Worksheet 654 · Skill 6
Course to steer
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You are at 036°T, 2.6 nm from Heron Point Light, bound for Green can "3". Your speed through the water is 8.4 kn. The current sets 324°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 256°T, 3.0 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 7.8 kn. The current sets 259°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 017°T, 1.0 nm from Heron Point Light, bound for Red nun "2". Your speed through the water is 7.2 kn. The current sets 214°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 272°T, 2.8 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 8.6 kn. The current sets 268°T at 1.9 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
You are at 082°T, 1.2 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 8.0 kn. The current sets 343°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 314°T, 1.0 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 11.2 kn. The current sets 073°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 345°T, 2.0 nm from Tern Island tower, bound for Green can "3". Your speed through the water is 10.4 kn. The current sets 315°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 209°T, 1.4 nm from Gannet Rock daybeacon, bound for Green can "1". Your speed through the water is 9.8 kn. The current sets 040°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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 076 °T Speed over the ground: 8.1 kn Time to the mark: 17 min | No. 654001 (worked solution) |
| 2 | Course to steer: 193 °T Speed over the ground: 8.0 kn Time to the mark: 19 min | No. 654002 (worked solution) |
| 3 | Course to steer: 059 °T Speed over the ground: 6.1 kn Time to the mark: 23 min | No. 654003 (worked solution) |
| 4 | Course to steer: 182 °T Speed over the ground: 8.9 kn Time to the mark: 22 min | No. 654004 (worked solution) |
| 5 | Course to steer: 130 °T Speed over the ground: 6.1 kn Time to the mark: 34 min | No. 654005 (worked solution) |
| 6 | Course to steer: 037 °T Speed over the ground: 13.2 kn Time to the mark: 19 min | No. 654006 (worked solution) |
| 7 | Course to steer: 193 °T Speed over the ground: 9.9 kn Time to the mark: 23 min | No. 654007 (worked solution) |
| 8 | Course to steer: 273 °T Speed over the ground: 9.2 kn Time to the mark: 31 min | No. 654008 (worked solution) |