Worksheet 117 · 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 087°T, 2.3 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 6.3 kn. The current sets 117°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 138°T, 1.7 nm from Gannet Rock daybeacon, bound for Green can "1". Your speed through the water is 6.6 kn. The current sets 234°T at 0.7 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 223°T, 2.2 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 5.0 kn. The current sets 242°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
You are at 143°T, 1.1 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 6.9 kn. The current sets 151°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 021°T, 3.5 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 7.4 kn. The current sets 243°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 339°T, 2.6 nm from Kittle water tank, bound for Bell buoy "HS". Your speed through the water is 11.0 kn. The current sets 147°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 026°T, 2.5 nm from Kittle water tank, bound for Bell buoy "HS". Your speed through the water is 6.8 kn. The current sets 086°T at 0.6 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
You are at 052°T, 1.5 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 7.1 kn. The current sets 299°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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 354 °T Speed over the ground: 6.0 kn Time to the mark: 37 min | No. 117001 (worked solution) |
| 2 | Course to steer: 280 °T Speed over the ground: 7.1 kn Time to the mark: 55 min | No. 117002 (worked solution) |
| 3 | Course to steer: 311 °T Speed over the ground: 5.8 kn Time to the mark: 38 min | No. 117003 (worked solution) |
| 4 | Course to steer: 083 °T Speed over the ground: 8.0 kn Time to the mark: 28 min | No. 117004 (worked solution) |
| 5 | Course to steer: 124 °T Speed over the ground: 7.0 kn Time to the mark: 50 min | No. 117005 (worked solution) |
| 6 | Course to steer: 017 °T Speed over the ground: 10.4 kn Time to the mark: 27 min | No. 117006 (worked solution) |
| 7 | Course to steer: 351 °T Speed over the ground: 6.8 kn Time to the mark: 40 min | No. 117007 (worked solution) |
| 8 | Course to steer: 032 °T Speed over the ground: 7.2 kn Time to the mark: 25 min | No. 117008 (worked solution) |