Worksheet 107 · Skill 1

Compass conversions

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1. A bearing on the chart is 319°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  

2. A magnetic course of 128°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 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. The course laid off on the chart is 304°T. What do you steer by the steering compass?

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

   Compass course: ________ °C  

5. The course laid off on the chart is 163°T. What do you steer by the steering compass?

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

   Compass course: ________ °C  

6. 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  

7. A magnetic course of 232°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 127°T. What do you steer by the steering compass?

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

   Compass course: ________ °C