Worksheet 317 · Skill 6

Course to steer

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1. You are at 047°T, 1.3 nm from Westfield church spire, bound for Green can "1". Your speed through the water is 7.8 kn. The current sets 187°T at 1.8 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  

2. You are at 324°T, 2.9 nm from Kittle water tank, bound for Green can "3". Your speed through the water is 8.1 kn. The current sets 206°T at 0.9 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 028°T, 1.2 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 8.4 kn. The current sets 154°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  

4. You are at 052°T, 3.8 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 10.3 kn. The current sets 040°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  

5. You are at 045°T, 1.1 nm from Westfield church spire, bound for Red nun "2". Your speed through the water is 8.1 kn. The current sets 036°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 091°T, 2.3 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 9.3 kn. The current sets 105°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  

7. You are at 323°T, 1.6 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 6.1 kn. The current sets 130°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  

8. You are at 140°T, 2.6 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 8.1 kn. The current sets 141°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