Worksheet 28 · Skill 1
Compass conversions
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You are steering 105° by the steering compass. What is the true course?
Give whole degrees (000 to 359). This one must be exact.
True course: ________ °T
A bearing on the chart is 187°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
A bearing on the chart is 274°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
You are steering 142° by the steering compass. What is the true course?
Give whole degrees (000 to 359). This one must be exact.
True course: ________ °T
A magnetic course of 269°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
A magnetic course of 123°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
A bearing on the chart is 116°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
A magnetic course of 324°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
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | True course: 089 °T | No. 28001 (worked solution) |
| 2 | Magnetic bearing: 184 °M | No. 28002 (worked solution) |
| 3 | Magnetic bearing: 280 °M | No. 28003 (worked solution) |
| 4 | True course: 137 °T | No. 28004 (worked solution) |
| 5 | Compass course: 272 °C | No. 28005 (worked solution) |
| 6 | Compass course: 117 °C | No. 28006 (worked solution) |
| 7 | Magnetic bearing: 101 °M | No. 28007 (worked solution) |
| 8 | Compass course: 324 °C | No. 28008 (worked solution) |