Worksheet 230 · 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 248°T, 1.7 nm from Gannet Rock daybeacon, bound for Green can "3". Your speed through the water is 6.1 kn. The current sets 195°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 280°T, 2.9 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 6.4 kn. The current sets 149°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 033°T, 2.1 nm from Mill stack, bound for Green can "1". Your speed through the water is 8.3 kn. The current sets 351°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 042°T, 2.4 nm from Mill stack, bound for Green can "3". Your speed through the water is 6.2 kn. The current sets 168°T at 1.2 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, 1.2 nm from Tern Island tower, bound for Green can "3". Your speed through the water is 10.1 kn. The current sets 285°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 034°T, 3.2 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 5.4 kn. The current sets 017°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 220°T, 1.2 nm from Gannet Rock daybeacon, bound for Green can "1". Your speed through the water is 10.8 kn. The current sets 332°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 059°T, 1.5 nm from Heron Point Light, bound for Green can "3". Your speed through the water is 5.1 kn. The current sets 032°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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 313 °T Speed over the ground: 5.9 kn Time to the mark: 25 min | No. 230001 (worked solution) |
| 2 | Course to steer: 191 °T Speed over the ground: 7.7 kn Time to the mark: 24 min | No. 230002 (worked solution) |
| 3 | Course to steer: 285 °T Speed over the ground: 9.1 kn Time to the mark: 21 min | No. 230003 (worked solution) |
| 4 | Course to steer: 335 °T Speed over the ground: 5.0 kn Time to the mark: 38 min | No. 230004 (worked solution) |
| 5 | Course to steer: 252 °T Speed over the ground: 11.7 kn Time to the mark: 11 min | No. 230005 (worked solution) |
| 6 | Course to steer: 173 °T Speed over the ground: 3.4 kn Time to the mark: 88 min | No. 230006 (worked solution) |
| 7 | Course to steer: 266 °T Speed over the ground: 11.6 kn Time to the mark: 24 min | No. 230007 (worked solution) |
| 8 | Course to steer: 053 °T Speed over the ground: 6.5 kn Time to the mark: 30 min | No. 230008 (worked solution) |