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Worksheet 359 · Skill 1

Compass conversions

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  1. A bearing on the chart is 165°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 118°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 course laid off on the chart is 020°T. What do you steer by the steering compass?

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

    Compass course: ________ °C  

  4. A magnetic course of 168°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 022°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. You are steering 297° 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 060°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. You are steering 235° by the steering compass. What is the true course?

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

    True course: ________ °T  

Answer key

No.AnswersProblem
1Magnetic bearing: 153 °M
No. 359001 (worked solution)
2Compass course: 110 °C
No. 359002 (worked solution)
3Compass course: 011 °C
No. 359003 (worked solution)
4Compass course: 173 °C
No. 359004 (worked solution)
5Compass course: 021 °C
No. 359005 (worked solution)
6True course: 306 °T
No. 359006 (worked solution)
7Compass course: 065 °C
No. 359007 (worked solution)
8True course: 238 °T
No. 359008 (worked solution)