Worksheet 46 · 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 138°T, 1.5 nm from Gannet Rock daybeacon, bound for Green can "1". Your speed through the water is 7.1 kn. The current sets 010°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 339°T, 1.2 nm from Heron Point Light, bound for Green can "3". Your speed through the water is 9.7 kn. The current sets 354°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 132°T, 1.2 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 5.5 kn. The current sets 182°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
You are at 300°T, 4.3 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 6.3 kn. The current sets 158°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 075°T, 2.4 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 7.3 kn. The current sets 033°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 337°T, 1.8 nm from Heron Point Light, bound for Green can "1". Your speed through the water is 5.0 kn. The current sets 303°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 172°T, 0.9 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 5.6 kn. The current sets 016°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
You are at 046°T, 3.3 nm from Gannet Rock daybeacon, bound for Green can "3". Your speed through the water is 7.3 kn. The current sets 279°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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 254 °T Speed over the ground: 6.4 kn Time to the mark: 60 min | No. 46001 (worked solution) |
| 2 | Course to steer: 081 °T Speed over the ground: 10.1 kn Time to the mark: 27 min | No. 46002 (worked solution) |
| 3 | Course to steer: 105 °T Speed over the ground: 5.7 kn Time to the mark: 32 min | No. 46003 (worked solution) |
| 4 | Course to steer: 176 °T Speed over the ground: 8.3 kn Time to the mark: 34 min | No. 46004 (worked solution) |
| 5 | Course to steer: 160 °T Speed over the ground: 6.7 kn Time to the mark: 27 min | No. 46005 (worked solution) |
| 6 | Course to steer: 106 °T Speed over the ground: 3.1 kn Time to the mark: 48 min | No. 46006 (worked solution) |
| 7 | Course to steer: 118 °T Speed over the ground: 5.5 kn Time to the mark: 41 min | No. 46007 (worked solution) |
| 8 | Course to steer: 249 °T Speed over the ground: 9.5 kn Time to the mark: 38 min | No. 46008 (worked solution) |