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Worksheet 395 · Skill 1

Compass conversions

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  1. A bearing on the chart is 120°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. The course laid off on the chart is 351°T. What do you steer by the steering compass?

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

    Compass course: ________ °C  

  3. The steering compass reads 249°C. What is the magnetic heading?

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

    Magnetic heading: ________ °M  

  4. You are steering 326° by the steering compass. What is the true course?

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

    True course: ________ °T  

  5. You are steering 005° by the steering compass. What is the true course?

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

    True course: ________ °T  

  6. The course laid off on the chart is 259°T. What do you steer by the steering compass?

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

    Compass course: ________ °C  

  7. The steering compass reads 008°C. What is the magnetic heading?

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

    Magnetic heading: ________ °M  

  8. A magnetic course of 182°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: 121 °M
No. 395001 (worked solution)
2Compass course: 353 °C
No. 395002 (worked solution)
3Magnetic heading: 252 °M
No. 395003 (worked solution)
4True course: 329 °T
No. 395004 (worked solution)
5True course: 011 °T
No. 395005 (worked solution)
6Compass course: 252 °C
No. 395006 (worked solution)
7Magnetic heading: 009 °M
No. 395007 (worked solution)
8Compass course: 187 °C
No. 395008 (worked solution)