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Worksheet 173 · Skill 1

Compass conversions

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  1. The course laid off on the chart is 297°T. What do you steer by the steering compass?

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

    Compass course: ________ °C  

  2. A magnetic course of 149°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 bearing on the chart is 150°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 magnetic course of 306°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. A magnetic course of 324°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 286°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 course laid off on the chart is 221°T. 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 115°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
1Compass course: 297 °C
No. 173001 (worked solution)
2Compass course: 149 °C
No. 173002 (worked solution)
3Magnetic bearing: 154 °M
No. 173003 (worked solution)
4Compass course: 308 °C
No. 173004 (worked solution)
5Compass course: 323 °C
No. 173005 (worked solution)
6Compass course: 291 °C
No. 173006 (worked solution)
7Compass course: 220 °C
No. 173007 (worked solution)
8Compass course: 120 °C
No. 173008 (worked solution)