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Worksheet 442 · 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 325°T, 2.0 nm from Mill stack, bound for Red nun "2". Your speed through the water is 8.3 kn. The current sets 022°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  

  2. You are at 054°T, 2.7 nm from Heron Point Light, bound for Green can "3". Your speed through the water is 8.2 kn. The current sets 178°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 193°T, 2.0 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 11.2 kn. The current sets 276°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  

  4. You are at 209°T, 2.3 nm from Gannet Rock daybeacon, bound for Green can "1". Your speed through the water is 5.8 kn. The current sets 161°T at 1.5 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  

  5. You are at 015°T, 1.3 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 6.7 kn. The current sets 030°T at 1.3 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 298°T, 4.0 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 10.5 kn. The current sets 093°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  

  7. You are at 329°T, 2.1 nm from Mill stack, bound for Green can "3". Your speed through the water is 7.2 kn. The current sets 088°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  

  8. You are at 029°T, 2.1 nm from Heron Point Light, bound for Green can "3". Your speed through the water is 6.8 kn. The current sets 343°T at 1.0 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  

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: 355 °T
Speed over the ground: 9.4 kn
Time to the mark: 13 min
No. 442001 (worked solution)
2Course to steer: 037 °T
Speed over the ground: 6.6 kn
Time to the mark: 18 min
No. 442002 (worked solution)
3Course to steer: 298 °T
Speed over the ground: 13.3 kn
Time to the mark: 22 min
No. 442003 (worked solution)
4Course to steer: 300 °T
Speed over the ground: 4.8 kn
Time to the mark: 57 min
No. 442004 (worked solution)
5Course to steer: 145 °T
Speed over the ground: 6.3 kn
Time to the mark: 45 min
No. 442005 (worked solution)
6Course to steer: 185 °T
Speed over the ground: 10.5 kn
Time to the mark: 28 min
No. 442006 (worked solution)
7Course to steer: 016 °T
Speed over the ground: 7.5 kn
Time to the mark: 24 min
No. 442007 (worked solution)
8Course to steer: 077 °T
Speed over the ground: 6.8 kn
Time to the mark: 25 min
No. 442008 (worked solution)