Worksheet 126 · Skill 6
Course to steer
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You are at 291°T, 3.8 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 5.8 kn. The current sets 014°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 338°T, 1.1 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 6.1 kn. The current sets 348°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 019°T, 2.4 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 7.6 kn. The current sets 276°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 296°T, 3.7 nm from Tern Island tower, bound for Green can "3". Your speed through the water is 9.8 kn. The current sets 240°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 265°T, 2.0 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 11.7 kn. The current sets 047°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 208°T, 2.1 nm from Gannet Rock daybeacon, bound for Green can "3". Your speed through the water is 8.6 kn. The current sets 007°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 009°T, 3.6 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 11.4 kn. The current sets 052°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 251°T, 2.9 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 5.2 kn. The current sets 151°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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 178 °T Speed over the ground: 4.3 kn Time to the mark: 55 min | No. 126001 (worked solution) |
| 2 | Course to steer: 049 °T Speed over the ground: 6.5 kn Time to the mark: 35 min | No. 126002 (worked solution) |
| 3 | Course to steer: 056 °T Speed over the ground: 6.1 kn Time to the mark: 21 min | No. 126003 (worked solution) |
| 4 | Course to steer: 146 °T Speed over the ground: 9.8 kn Time to the mark: 22 min | No. 126004 (worked solution) |
| 5 | Course to steer: 268 °T Speed over the ground: 10.5 kn Time to the mark: 16 min | No. 126005 (worked solution) |
| 6 | Course to steer: 306 °T Speed over the ground: 9.9 kn Time to the mark: 23 min | No. 126006 (worked solution) |
| 7 | Course to steer: 132 °T Speed over the ground: 11.5 kn Time to the mark: 34 min | No. 126007 (worked solution) |
| 8 | Course to steer: 031 °T Speed over the ground: 4.7 kn Time to the mark: 88 min | No. 126008 (worked solution) |