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Worksheet 144 · Skill 1

Compass conversions

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  1. The course laid off on the chart is 129°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 271°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. 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  

  4. A magnetic course of 237°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 bearing on the chart is 295°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  

  6. You are steering 328° 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 041°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. The course laid off on the chart is 133°T. 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: 132 °C
No. 144001 (worked solution)
2Compass course: 273 °C
No. 144002 (worked solution)
3True course: 352 °T
No. 144003 (worked solution)
4Compass course: 237 °C
No. 144004 (worked solution)
5Magnetic bearing: 298 °M
No. 144005 (worked solution)
6True course: 330 °T
No. 144006 (worked solution)
7Compass course: 035 °C
No. 144007 (worked solution)
8Compass course: 120 °C
No. 144008 (worked solution)