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Worksheet 285 · Skill 1

Compass conversions

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  1. The course laid off on the chart is 024°T. What do you steer by the steering compass?

    Give whole degrees (000 to 359). This one must be exact.

    Compass course: ________ °C  

  2. You are steering 350° by the steering compass. What is the true course?

    Give whole degrees (000 to 359). This one must be exact.

    True course: ________ °T  

  3. You are steering 075° by the steering compass. What is the true course?

    Give whole degrees (000 to 359). This one must be exact.

    True course: ________ °T  

  4. A bearing on the chart is 118°T. What is it magnetic (for a hand-bearing compass, which is taken to have no deviation)?

    Give whole degrees (000 to 359). This one must be exact.

    Magnetic bearing: ________ °M  

  5. The steering compass reads 234°C. What is the magnetic heading?

    Give whole degrees (000 to 359). This one must be exact.

    Magnetic heading: ________ °M  

  6. A bearing on the chart is 296°T. What is it magnetic (for a hand-bearing compass, which is taken to have no deviation)?

    Give whole degrees (000 to 359). This one must be exact.

    Magnetic bearing: ________ °M  

  7. You are steering 064° by the steering compass. What is the true course?

    Give whole degrees (000 to 359). This one must be exact.

    True course: ________ °T  

  8. You are steering 258° by the steering compass. What is the true course?

    Give whole degrees (000 to 359). This one must be exact.

    True course: ________ °T  

Answer key

No.AnswersProblem
1Compass course: 005 °C
No. 285001 (worked solution)
2True course: 347 °T
No. 285002 (worked solution)
3True course: 064 °T
No. 285003 (worked solution)
4Magnetic bearing: 121 °M
No. 285004 (worked solution)
5Magnetic heading: 232 °M
No. 285005 (worked solution)
6Magnetic bearing: 281 °M
No. 285006 (worked solution)
7True course: 049 °T
No. 285007 (worked solution)
8True course: 250 °T
No. 285008 (worked solution)