Worksheet 296 · Skill 6
Course to steer
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You are at 178°T, 1.2 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 6.1 kn. The current sets 341°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 149°T, 1.2 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 5.0 kn. The current sets 225°T at 2.4 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 325°T, 2.7 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 5.6 kn. The current sets 276°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 069°T, 1.9 nm from Gannet Rock daybeacon, bound for Green can "3". Your speed through the water is 6.8 kn. The current sets 250°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 297°T, 2.2 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 6.6 kn. The current sets 051°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 027°T, 1.8 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 6.8 kn. The current sets 341°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 032°T, 3.6 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 10.3 kn. The current sets 303°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 358°T, 0.9 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 9.8 kn. The current sets 111°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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 266 °T Speed over the ground: 7.0 kn Time to the mark: 43 min | No. 296001 (worked solution) |
| 2 | Course to steer: 031 °T Speed over the ground: 2.7 kn Time to the mark: 111 min | No. 296002 (worked solution) |
| 3 | Course to steer: 189 °T Speed over the ground: 5.8 kn Time to the mark: 59 min | No. 296003 (worked solution) |
| 4 | Course to steer: 277 °T Speed over the ground: 8.1 kn Time to the mark: 39 min | No. 296004 (worked solution) |
| 5 | Course to steer: 201 °T Speed over the ground: 5.8 kn Time to the mark: 38 min | No. 296005 (worked solution) |
| 6 | Course to steer: 129 °T Speed over the ground: 4.9 kn Time to the mark: 65 min | No. 296006 (worked solution) |
| 7 | Course to steer: 147 °T Speed over the ground: 8.7 kn Time to the mark: 35 min | No. 296007 (worked solution) |
| 8 | Course to steer: 265 °T Speed over the ground: 8.0 kn Time to the mark: 36 min | No. 296008 (worked solution) |