Worksheet 233 · 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 159°T, 1.5 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 8.9 kn. The current sets 195°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 024°T, 2.0 nm from Mill stack, bound for Red nun "2". Your speed through the water is 11.8 kn. The current sets 089°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 334°T, 2.0 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 6.0 kn. The current sets 253°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 040°T, 3.8 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 7.5 kn. The current sets 261°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
You are at 076°T, 1.4 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 7.7 kn. The current sets 073°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 337°T, 1.7 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 10.2 kn. The current sets 164°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 055°T, 2.6 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 6.5 kn. The current sets 175°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 091°T, 2.6 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 6.9 kn. The current sets 145°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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 092 °T Speed over the ground: 8.7 kn Time to the mark: 22 min | No. 233001 (worked solution) |
| 2 | Course to steer: 309 °T Speed over the ground: 11.0 kn Time to the mark: 15 min | No. 233002 (worked solution) |
| 3 | Course to steer: 189 °T Speed over the ground: 7.4 kn Time to the mark: 39 min | No. 233003 (worked solution) |
| 4 | Course to steer: 139 °T Speed over the ground: 6.5 kn Time to the mark: 43 min | No. 233004 (worked solution) |
| 5 | Course to steer: 129 °T Speed over the ground: 8.6 kn Time to the mark: 24 min | No. 233005 (worked solution) |
| 6 | Course to steer: 216 °T Speed over the ground: 11.2 kn Time to the mark: 25 min | No. 233006 (worked solution) |
| 7 | Course to steer: 101 °T Speed over the ground: 7.6 kn Time to the mark: 32 min | No. 233007 (worked solution) |
| 8 | Course to steer: 348 °T Speed over the ground: 5.5 kn Time to the mark: 43 min | No. 233008 (worked solution) |