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Worksheet 571 · Skill 1

Compass conversions

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  1. You are steering 265° by the steering compass. What is the true course?

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

    True course: ________ °T  

  2. A bearing on the chart is 244°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  

  3. A bearing on the chart is 253°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 028°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 184°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 214° by the steering compass. What is the true course?

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

    True course: ________ °T  

  7. The course laid off on the chart is 185°T. 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 162°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
1True course: 277 °T
No. 571001 (worked solution)
2Magnetic bearing: 240 °M
No. 571002 (worked solution)
3Magnetic bearing: 241 °M
No. 571003 (worked solution)
4Compass course: 026 °C
No. 571004 (worked solution)
5Compass course: 178 °C
No. 571005 (worked solution)
6True course: 199 °T
No. 571006 (worked solution)
7Compass course: 180 °C
No. 571007 (worked solution)
8Compass course: 164 °C
No. 571008 (worked solution)