Worksheet 282 · Skill 6
Course to steer
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You are at 156°T, 1.2 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 11.7 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 056°T, 2.0 nm from Heron Point Light, bound for Green can "3". Your speed through the water is 10.2 kn. The current sets 208°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
You are at 044°T, 2.8 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 6.7 kn. The current sets 063°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 295°T, 1.3 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 8.5 kn. The current sets 044°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
You are at 356°T, 2.2 nm from Mill stack, bound for Green can "3". Your speed through the water is 9.9 kn. The current sets 026°T at 2.2 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 033°T, 1.5 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 7.1 kn. The current sets 057°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 315°T, 2.0 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 10.3 kn. The current sets 209°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 028°T, 2.7 nm from Mill stack, bound for Bell buoy "HS". Your speed through the water is 6.6 kn. The current sets 148°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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 010 °T Speed over the ground: 13.0 kn Time to the mark: 24 min | No. 282001 (worked solution) |
| 2 | Course to steer: 045 °T Speed over the ground: 8.2 kn Time to the mark: 20 min | No. 282002 (worked solution) |
| 3 | Course to steer: 128 °T Speed over the ground: 6.9 kn Time to the mark: 38 min | No. 282003 (worked solution) |
| 4 | Course to steer: 214 °T Speed over the ground: 6.4 kn Time to the mark: 33 min | No. 282004 (worked solution) |
| 5 | Course to steer: 002 °T Speed over the ground: 11.9 kn Time to the mark: 12 min | No. 282005 (worked solution) |
| 6 | Course to steer: 094 °T Speed over the ground: 8.0 kn Time to the mark: 24 min | No. 282006 (worked solution) |
| 7 | Course to steer: 079 °T Speed over the ground: 8.9 kn Time to the mark: 37 min | No. 282007 (worked solution) |
| 8 | Course to steer: 031 °T Speed over the ground: 6.2 kn Time to the mark: 67 min | No. 282008 (worked solution) |