Worksheet 594 · Skill 6
Course to steer
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You are at 063°T, 2.4 nm from Gannet Rock daybeacon, bound for Green can "3". Your speed through the water is 8.8 kn. The current sets 144°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 006°T, 3.2 nm from Mill stack, bound for Bell buoy "HS". Your speed through the water is 9.6 kn. The current sets 156°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 356°T, 2.2 nm from Mill stack, bound for Green can "3". Your speed through the water is 6.8 kn. The current sets 040°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 097°T, 1.3 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 7.9 kn. The current sets 305°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 004°T, 2.6 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 8.9 kn. The current sets 106°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 261°T, 2.3 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 7.5 kn. The current sets 065°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 339°T, 1.4 nm from Kittle water tank, bound for Red nun "2". Your speed through the water is 5.4 kn. The current sets 310°T at 1.5 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 095°T, 1.7 nm from Heron Point Light, bound for Green can "3". Your speed through the water is 7.8 kn. The current sets 064°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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 276 °T Speed over the ground: 7.9 kn Time to the mark: 43 min | No. 594001 (worked solution) |
| 2 | Course to steer: 046 °T Speed over the ground: 9.3 kn Time to the mark: 45 min | No. 594002 (worked solution) |
| 3 | Course to steer: 003 °T Speed over the ground: 7.4 kn Time to the mark: 20 min | No. 594003 (worked solution) |
| 4 | Course to steer: 100 °T Speed over the ground: 6.5 kn Time to the mark: 40 min | No. 594004 (worked solution) |
| 5 | Course to steer: 141 °T Speed over the ground: 10.7 kn Time to the mark: 32 min | No. 594005 (worked solution) |
| 6 | Course to steer: 271 °T Speed over the ground: 6.1 kn Time to the mark: 25 min | No. 594006 (worked solution) |
| 7 | Course to steer: 280 °T Speed over the ground: 6.7 kn Time to the mark: 53 min | No. 594007 (worked solution) |
| 8 | Course to steer: 028 °T Speed over the ground: 8.9 kn Time to the mark: 25 min | No. 594008 (worked solution) |