Worksheet 765 · Skill 6

Course to steer

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1. You are at 310°T, 2.9 nm from Tern Island tower, bound for Green can "1". Your speed through the water is 6.4 kn. The current sets 052°T at 2.5 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  

2. You are at 325°T, 2.3 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 7.0 kn. The current sets 328°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  

3. You are at 315°T, 2.7 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 8.9 kn. The current sets 136°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  

4. You are at 010°T, 2.0 nm from Gannet Rock daybeacon, bound for Red nun "2". Your speed through the water is 8.7 kn. The current sets 056°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  

5. You are at 010°T, 3.2 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 8.3 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  

6. You are at 015°T, 2.2 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 7.9 kn. The current sets 355°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  

7. You are at 030°T, 2.8 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 10.9 kn. The current sets 089°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  

8. You are at 331°T, 1.5 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 9.6 kn. The current sets 107°T at 1.4 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