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Worksheet 792 · Skill 1

Compass conversions

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  1. The steering compass reads 146°C. What is the magnetic heading?

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

    Magnetic heading: ________ °M  

  2. A bearing on the chart is 135°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 026°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. The steering compass reads 218°C. What is the magnetic heading?

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

    Magnetic heading: ________ °M  

  5. The steering compass reads 255°C. What is the magnetic heading?

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

    Magnetic heading: ________ °M  

  6. A magnetic course of 222°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  

  7. 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  

  8. You are steering 337° 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 heading: 146 °M
No. 792001 (worked solution)
2Magnetic bearing: 147 °M
No. 792002 (worked solution)
3Magnetic bearing: 039 °M
No. 792003 (worked solution)
4Magnetic heading: 215 °M
No. 792004 (worked solution)
5Magnetic heading: 254 °M
No. 792005 (worked solution)
6Compass course: 221 °C
No. 792006 (worked solution)
7True course: 302 °T
No. 792007 (worked solution)
8True course: 316 °T
No. 792008 (worked solution)