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Worksheet 315 · Skill 1

Compass conversions

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  1. A magnetic course of 152°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  

  2. The steering compass reads 324°C. What is the magnetic heading?

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

    Magnetic heading: ________ °M  

  3. You are steering 259° 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 bearing on the chart is 140°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  

  5. The steering compass reads 283°C. What is the magnetic heading?

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

    Magnetic heading: ________ °M  

  6. The steering compass reads 062°C. What is the magnetic heading?

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

    Magnetic heading: ________ °M  

  7. The steering compass reads 352°C. What is the magnetic heading?

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

    Magnetic heading: ________ °M  

  8. A magnetic course of 125°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  

Answer key

No.AnswersProblem
1Compass course: 146 °C
No. 315001 (worked solution)
2Magnetic heading: 328 °M
No. 315002 (worked solution)
3True course: 260 °T
No. 315003 (worked solution)
4Magnetic bearing: 152 °M
No. 315004 (worked solution)
5Magnetic heading: 277 °M
No. 315005 (worked solution)
6Magnetic heading: 067 °M
No. 315006 (worked solution)
7Magnetic heading: 355 °M
No. 315007 (worked solution)
8Compass course: 120 °C
No. 315008 (worked solution)