Worksheet 135 · 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 225°T, 2.1 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 11.5 kn. The current sets 266°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 264°T, 2.0 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 11.7 kn. The current sets 121°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 296°T, 2.5 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 6.8 kn. The current sets 028°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 006°T, 2.6 nm from Mill stack, bound for Bell buoy "HS". Your speed through the water is 7.1 kn. The current sets 078°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 080°T, 1.6 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 10.9 kn. The current sets 170°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 021°T, 3.3 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 10.3 kn. The current sets 017°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 067°T, 2.3 nm from Gannet Rock daybeacon, bound for Green can "3". Your speed through the water is 6.2 kn. The current sets 046°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 037°T, 4.1 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 9.1 kn. The current sets 046°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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 226 °T Speed over the ground: 13.4 kn Time to the mark: 12 min | No. 135001 (worked solution) |
| 2 | Course to steer: 214 °T Speed over the ground: 11.8 kn Time to the mark: 13 min | No. 135002 (worked solution) |
| 3 | Course to steer: 201 °T Speed over the ground: 4.4 kn Time to the mark: 60 min | No. 135003 (worked solution) |
| 4 | Course to steer: 040 °T Speed over the ground: 8.9 kn Time to the mark: 50 min | No. 135004 (worked solution) |
| 5 | Course to steer: 118 °T Speed over the ground: 11.4 kn Time to the mark: 17 min | No. 135005 (worked solution) |
| 6 | Course to steer: 161 °T Speed over the ground: 8.8 kn Time to the mark: 39 min | No. 135006 (worked solution) |
| 7 | Course to steer: 258 °T Speed over the ground: 4.7 kn Time to the mark: 72 min | No. 135007 (worked solution) |
| 8 | Course to steer: 166 °T Speed over the ground: 8.5 kn Time to the mark: 35 min | No. 135008 (worked solution) |