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Worksheet 524 · 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 294°T, 3.6 nm from Tern Island tower, bound for Green can "3". Your speed through the water is 8.3 kn. The current sets 133°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  

  2. You are at 031°T, 2.1 nm from Heron Point Light, bound for Green can "3". Your speed through the water is 10.4 kn. The current sets 086°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  

  3. You are at 027°T, 2.5 nm from Heron Point Light, bound for Green can "3". Your speed through the water is 10.4 kn. The current sets 167°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  

  4. You are at 026°T, 2.2 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 6.7 kn. The current sets 251°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 321°T, 2.7 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 5.7 kn. The current sets 252°T at 0.7 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 018°T, 2.6 nm from Mill stack, bound for Green can "1". Your speed through the water is 7.9 kn. The current sets 233°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  

  7. You are at 339°T, 2.6 nm from Kittle water tank, bound for Red nun "2". Your speed through the water is 11.3 kn. The current sets 008°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 303°T, 3.7 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 6.8 kn. The current sets 045°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  

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: 156 °T
Speed over the ground: 9.5 kn
Time to the mark: 22 min
No. 524001 (worked solution)
2Course to steer: 063 °T
Speed over the ground: 12.7 kn
Time to the mark: 13 min
No. 524002 (worked solution)
3Course to steer: 071 °T
Speed over the ground: 10.3 kn
Time to the mark: 15 min
No. 524003 (worked solution)
4Course to steer: 043 °T
Speed over the ground: 5.3 kn
Time to the mark: 25 min
No. 524004 (worked solution)
5Course to steer: 095 °T
Speed over the ground: 5.1 kn
Time to the mark: 68 min
No. 524005 (worked solution)
6Course to steer: 290 °T
Speed over the ground: 8.6 kn
Time to the mark: 19 min
No. 524006 (worked solution)
7Course to steer: 267 °T
Speed over the ground: 11.1 kn
Time to the mark: 29 min
No. 524007 (worked solution)
8Course to steer: 186 °T
Speed over the ground: 5.9 kn
Time to the mark: 46 min
No. 524008 (worked solution)