Worksheet 358 · Skill 6
Course to steer
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You are at 335°T, 1.2 nm from Kittle water tank, bound for Green can "1". Your speed through the water is 7.3 kn. The current sets 147°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 061°T, 3.6 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 6.2 kn. The current sets 237°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 036°T, 1.9 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 9.2 kn. The current sets 158°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 292°T, 1.4 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 8.8 kn. The current sets 133°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 011°T, 1.9 nm from Kittle water tank, bound for Green can "3". Your speed through the water is 5.3 kn. The current sets 033°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 054°T, 2.3 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 10.9 kn. The current sets 356°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 332°T, 1.3 nm from Kittle water tank, bound for Red nun "2". Your speed through the water is 8.8 kn. The current sets 215°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 011°T, 3.6 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 7.1 kn. The current sets 241°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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 288 °T Speed over the ground: 6.4 kn Time to the mark: 60 min | No. 358001 (worked solution) |
| 2 | Course to steer: 112 °T Speed over the ground: 5.3 kn Time to the mark: 38 min | No. 358002 (worked solution) |
| 3 | Course to steer: 265 °T Speed over the ground: 8.9 kn Time to the mark: 41 min | No. 358003 (worked solution) |
| 4 | Course to steer: 036 °T Speed over the ground: 8.8 kn Time to the mark: 33 min | No. 358004 (worked solution) |
| 5 | Course to steer: 275 °T Speed over the ground: 4.8 kn Time to the mark: 71 min | No. 358005 (worked solution) |
| 6 | Course to steer: 252 °T Speed over the ground: 10.7 kn Time to the mark: 38 min | No. 358006 (worked solution) |
| 7 | Course to steer: 300 °T Speed over the ground: 9.2 kn Time to the mark: 39 min | No. 358007 (worked solution) |
| 8 | Course to steer: 135 °T Speed over the ground: 6.9 kn Time to the mark: 53 min | No. 358008 (worked solution) |