Worksheet 464 · Skill 6
Course to steer
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You are at 025°T, 3.3 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 8.5 kn. The current sets 062°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 097°T, 1.2 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 6.9 kn. The current sets 222°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 087°T, 3.6 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 5.7 kn. The current sets 234°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 144°T, 1.1 nm from Gannet Rock daybeacon, bound for Green can "3". Your speed through the water is 8.6 kn. The current sets 010°T at 1.7 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 050°T, 2.2 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 8.0 kn. The current sets 151°T at 2.0 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 214°T, 1.7 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 6.8 kn. The current sets 087°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 040°T, 1.9 nm from Gannet Rock daybeacon, bound for Green can "1". Your speed through the water is 11.7 kn. The current sets 027°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 075°T, 2.8 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 8.8 kn. The current sets 108°T at 2.0 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
Practice Sheet No. 1
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Course to steer: 163 °T Speed over the ground: 8.4 kn Time to the mark: 38 min | No. 464001 (worked solution) |
| 2 | Course to steer: 108 °T Speed over the ground: 6.3 kn Time to the mark: 30 min | No. 464002 (worked solution) |
| 3 | Course to steer: 157 °T Speed over the ground: 6.7 kn Time to the mark: 20 min | No. 464003 (worked solution) |
| 4 | Course to steer: 282 °T Speed over the ground: 8.8 kn Time to the mark: 31 min | No. 464004 (worked solution) |
| 5 | Course to steer: 134 °T Speed over the ground: 9.9 kn Time to the mark: 23 min | No. 464005 (worked solution) |
| 6 | Course to steer: 285 °T Speed over the ground: 5.3 kn Time to the mark: 46 min | No. 464006 (worked solution) |
| 7 | Course to steer: 249 °T Speed over the ground: 11.0 kn Time to the mark: 38 min | No. 464007 (worked solution) |
| 8 | Course to steer: 151 °T Speed over the ground: 10.4 kn Time to the mark: 15 min | No. 464008 (worked solution) |