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Worksheet 763 · Skill 1

Compass conversions

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  1. You are steering 141° 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 303°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 069°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. You are steering 063° by the steering compass. What is the true course?

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

    True course: ________ °T  

  5. A bearing on the chart is 205°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  

  6. You are steering 357° 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 125°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 000°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: 144 °T
No. 763001 (worked solution)
2Magnetic bearing: 315 °M
No. 763002 (worked solution)
3Magnetic bearing: 058 °M
No. 763003 (worked solution)
4True course: 076 °T
No. 763004 (worked solution)
5Magnetic bearing: 206 °M
No. 763005 (worked solution)
6True course: 008 °T
No. 763006 (worked solution)
7Compass course: 120 °C
No. 763007 (worked solution)
8Magnetic heading: 002 °M
No. 763008 (worked solution)