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Worksheet 703 · Skill 1

Compass conversions

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  1. A bearing on the chart is 302°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  

  2. You are steering 156° by the steering compass. What is the true course?

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

    True course: ________ °T  

  3. The steering compass reads 261°C. What is the magnetic heading?

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

    Magnetic heading: ________ °M  

  4. A magnetic course of 166°M is wanted. What do you steer by the steering compass?

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

    Compass course: ________ °C  

  5. You are steering 118° by the steering compass. What is the true course?

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

    True course: ________ °T  

  6. A bearing on the chart is 338°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. A magnetic course of 286°M is wanted. What do you steer by the steering compass?

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

    Compass course: ________ °C  

  8. A magnetic course of 281°M is wanted. What do you steer by the steering compass?

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

    Compass course: ________ °C  

Answer key

No.AnswersProblem
1Magnetic bearing: 295 °M
No. 703001 (worked solution)
2True course: 151 °T
No. 703002 (worked solution)
3Magnetic heading: 256 °M
No. 703003 (worked solution)
4Compass course: 169 °C
No. 703004 (worked solution)
5True course: 134 °T
No. 703005 (worked solution)
6Magnetic bearing: 339 °M
No. 703006 (worked solution)
7Compass course: 289 °C
No. 703007 (worked solution)
8Compass course: 278 °C
No. 703008 (worked solution)