Worksheet 401 · Skill 1

Compass conversions

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1. A magnetic course of 277°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  

2. You are steering 100° by the steering compass. What is the true course?

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

   True course: ________ °T  

3. The course laid off on the chart is 122°T. What do you steer by the steering compass?

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

   Compass course: ________ °C  

4. The steering compass reads 290°C. What is the magnetic heading?

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

   Magnetic heading: ________ °M  

5. The course laid off on the chart is 189°T. 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 072°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 236°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 072°T. What do you steer by the steering compass?

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

   Compass course: ________ °C