Worksheet 697 · Skill 6
Course to steer
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You are at 054°T, 3.8 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 6.4 kn. The current sets 244°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
You are at 328°T, 2.6 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 10.7 kn. The current sets 135°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
You are at 033°T, 2.1 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 7.2 kn. The current sets 293°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
You are at 256°T, 2.2 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 7.1 kn. The current sets 336°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
You are at 040°T, 3.8 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 10.7 kn. The current sets 213°T at 1.0 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
You are at 342°T, 1.6 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 6.6 kn. The current sets 011°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
You are at 301°T, 1.3 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 7.2 kn. The current sets 072°T at 1.0 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
You are at 007°T, 2.3 nm from Heron Point Light, bound for Red nun "2". Your speed through the water is 7.7 kn. The current sets 201°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
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 133 °T Speed over the ground: 6.2 kn Time to the mark: 36 min | No. 697001 (worked solution) |
| 2 | Course to steer: 202 °T Speed over the ground: 11.0 kn Time to the mark: 27 min | No. 697002 (worked solution) |
| 3 | Course to steer: 143 °T Speed over the ground: 6.6 kn Time to the mark: 41 min | No. 697003 (worked solution) |
| 4 | Course to steer: 277 °T Speed over the ground: 7.5 kn Time to the mark: 22 min | No. 697004 (worked solution) |
| 5 | Course to steer: 162 °T Speed over the ground: 11.4 kn Time to the mark: 27 min | No. 697005 (worked solution) |
| 6 | Course to steer: 108 °T Speed over the ground: 6.6 kn Time to the mark: 41 min | No. 697006 (worked solution) |
| 7 | Course to steer: 043 °T Speed over the ground: 8.1 kn Time to the mark: 34 min | No. 697007 (worked solution) |
| 8 | Course to steer: 079 °T Speed over the ground: 6.7 kn Time to the mark: 19 min | No. 697008 (worked solution) |