Worksheet 26 · Skill 6
Course to steer
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You are at 006°T, 2.3 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 5.7 kn. The current sets 153°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
You are at 357°T, 1.6 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 7.6 kn. The current sets 086°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 050°T, 2.1 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 11.0 kn. The current sets 349°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 021°T, 1.9 nm from Heron Point Light, bound for Green can "3". Your speed through the water is 10.6 kn. The current sets 119°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
You are at 006°T, 2.4 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 11.7 kn. The current sets 269°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
You are at 260°T, 2.4 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 5.9 kn. The current sets 183°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
You are at 282°T, 0.9 nm from Gannet Rock daybeacon, bound for Green can "3". Your speed through the water is 9.2 kn. The current sets 257°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
You are at 301°T, 1.7 nm from Kittle water tank, bound for Green can "1". Your speed through the water is 7.8 kn. The current sets 355°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: 109 °T Speed over the ground: 6.8 kn Time to the mark: 53 min | No. 26001 (worked solution) |
| 2 | Course to steer: 037 °T Speed over the ground: 8.9 kn Time to the mark: 21 min | No. 26002 (worked solution) |
| 3 | Course to steer: 019 °T Speed over the ground: 13.1 kn Time to the mark: 12 min | No. 26003 (worked solution) |
| 4 | Course to steer: 063 °T Speed over the ground: 11.6 kn Time to the mark: 17 min | No. 26004 (worked solution) |
| 5 | Course to steer: 139 °T Speed over the ground: 11.2 kn Time to the mark: 30 min | No. 26005 (worked solution) |
| 6 | Course to steer: 202 °T Speed over the ground: 7.8 kn Time to the mark: 17 min | No. 26006 (worked solution) |
| 7 | Course to steer: 289 °T Speed over the ground: 10.3 kn Time to the mark: 16 min | No. 26007 (worked solution) |
| 8 | Course to steer: 274 °T Speed over the ground: 8.2 kn Time to the mark: 40 min | No. 26008 (worked solution) |