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Worksheet 480 · Skill 1

Compass conversions

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  1. You are steering 028° 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 358°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 197°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 bearing on the chart is 061°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. You are steering 208° by the steering compass. What is the true course?

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

    True course: ________ °T  

  6. A bearing on the chart is 098°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  

  7. The course laid off on the chart is 282°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 steering compass reads 324°C. What is the magnetic heading?

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

    Magnetic heading: ________ °M  

Answer key

No.AnswersProblem
1True course: 016 °T
No. 480001 (worked solution)
2Magnetic bearing: 008 °M
No. 480002 (worked solution)
3Magnetic bearing: 208 °M
No. 480003 (worked solution)
4Magnetic bearing: 071 °M
No. 480004 (worked solution)
5True course: 210 °T
No. 480005 (worked solution)
6Magnetic bearing: 090 °M
No. 480006 (worked solution)
7Compass course: 281 °C
No. 480007 (worked solution)
8Magnetic heading: 323 °M
No. 480008 (worked solution)