Worksheet 750 · 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 252°T, 1.3 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 8.3 kn. The current sets 339°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 123°T, 1.1 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 11.3 kn. The current sets 215°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 299°T, 3.6 nm from Tern Island tower, bound for Green can "3". Your speed through the water is 9.0 kn. The current sets 048°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 283°T, 1.6 nm from Gannet Rock daybeacon, bound for Green can "3". Your speed through the water is 10.1 kn. The current sets 356°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 158°T, 1.4 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 6.6 kn. The current sets 231°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 056°T, 1.6 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 5.0 kn. The current sets 174°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 316°T, 1.6 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 7.7 kn. The current sets 021°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 046°T, 2.0 nm from Gannet Rock daybeacon, bound for Green can "1". Your speed through the water is 11.1 kn. The current sets 205°T at 0.8 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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 273 °T Speed over the ground: 8.5 kn Time to the mark: 25 min | No. 750001 (worked solution) |
| 2 | Course to steer: 082 °T Speed over the ground: 10.3 kn Time to the mark: 27 min | No. 750002 (worked solution) |
| 3 | Course to steer: 166 °T Speed over the ground: 8.4 kn Time to the mark: 26 min | No. 750003 (worked solution) |
| 4 | Course to steer: 280 °T Speed over the ground: 10.4 kn Time to the mark: 12 min | No. 750004 (worked solution) |
| 5 | Course to steer: 071 °T Speed over the ground: 4.5 kn Time to the mark: 68 min | No. 750005 (worked solution) |
| 6 | Course to steer: 087 °T Speed over the ground: 5.5 kn Time to the mark: 49 min | No. 750006 (worked solution) |
| 7 | Course to steer: 240 °T Speed over the ground: 6.2 kn Time to the mark: 37 min | No. 750007 (worked solution) |
| 8 | Course to steer: 257 °T Speed over the ground: 11.6 kn Time to the mark: 37 min | No. 750008 (worked solution) |