 °T
Speed over the ground: 4.0 kn
Time to the mark: 81 min
No. 392003 (worked solution)
4Course to steer: 019 °T
Speed over the ground: 9.6 kn
Time to the mark: 20 min
No. 392004 (worked solution)
5Course to steer: 102 °T
Speed over the ground: 6.6 kn
Time to the mark: 60 min
No. 392005 (worked solution)
6Course to steer: 257 °T
Speed over the ground: 5.0 kn
Time to the mark: 87 min
No. 392006 (worked solution)
7Course to steer: 139 °T
Speed over the ground: 5.7 kn
Time to the mark: 46 min
No. 392007 (worked solution)
8Course to steer: 174 °T
Speed over the ground: 7.7 kn
Time to the mark: 16 min
No. 392008 (worked solution)