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Worksheet 738 · Skill 1

Compass conversions

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  1. The steering compass reads 045°C. What is the magnetic heading?

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

    Magnetic heading: ________ °M  

  2. A bearing on the chart is 182°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  

  3. A bearing on the chart is 142°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  

  4. A bearing on the chart is 328°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. A magnetic course of 332°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  

  6. You are steering 122° by the steering compass. What is the true course?

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

    True course: ________ °T  

  7. A magnetic course of 320°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 165°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 heading: 039 °M
No. 738001 (worked solution)
2Magnetic bearing: 171 °M
No. 738002 (worked solution)
3Magnetic bearing: 149 °M
No. 738003 (worked solution)
4Magnetic bearing: 314 °M
No. 738004 (worked solution)
5Compass course: 338 °C
No. 738005 (worked solution)
6True course: 103 °T
No. 738006 (worked solution)
7Compass course: 315 °C
No. 738007 (worked solution)
8Compass course: 169 °C
No. 738008 (worked solution)