Worksheet 352 · Skill 6
Course to steer
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You are at 025°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 222°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 024°T, 2.1 nm from Kittle water tank, bound for Bell buoy "HS". Your speed through the water is 8.7 kn. The current sets 040°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 037°T, 2.5 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 11.7 kn. The current sets 101°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 050°T, 1.7 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 7.6 kn. The current sets 342°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 337°T, 1.8 nm from Mill stack, bound for Green can "3". Your speed through the water is 10.8 kn. The current sets 109°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 287°T, 2.0 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 9.3 kn. The current sets 059°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 058°T, 2.4 nm from Heron Point Light, bound for Green can "3". Your speed through the water is 8.4 kn. The current sets 002°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 048°T, 3.9 nm from Gannet Rock daybeacon, bound for Green can "3". Your speed through the water is 7.5 kn. The current sets 299°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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 086 °T Speed over the ground: 4.5 kn Time to the mark: 42 min | No. 352001 (worked solution) |
| 2 | Course to steer: 355 °T Speed over the ground: 9.5 kn Time to the mark: 31 min | No. 352002 (worked solution) |
| 3 | Course to steer: 147 °T Speed over the ground: 13.2 kn Time to the mark: 20 min | No. 352003 (worked solution) |
| 4 | Course to steer: 029 °T Speed over the ground: 9.4 kn Time to the mark: 18 min | No. 352004 (worked solution) |
| 5 | Course to steer: 008 °T Speed over the ground: 10.6 kn Time to the mark: 17 min | No. 352005 (worked solution) |
| 6 | Course to steer: 207 °T Speed over the ground: 7.8 kn Time to the mark: 25 min | No. 352006 (worked solution) |
| 7 | Course to steer: 057 °T Speed over the ground: 10.0 kn Time to the mark: 14 min | No. 352007 (worked solution) |
| 8 | Course to steer: 248 °T Speed over the ground: 8.4 kn Time to the mark: 47 min | No. 352008 (worked solution) |