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Worksheet 734 · 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 315°T, 2.5 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 7.2 kn. The current sets 158°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 002°T, 2.2 nm from Mill stack, bound for Green can "3". Your speed through the water is 11.2 kn. The current sets 139°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  

  3. You are at 331°T, 1.9 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 9.1 kn. The current sets 116°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 276°T, 2.9 nm from Tern Island tower, bound for Green can "3". Your speed through the water is 11.4 kn. The current sets 269°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 028°T, 1.9 nm from Gannet Rock daybeacon, bound for Green can "3". Your speed through the water is 10.3 kn. The current sets 220°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  

  6. You are at 125°T, 1.8 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 10.6 kn. The current sets 200°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 024°T, 1.6 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 9.8 kn. The current sets 295°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 054°T, 1.0 nm from Heron Point Light, bound for Green can "3". Your speed through the water is 11.7 kn. The current sets 096°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: 203 °T
Speed over the ground: 8.2 kn
Time to the mark: 33 min
No. 734001 (worked solution)
2Course to steer: 355 °T
Speed over the ground: 10.0 kn
Time to the mark: 14 min
No. 734002 (worked solution)
3Course to steer: 091 °T
Speed over the ground: 10.4 kn
Time to the mark: 29 min
No. 734003 (worked solution)
4Course to steer: 143 °T
Speed over the ground: 10.7 kn
Time to the mark: 13 min
No. 734004 (worked solution)
5Course to steer: 266 °T
Speed over the ground: 11.5 kn
Time to the mark: 23 min
No. 734005 (worked solution)
6Course to steer: 284 °T
Speed over the ground: 10.7 kn
Time to the mark: 36 min
No. 734006 (worked solution)
7Course to steer: 039 °T
Speed over the ground: 9.6 kn
Time to the mark: 17 min
No. 734007 (worked solution)
8Course to steer: 047 °T
Speed over the ground: 12.5 kn
Time to the mark: 18 min
No. 734008 (worked solution)