Worksheet 515 · Skill 1

Compass conversions

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1. A bearing on the chart is 170°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. The course laid off on the chart is 266°T. What do you steer by the steering compass?

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

   Compass course: ________ °C  

3. The course laid off on the chart is 084°T. What do you steer by the steering compass?

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

   Compass course: ________ °C  

4. You are steering 315° by the steering compass. What is the true course?

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

   True course: ________ °T  

5. A bearing on the chart is 167°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  

6. You are steering 212° by the steering compass. What is the true course?

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

   True course: ________ °T  

7. You are steering 119° 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 magnetic course of 309°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