Worksheet 840 · 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 024°T, 2.5 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 7.2 kn. The current sets 309°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 016°T, 1.9 nm from Gannet Rock daybeacon, bound for Green can "1". Your speed through the water is 9.1 kn. The current sets 345°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 335°T, 2.3 nm from Mill stack, bound for Green can "3". Your speed through the water is 6.4 kn. The current sets 110°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 008°T, 1.7 nm from Kittle water tank, bound for Green can "1". Your speed through the water is 5.9 kn. The current sets 023°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 092°T, 3.6 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 9.6 kn. The current sets 240°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 030°T, 1.1 nm from Gannet Rock daybeacon, bound for Green can "3". Your speed through the water is 10.1 kn. The current sets 072°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 136°T, 2.8 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 8.1 kn. The current sets 040°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 059°T, 1.0 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 7.4 kn. The current sets 340°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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 243 °T Speed over the ground: 7.6 kn Time to the mark: 50 min | No. 840001 (worked solution) |
| 2 | Course to steer: 234 °T Speed over the ground: 8.6 kn Time to the mark: 45 min | No. 840002 (worked solution) |
| 3 | Course to steer: 014 °T Speed over the ground: 6.4 kn Time to the mark: 26 min | No. 840003 (worked solution) |
| 4 | Course to steer: 271 °T Speed over the ground: 5.7 kn Time to the mark: 74 min | No. 840004 (worked solution) |
| 5 | Course to steer: 096 °T Speed over the ground: 8.6 kn Time to the mark: 14 min | No. 840005 (worked solution) |
| 6 | Course to steer: 266 °T Speed over the ground: 8.1 kn Time to the mark: 30 min | No. 840006 (worked solution) |
| 7 | Course to steer: 254 °T Speed over the ground: 7.1 kn Time to the mark: 48 min | No. 840007 (worked solution) |
| 8 | Course to steer: 107 °T Speed over the ground: 6.9 kn Time to the mark: 42 min | No. 840008 (worked solution) |