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Worksheet 338 · Skill 1

Compass conversions

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  1. The steering compass reads 137°C. What is the magnetic heading?

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

    Magnetic heading: ________ °M  

  2. A magnetic course of 068°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  

  3. A magnetic course of 294°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  

  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. A magnetic course of 108°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. The course laid off on the chart is 059°T. What do you steer by the steering compass?

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

    Compass course: ________ °C  

  7. A bearing on the chart is 081°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  

  8. A magnetic course of 147°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: 132 °M
No. 338001 (worked solution)
2Compass course: 068 °C
No. 338002 (worked solution)
3Compass course: 294 °C
No. 338003 (worked solution)
4Magnetic bearing: 113 °M
No. 338004 (worked solution)
5Compass course: 110 °C
No. 338005 (worked solution)
6Compass course: 050 °C
No. 338006 (worked solution)
7Magnetic bearing: 076 °M
No. 338007 (worked solution)
8Compass course: 149 °C
No. 338008 (worked solution)