Worksheet 195 · Skill 6
Course to steer
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You are at 073°T, 2.4 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 6.4 kn. The current sets 191°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 010°T, 2.5 nm from Mill stack, bound for Bell buoy "HS". Your speed through the water is 6.8 kn. The current sets 022°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
You are at 140°T, 1.6 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 9.2 kn. The current sets 331°T at 2.3 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
You are at 342°T, 2.7 nm from Mill stack, bound for Green can "3". Your speed through the water is 7.3 kn. The current sets 294°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 303°T, 1.3 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 5.5 kn. The current sets 003°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
You are at 335°T, 1.9 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 11.1 kn. The current sets 182°T at 2.3 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
You are at 019°T, 0.8 nm from Heron Point Light, bound for Red nun "2". Your speed through the water is 8.8 kn. The current sets 031°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
You are at 018°T, 2.7 nm from Mill stack, bound for Bell buoy "HS". Your speed through the water is 7.5 kn. The current sets 247°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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 273 °T Speed over the ground: 6.6 kn Time to the mark: 65 min | No. 195001 (worked solution) |
| 2 | Course to steer: 056 °T Speed over the ground: 9.0 kn Time to the mark: 49 min | No. 195002 (worked solution) |
| 3 | Course to steer: 271 °T Speed over the ground: 10.5 kn Time to the mark: 34 min | No. 195003 (worked solution) |
| 4 | Course to steer: 030 °T Speed over the ground: 7.3 kn Time to the mark: 18 min | No. 195004 (worked solution) |
| 5 | Course to steer: 058 °T Speed over the ground: 6.5 kn Time to the mark: 41 min | No. 195005 (worked solution) |
| 6 | Course to steer: 213 °T Speed over the ground: 13.1 kn Time to the mark: 22 min | No. 195006 (worked solution) |
| 7 | Course to steer: 068 °T Speed over the ground: 10.9 kn Time to the mark: 14 min | No. 195007 (worked solution) |
| 8 | Course to steer: 051 °T Speed over the ground: 5.5 kn Time to the mark: 76 min | No. 195008 (worked solution) |