Worksheet 762 · Skill 6
Course to steer
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You are at 075°T, 2.7 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 10.3 kn. The current sets 208°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 094°T, 2.4 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 5.9 kn. The current sets 323°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 292°T, 1.3 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 11.4 kn. The current sets 010°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 333°T, 1.5 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 8.7 kn. The current sets 118°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 285°T, 1.0 nm from Gannet Rock daybeacon, bound for Green can "1". Your speed through the water is 7.0 kn. The current sets 031°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 055°T, 3.2 nm from Gannet Rock daybeacon, bound for Green can "3". Your speed through the water is 5.4 kn. The current sets 175°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 066°T, 3.2 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 5.2 kn. The current sets 227°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 017°T, 2.6 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 6.4 kn. The current sets 344°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: 135 °T Speed over the ground: 10.7 kn Time to the mark: 15 min | No. 762001 (worked solution) |
| 2 | Course to steer: 008 °T Speed over the ground: 7.4 kn Time to the mark: 32 min | No. 762002 (worked solution) |
| 3 | Course to steer: 259 °T Speed over the ground: 11.2 kn Time to the mark: 19 min | No. 762003 (worked solution) |
| 4 | Course to steer: 221 °T Speed over the ground: 8.5 kn Time to the mark: 37 min | No. 762004 (worked solution) |
| 5 | Course to steer: 249 °T Speed over the ground: 5.8 kn Time to the mark: 46 min | No. 762005 (worked solution) |
| 6 | Course to steer: 282 °T Speed over the ground: 5.2 kn Time to the mark: 72 min | No. 762006 (worked solution) |
| 7 | Course to steer: 112 °T Speed over the ground: 4.8 kn Time to the mark: 40 min | No. 762007 (worked solution) |
| 8 | Course to steer: 142 °T Speed over the ground: 5.3 kn Time to the mark: 59 min | No. 762008 (worked solution) |