Worksheet 459 · Skill 6
Course to steer
Plot Pass worksheet. Plot Pass $1.95/month or $19.50/year · Free during preview. Plotroom · cedarpointmarina.net · invented chart, not for navigation.
You are at 024°T, 1.4 nm from Kittle water tank, bound for Bell buoy "HS". Your speed through the water is 5.8 kn. The current sets 202°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 267°T, 1.8 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 11.8 kn. The current sets 276°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 018°T, 1.0 nm from Heron Point Light, bound for Green can "3". Your speed through the water is 7.1 kn. The current sets 131°T at 0.5 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 356°T, 1.6 nm from Heron Point Light, bound for Red nun "2". Your speed through the water is 9.1 kn. The current sets 047°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 341°T, 2.8 nm from Kittle water tank, bound for Bell buoy "HS". Your speed through the water is 5.2 kn. The current sets 109°T at 0.6 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 104°T, 2.0 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 8.7 kn. The current sets 189°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 031°T, 3.5 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 7.2 kn. The current sets 244°T at 0.6 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 056°T, 1.7 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 10.8 kn. The current sets 046°T at 1.0 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: 008 °T Speed over the ground: 4.1 kn Time to the mark: 81 min | No. 459001 (worked solution) |
| 2 | Course to steer: 202 °T Speed over the ground: 12.1 kn Time to the mark: 13 min | No. 459002 (worked solution) |
| 3 | Course to steer: 056 °T Speed over the ground: 7.2 kn Time to the mark: 32 min | No. 459003 (worked solution) |
| 4 | Course to steer: 084 °T Speed over the ground: 9.8 kn Time to the mark: 16 min | No. 459004 (worked solution) |
| 5 | Course to steer: 016 °T Speed over the ground: 5.2 kn Time to the mark: 52 min | No. 459005 (worked solution) |
| 6 | Course to steer: 254 °T Speed over the ground: 9.5 kn Time to the mark: 39 min | No. 459006 (worked solution) |
| 7 | Course to steer: 154 °T Speed over the ground: 7.2 kn Time to the mark: 44 min | No. 459007 (worked solution) |
| 8 | Course to steer: 258 °T Speed over the ground: 10.0 kn Time to the mark: 38 min | No. 459008 (worked solution) |