Worksheet 212 · Skill 6
Course to steer
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You are at 227°T, 2.1 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 7.0 kn. The current sets 317°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 150°T, 2.6 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 10.1 kn. The current sets 051°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 015°T, 2.0 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 10.1 kn. The current sets 340°T at 1.5 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 254°T, 1.1 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 9.5 kn. The current sets 118°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 289°T, 3.8 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 7.0 kn. The current sets 059°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 030°T, 1.1 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 6.5 kn. The current sets 203°T at 2.3 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 346°T, 1.5 nm from Heron Point Light, bound for Red nun "2". Your speed through the water is 8.0 kn. The current sets 163°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 271°T, 2.9 nm from Tern Island tower, bound for Green can "3". Your speed through the water is 7.1 kn. The current sets 060°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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 052 °T Speed over the ground: 7.1 kn Time to the mark: 54 min | No. 212001 (worked solution) |
| 2 | Course to steer: 034 °T Speed over the ground: 12.5 kn Time to the mark: 21 min | No. 212002 (worked solution) |
| 3 | Course to steer: 108 °T Speed over the ground: 9.3 kn Time to the mark: 23 min | No. 212003 (worked solution) |
| 4 | Course to steer: 028 °T Speed over the ground: 9.7 kn Time to the mark: 33 min | No. 212004 (worked solution) |
| 5 | Course to steer: 188 °T Speed over the ground: 6.4 kn Time to the mark: 41 min | No. 212005 (worked solution) |
| 6 | Course to steer: 114 °T Speed over the ground: 6.9 kn Time to the mark: 37 min | No. 212006 (worked solution) |
| 7 | Course to steer: 069 °T Speed over the ground: 8.0 kn Time to the mark: 21 min | No. 212007 (worked solution) |
| 8 | Course to steer: 164 °T Speed over the ground: 6.9 kn Time to the mark: 18 min | No. 212008 (worked solution) |