Plotroom

PREVIEWFree during preview: checkout has not opened, so skills 5 to 8, worksheets and CSV cost nothing yet. Price when it opens: Plot Pass $1.95/month or $19.50/year.

Worksheet 396 · Skill 6

Course to steer

Next sheet

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 349°T, 1.1 nm from Kittle water tank, bound for Green can "3". Your speed through the water is 10.2 kn. The current sets 267°T at 2.1 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  

  2. You are at 210°T, 2.9 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 8.8 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  

  3. You are at 293°T, 4.1 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 6.8 kn. The current sets 036°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  

  4. You are at 312°T, 1.6 nm from Tern Island tower, bound for Green can "3". Your speed through the water is 10.6 kn. The current sets 114°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  

  5. You are at 283°T, 1.2 nm from Gannet Rock daybeacon, bound for Green can "3". Your speed through the water is 11.5 kn. The current sets 154°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  

  6. You are at 300°T, 4.5 nm from Tern Island tower, bound for Green can "3". Your speed through the water is 9.5 kn. The current sets 220°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  

  7. You are at 051°T, 2.5 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 9.1 kn. The current sets 132°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  

  8. You are at 354°T, 1.4 nm from Kittle water tank, bound for Red nun "2". Your speed through the water is 5.4 kn. The current sets 019°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  

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: 308 °T
Speed over the ground: 11.9 kn
Time to the mark: 28 min
No. 396001 (worked solution)
2Course to steer: 249 °T
Speed over the ground: 10.0 kn
Time to the mark: 13 min
No. 396002 (worked solution)
3Course to steer: 188 °T
Speed over the ground: 5.1 kn
Time to the mark: 55 min
No. 396003 (worked solution)
4Course to steer: 196 °T
Speed over the ground: 10.8 kn
Time to the mark: 15 min
No. 396004 (worked solution)
5Course to steer: 293 °T
Speed over the ground: 10.1 kn
Time to the mark: 14 min
No. 396005 (worked solution)
6Course to steer: 141 °T
Speed over the ground: 10.0 kn
Time to the mark: 27 min
No. 396006 (worked solution)
7Course to steer: 004 °T
Speed over the ground: 8.7 kn
Time to the mark: 15 min
No. 396007 (worked solution)
8Course to steer: 257 °T
Speed over the ground: 4.6 kn
Time to the mark: 82 min
No. 396008 (worked solution)