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Worksheet 212 · Skill 1

Compass conversions

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  1. You are steering 178° 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 311°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 182°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 254°C. What is the magnetic heading?

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

    Magnetic heading: ________ °M  

  5. A magnetic course of 144°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  

  6. A bearing on the chart is 214°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. A magnetic course of 201°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  

  8. The course laid off on the chart is 060°T. 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: 179 °T
No. 212001 (worked solution)
2Magnetic bearing: 309 °M
No. 212002 (worked solution)
3Magnetic bearing: 193 °M
No. 212003 (worked solution)
4Magnetic heading: 249 °M
No. 212004 (worked solution)
5Compass course: 140 °C
No. 212005 (worked solution)
6Magnetic bearing: 206 °M
No. 212006 (worked solution)
7Compass course: 207 °C
No. 212007 (worked solution)
8Compass course: 056 °C
No. 212008 (worked solution)