Worksheet 714 · Skill 6
Course to steer
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You are at 032°T, 2.1 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 11.4 kn. The current sets 211°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 217°T, 1.4 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 5.4 kn. The current sets 161°T at 0.6 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 049°T, 3.5 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 7.0 kn. The current sets 188°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 277°T, 1.4 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 9.7 kn. The current sets 164°T at 0.9 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 347°T, 2.2 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 5.7 kn. The current sets 020°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 243°T, 2.4 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 7.3 kn. The current sets 279°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 024°T, 3.2 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 11.6 kn. The current sets 248°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 198°T, 2.0 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 11.8 kn. The current sets 143°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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 109 °T Speed over the ground: 11.2 kn Time to the mark: 27 min | No. 714001 (worked solution) |
| 2 | Course to steer: 240 °T Speed over the ground: 5.5 kn Time to the mark: 37 min | No. 714002 (worked solution) |
| 3 | Course to steer: 125 °T Speed over the ground: 7.6 kn Time to the mark: 32 min | No. 714003 (worked solution) |
| 4 | Course to steer: 215 °T Speed over the ground: 10.3 kn Time to the mark: 18 min | No. 714004 (worked solution) |
| 5 | Course to steer: 121 °T Speed over the ground: 5.7 kn Time to the mark: 48 min | No. 714005 (worked solution) |
| 6 | Course to steer: 208 °T Speed over the ground: 7.7 kn Time to the mark: 19 min | No. 714006 (worked solution) |
| 7 | Course to steer: 118 °T Speed over the ground: 10.2 kn Time to the mark: 32 min | No. 714007 (worked solution) |
| 8 | Course to steer: 256 °T Speed over the ground: 11.3 kn Time to the mark: 17 min | No. 714008 (worked solution) |