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Worksheet 718 · Skill 1

Compass conversions

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  1. A bearing on the chart is 120°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 steering compass reads 279°C. What is the magnetic heading?

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

    Magnetic heading: ________ °M  

  3. The course laid off on the chart is 023°T. What do you steer by the steering compass?

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

    Compass course: ________ °C  

  4. The course laid off on the chart is 182°T. What do you steer by the steering compass?

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

    Compass course: ________ °C  

  5. The course laid off on the chart is 146°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 273°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 206°T. 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 288° 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: 121 °M
No. 718001 (worked solution)
2Magnetic heading: 283 °M
No. 718002 (worked solution)
3Compass course: 032 °C
No. 718003 (worked solution)
4Compass course: 174 °C
No. 718004 (worked solution)
5Compass course: 141 °C
No. 718005 (worked solution)
6Compass course: 276 °C
No. 718006 (worked solution)
7Compass course: 187 °C
No. 718007 (worked solution)
8True course: 294 °T
No. 718008 (worked solution)