Worksheet 173 · Skill 1
Compass conversions
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The course laid off on the chart is 297°T. 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 149°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 150°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 306°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 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
The course laid off on the chart is 286°T. What do you steer by the steering compass?
Give whole degrees (000 to 359). This one must be exact.
Compass course: ________ °C
The course laid off on the chart is 221°T. 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 115°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 | Compass course: 297 °C | No. 173001 (worked solution) |
| 2 | Compass course: 149 °C | No. 173002 (worked solution) |
| 3 | Magnetic bearing: 154 °M | No. 173003 (worked solution) |
| 4 | Compass course: 308 °C | No. 173004 (worked solution) |
| 5 | Compass course: 323 °C | No. 173005 (worked solution) |
| 6 | Compass course: 291 °C | No. 173006 (worked solution) |
| 7 | Compass course: 220 °C | No. 173007 (worked solution) |
| 8 | Compass course: 120 °C | No. 173008 (worked solution) |