Worksheet 110 · 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 051°T, 3.3 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 6.5 kn. The current sets 003°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 274°T, 2.4 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 10.8 kn. The current sets 228°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 026°T, 2.2 nm from Gannet Rock daybeacon, bound for Green can "1". Your speed through the water is 10.3 kn. The current sets 201°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 038°T, 2.8 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 5.6 kn. The current sets 232°T at 2.2 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 288°T, 1.6 nm from Gannet Rock daybeacon, bound for Green can "3". Your speed through the water is 11.7 kn. The current sets 219°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 253°T, 1.5 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 8.1 kn. The current sets 011°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 278°T, 1.7 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 11.0 kn. The current sets 156°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 268°T, 2.1 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 11.0 kn. The current sets 142°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: 170 °T Speed over the ground: 4.5 kn Time to the mark: 57 min | No. 110001 (worked solution) |
| 2 | Course to steer: 272 °T Speed over the ground: 12.2 kn Time to the mark: 12 min | No. 110002 (worked solution) |
| 3 | Course to steer: 254 °T Speed over the ground: 11.2 kn Time to the mark: 37 min | No. 110003 (worked solution) |
| 4 | Course to steer: 092 °T Speed over the ground: 4.2 kn Time to the mark: 35 min | No. 110004 (worked solution) |
| 5 | Course to steer: 288 °T Speed over the ground: 12.3 kn Time to the mark: 10 min | No. 110005 (worked solution) |
| 6 | Course to steer: 212 °T Speed over the ground: 6.3 kn Time to the mark: 33 min | No. 110006 (worked solution) |
| 7 | Course to steer: 218 °T Speed over the ground: 12.0 kn Time to the mark: 19 min | No. 110007 (worked solution) |
| 8 | Course to steer: 207 °T Speed over the ground: 11.8 kn Time to the mark: 13 min | No. 110008 (worked solution) |