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Worksheet 85 · Skill 1

Compass conversions

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  1. A magnetic course of 122°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  

  2. A bearing on the chart is 125°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 magnetic course of 331°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. The steering compass reads 071°C. What is the magnetic heading?

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

    Magnetic heading: ________ °M  

  5. The course laid off on the chart is 126°T. 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 217°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 046°C. What is the magnetic heading?

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

    Magnetic heading: ________ °M  

  8. A bearing on the chart is 164°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  

Answer key

No.AnswersProblem
1Compass course: 128 °C
No. 85001 (worked solution)
2Magnetic bearing: 124 °M
No. 85002 (worked solution)
3Compass course: 337 °C
No. 85003 (worked solution)
4Magnetic heading: 067 °M
No. 85004 (worked solution)
5Compass course: 128 °C
No. 85005 (worked solution)
6Compass course: 228 °C
No. 85006 (worked solution)
7Magnetic heading: 041 °M
No. 85007 (worked solution)
8Magnetic bearing: 174 °M
No. 85008 (worked solution)