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Worksheet 669 · Skill 1

Compass conversions

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  1. A bearing on the chart is 136°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  

  2. The course laid off on the chart is 119°T. What do you steer by the steering compass?

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

    Compass course: ________ °C  

  3. The steering compass reads 184°C. What is the magnetic heading?

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

    Magnetic heading: ________ °M  

  4. The course laid off on the chart is 089°T. 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 182°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 337°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 141°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 bearing on the chart is 151°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
1Magnetic bearing: 126 °M
No. 669001 (worked solution)
2Compass course: 111 °C
No. 669002 (worked solution)
3Magnetic heading: 184 °M
No. 669003 (worked solution)
4Compass course: 076 °C
No. 669004 (worked solution)
5Compass course: 184 °C
No. 669005 (worked solution)
6Compass course: 339 °C
No. 669006 (worked solution)
7Compass course: 131 °C
No. 669007 (worked solution)
8Magnetic bearing: 159 °M
No. 669008 (worked solution)