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Worksheet 721 · Skill 1

Compass conversions

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  1. You are steering 298° 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 magnetic course of 308°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  

  3. A magnetic course of 205°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  

  4. A bearing on the chart is 226°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 045°C. What is the magnetic heading?

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

    Magnetic heading: ________ °M  

  6. The course laid off on the chart is 047°T. What do you steer by the steering compass?

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

    Compass course: ________ °C  

  7. The course laid off on the chart is 324°T. What do you steer by the steering compass?

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

    Compass course: ________ °C  

  8. A magnetic course of 243°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
1True course: 297 °T
No. 721001 (worked solution)
2Compass course: 302 °C
No. 721002 (worked solution)
3Compass course: 201 °C
No. 721003 (worked solution)
4Magnetic bearing: 238 °M
No. 721004 (worked solution)
5Magnetic heading: 043 °M
No. 721005 (worked solution)
6Compass course: 032 °C
No. 721006 (worked solution)
7Compass course: 311 °C
No. 721007 (worked solution)
8Compass course: 249 °C
No. 721008 (worked solution)