Worksheet 5 · 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 165°T, 1.3 nm from Tern Island tower, bound for Green can "3". Your speed through the water is 10.9 kn. The current sets 128°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 329°T, 1.1 nm from Kittle water tank, bound for Bell buoy "HS". Your speed through the water is 9.9 kn. The current sets 342°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 222°T, 1.6 nm from Gannet Rock daybeacon, bound for Green can "1". Your speed through the water is 5.3 kn. The current sets 215°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 154°T, 1.2 nm from Gannet Rock daybeacon, bound for Green can "3". Your speed through the water is 11.4 kn. The current sets 063°T at 1.3 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 023°T, 2.7 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 6.4 kn. The current sets 181°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 340°T, 2.2 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 6.2 kn. The current sets 064°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 032°T, 4.1 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 5.4 kn. The current sets 090°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 317°T, 3.3 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 6.9 kn. The current sets 058°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: 268 °T Speed over the ground: 9.5 kn Time to the mark: 13 min | No. 5001 (worked solution) |
| 2 | Course to steer: 016 °T Speed over the ground: 10.8 kn Time to the mark: 33 min | No. 5002 (worked solution) |
| 3 | Course to steer: 285 °T Speed over the ground: 5.6 kn Time to the mark: 47 min | No. 5003 (worked solution) |
| 4 | Course to steer: 291 °T Speed over the ground: 10.6 kn Time to the mark: 25 min | No. 5004 (worked solution) |
| 5 | Course to steer: 135 °T Speed over the ground: 7.0 kn Time to the mark: 43 min | No. 5005 (worked solution) |
| 6 | Course to steer: 214 °T Speed over the ground: 5.4 kn Time to the mark: 66 min | No. 5006 (worked solution) |
| 7 | Course to steer: 182 °T Speed over the ground: 5.9 kn Time to the mark: 54 min | No. 5007 (worked solution) |
| 8 | Course to steer: 109 °T Speed over the ground: 8.0 kn Time to the mark: 48 min | No. 5008 (worked solution) |