Plotroom

PREVIEWFree during preview: checkout has not opened, so skills 5 to 8, worksheets and CSV cost nothing yet. Price when it opens: Plot Pass $1.95/month or $19.50/year.

Worksheet 282 · Skill 6

Course to steer

Next sheet

Plot Pass worksheet. Plot Pass $1.95/month or $19.50/year · Free during preview. Plotroom · cedarpointmarina.net · invented chart, not for navigation.

  1. You are at 156°T, 1.2 nm from Gannet Rock daybeacon, bound for Bell buoy "HS". Your speed through the water is 11.7 kn. The current sets 073°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  

  2. You are at 056°T, 2.0 nm from Heron Point Light, bound for Green can "3". Your speed through the water is 10.2 kn. The current sets 208°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  

  3. You are at 044°T, 2.8 nm from Westfield church spire, bound for Green can "3". Your speed through the water is 6.7 kn. The current sets 063°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  

  4. You are at 295°T, 1.3 nm from Tern Island tower, bound for Red nun "2". Your speed through the water is 8.5 kn. The current sets 044°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  

  5. You are at 356°T, 2.2 nm from Mill stack, bound for Green can "3". Your speed through the water is 9.9 kn. The current sets 026°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  

  6. You are at 033°T, 1.5 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 7.1 kn. The current sets 057°T at 1.1 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  

  7. You are at 315°T, 2.0 nm from Tern Island tower, bound for Bell buoy "HS". Your speed through the water is 10.3 kn. The current sets 209°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  

  8. You are at 028°T, 2.7 nm from Mill stack, bound for Bell buoy "HS". Your speed through the water is 6.6 kn. The current sets 148°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  

Practice Sheet No. 1

Practice Sheet No. 1 with the starting fixes of this worksheet 34 41 22 38 29 18 27 44 12 21 19 N VAR 7°W (invented) Heron Sound Heron Point Tern Island Westfield Kittle Gannet Rock Fl W 4s 52ft 14M TR TANK SPIRE STACK Dbn 1 2 3 HS 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Border scale: nautical miles (1 nm = 10 ticks) PRACTICE SHEET No. 1 · HERON SOUNDInvented for practice · NOT FOR NAVIGATION · Plotroom Start Start Start Start Start Start Start Start

Answer key

No.AnswersProblem
1Course to steer: 010 °T
Speed over the ground: 13.0 kn
Time to the mark: 24 min
No. 282001 (worked solution)
2Course to steer: 045 °T
Speed over the ground: 8.2 kn
Time to the mark: 20 min
No. 282002 (worked solution)
3Course to steer: 128 °T
Speed over the ground: 6.9 kn
Time to the mark: 38 min
No. 282003 (worked solution)
4Course to steer: 214 °T
Speed over the ground: 6.4 kn
Time to the mark: 33 min
No. 282004 (worked solution)
5Course to steer: 002 °T
Speed over the ground: 11.9 kn
Time to the mark: 12 min
No. 282005 (worked solution)
6Course to steer: 094 °T
Speed over the ground: 8.0 kn
Time to the mark: 24 min
No. 282006 (worked solution)
7Course to steer: 079 °T
Speed over the ground: 8.9 kn
Time to the mark: 37 min
No. 282007 (worked solution)
8Course to steer: 031 °T
Speed over the ground: 6.2 kn
Time to the mark: 67 min
No. 282008 (worked solution)