Worksheet 777 · 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 249°T, 2.7 nm from Gannet Rock daybeacon, bound for Green can "1". Your speed through the water is 6.8 kn. The current sets 254°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 227°T, 1.5 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 10.6 kn. The current sets 019°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 075°T, 3.4 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 9.8 kn. The current sets 197°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 305°T, 1.8 nm from Kittle water tank, bound for Green can "1". Your speed through the water is 7.1 kn. The current sets 047°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 316°T, 1.9 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 10.8 kn. The current sets 296°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 336°T, 2.2 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 10.5 kn. The current sets 057°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 332°T, 1.8 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 9.4 kn. The current sets 317°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 013°T, 1.4 nm from Gannet Rock daybeacon, bound for Green can "3". Your speed through the water is 8.0 kn. The current sets 131°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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 281 °T Speed over the ground: 7.9 kn Time to the mark: 22 min | No. 777001 (worked solution) |
| 2 | Course to steer: 228 °T Speed over the ground: 9.3 kn Time to the mark: 16 min | No. 777002 (worked solution) |
| 3 | Course to steer: 109 °T Speed over the ground: 10.1 kn Time to the mark: 16 min | No. 777003 (worked solution) |
| 4 | Course to steer: 270 °T Speed over the ground: 5.7 kn Time to the mark: 57 min | No. 777004 (worked solution) |
| 5 | Course to steer: 199 °T Speed over the ground: 10.7 kn Time to the mark: 24 min | No. 777005 (worked solution) |
| 6 | Course to steer: 106 °T Speed over the ground: 12.0 kn Time to the mark: 25 min | No. 777006 (worked solution) |
| 7 | Course to steer: 099 °T Speed over the ground: 8.4 kn Time to the mark: 35 min | No. 777007 (worked solution) |
| 8 | Course to steer: 274 °T Speed over the ground: 6.4 kn Time to the mark: 36 min | No. 777008 (worked solution) |