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Worksheet 590 · 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 010°T, 2.8 nm from Mill stack, bound for Bell buoy "HS". Your speed through the water is 6.1 kn. The current sets 037°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  

  2. You are at 076°T, 1.5 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 5.0 kn. The current sets 151°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  

  3. You are at 006°T, 2.1 nm from Heron Point Light, bound for Green can "3". Your speed through the water is 8.5 kn. The current sets 318°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  

  4. You are at 029°T, 3.5 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 10.9 kn. The current sets 208°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  

  5. You are at 322°T, 1.5 nm from Kittle water tank, bound for Green can "3". Your speed through the water is 8.8 kn. The current sets 055°T at 0.5 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  

  6. You are at 340°T, 2.3 nm from Tern Island tower, bound for Green can "3". Your speed through the water is 10.9 kn. The current sets 223°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  

  7. You are at 180°T, 1.6 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 7.0 kn. The current sets 026°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  

  8. You are at 260°T, 2.8 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 9.2 kn. The current sets 254°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  

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: 053 °T
Speed over the ground: 8.4 kn
Time to the mark: 51 min
No. 590001 (worked solution)
2Course to steer: 130 °T
Speed over the ground: 7.3 kn
Time to the mark: 27 min
No. 590002 (worked solution)
3Course to steer: 080 °T
Speed over the ground: 8.2 kn
Time to the mark: 26 min
No. 590003 (worked solution)
4Course to steer: 123 °T
Speed over the ground: 11.2 kn
Time to the mark: 28 min
No. 590004 (worked solution)
5Course to steer: 301 °T
Speed over the ground: 8.6 kn
Time to the mark: 34 min
No. 590005 (worked solution)
6Course to steer: 190 °T
Speed over the ground: 12.0 kn
Time to the mark: 19 min
No. 590006 (worked solution)
7Course to steer: 060 °T
Speed over the ground: 8.3 kn
Time to the mark: 36 min
No. 590007 (worked solution)
8Course to steer: 187 °T
Speed over the ground: 10.2 kn
Time to the mark: 16 min
No. 590008 (worked solution)