Worksheet 386 · Skill 6
Course to steer
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You are at 349°T, 0.9 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 6.5 kn. The current sets 178°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
You are at 096°T, 2.6 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 11.0 kn. The current sets 029°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 240°T, 1.6 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 9.5 kn. The current sets 271°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 065°T, 1.1 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 5.0 kn. The current sets 301°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 213°T, 1.6 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 6.2 kn. The current sets 050°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
You are at 326°T, 1.4 nm from Kittle water tank, bound for Red nun "2". Your speed through the water is 11.9 kn. The current sets 262°T at 2.4 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
You are at 096°T, 1.8 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 11.3 kn. The current sets 100°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 008°T, 1.0 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 6.6 kn. The current sets 329°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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 032 °T Speed over the ground: 5.5 kn Time to the mark: 41 min | No. 386001 (worked solution) |
| 2 | Course to steer: 136 °T Speed over the ground: 10.5 kn Time to the mark: 12 min | No. 386002 (worked solution) |
| 3 | Course to steer: 049 °T Speed over the ground: 7.9 kn Time to the mark: 44 min | No. 386003 (worked solution) |
| 4 | Course to steer: 127 °T Speed over the ground: 2.7 kn Time to the mark: 81 min | No. 386004 (worked solution) |
| 5 | Course to steer: 280 °T Speed over the ground: 5.6 kn Time to the mark: 45 min | No. 386005 (worked solution) |
| 6 | Course to steer: 294 °T Speed over the ground: 14.0 kn Time to the mark: 25 min | No. 386006 (worked solution) |
| 7 | Course to steer: 138 °T Speed over the ground: 12.6 kn Time to the mark: 13 min | No. 386007 (worked solution) |
| 8 | Course to steer: 127 °T Speed over the ground: 5.1 kn Time to the mark: 57 min | No. 386008 (worked solution) |