Worksheet 657 · Skill 1

Compass conversions

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1. A magnetic course of 166°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. 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. You are steering 171° by the steering compass. What is the true course?

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

   True course: ________ °T  

4. A magnetic course of 160°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  

5. You are steering 023° by the steering compass. What is the true course?

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

   True course: ________ °T  

6. The course laid off on the chart is 340°T. What do you steer by the steering compass?

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

   Compass course: ________ °C  

7. You are steering 130° by the steering compass. What is the true course?

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

   True course: ________ °T  

8. A bearing on the chart is 332°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