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Worksheet 342 · 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 009°T, 2.4 nm from Mill stack, bound for Green can "3". Your speed through the water is 12.0 kn. The current sets 303°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  

  2. You are at 118°T, 1.4 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 10.8 kn. The current sets 151°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  

  3. You are at 348°T, 2.0 nm from Heron Point Light, bound for Green can "1". Your speed through the water is 10.0 kn. The current sets 222°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  

  4. You are at 270°T, 1.7 nm from Gannet Rock daybeacon, bound for Green can "1". Your speed through the water is 10.9 kn. The current sets 281°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 070°T, 1.8 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 10.0 kn. The current sets 219°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  

  6. You are at 346°T, 1.1 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 9.1 kn. The current sets 289°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  

  7. You are at 060°T, 1.8 nm from Heron Point Light, bound for Green can "3". Your speed through the water is 11.8 kn. The current sets 097°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  

  8. You are at 298°T, 3.7 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 11.0 kn. The current sets 202°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  

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: 001 °T
Speed over the ground: 13.3 kn
Time to the mark: 10 min
No. 342001 (worked solution)
2Course to steer: 008 °T
Speed over the ground: 9.9 kn
Time to the mark: 28 min
No. 342002 (worked solution)
3Course to steer: 094 °T
Speed over the ground: 9.0 kn
Time to the mark: 15 min
No. 342003 (worked solution)
4Course to steer: 258 °T
Speed over the ground: 12.5 kn
Time to the mark: 18 min
No. 342004 (worked solution)
5Course to steer: 135 °T
Speed over the ground: 10.2 kn
Time to the mark: 19 min
No. 342005 (worked solution)
6Course to steer: 252 °T
Speed over the ground: 10.3 kn
Time to the mark: 27 min
No. 342006 (worked solution)
7Course to steer: 038 °T
Speed over the ground: 13.2 kn
Time to the mark: 13 min
No. 342007 (worked solution)
8Course to steer: 086 °T
Speed over the ground: 10.4 kn
Time to the mark: 42 min
No. 342008 (worked solution)