Worksheet 192 · Skill 6
Course to steer
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You are at 007°T, 3.2 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 10.2 kn. The current sets 089°T at 1.8 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 035°T, 1.9 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 5.1 kn. The current sets 153°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 043°T, 2.1 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 6.3 kn. The current sets 229°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 296°T, 3.2 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 11.4 kn. The current sets 162°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 244°T, 1.5 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 7.0 kn. The current sets 167°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 274°T, 2.4 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 8.3 kn. The current sets 052°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 099°T, 1.3 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 6.0 kn. The current sets 087°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 059°T, 3.0 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 9.4 kn. The current sets 125°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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 131 °T Speed over the ground: 11.6 kn Time to the mark: 33 min | No. 192001 (worked solution) |
| 2 | Course to steer: 016 °T Speed over the ground: 4.4 kn Time to the mark: 34 min | No. 192002 (worked solution) |
| 3 | Course to steer: 261 °T Speed over the ground: 7.3 kn Time to the mark: 53 min | No. 192003 (worked solution) |
| 4 | Course to steer: 193 °T Speed over the ground: 12.9 kn Time to the mark: 21 min | No. 192004 (worked solution) |
| 5 | Course to steer: 231 °T Speed over the ground: 7.7 kn Time to the mark: 19 min | No. 192005 (worked solution) |
| 6 | Course to steer: 208 °T Speed over the ground: 6.4 kn Time to the mark: 32 min | No. 192006 (worked solution) |
| 7 | Course to steer: 001 °T Speed over the ground: 6.2 kn Time to the mark: 40 min | No. 192007 (worked solution) |
| 8 | Course to steer: 170 °T Speed over the ground: 11.0 kn Time to the mark: 20 min | No. 192008 (worked solution) |