Worksheet 99 · Skill 1
Compass conversions
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A magnetic course of 326°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 steering compass reads 336°C. What is the magnetic heading?
Give whole degrees (000 to 359). This one must be exact.
Magnetic heading: ________ °M
The steering compass reads 288°C. What is the magnetic heading?
Give whole degrees (000 to 359). This one must be exact.
Magnetic heading: ________ °M
The course laid off on the chart is 358°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 038°T. 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 330°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 288°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
The course laid off on the chart is 179°T. 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: 326 °C | No. 99001 (worked solution) |
| 2 | Magnetic heading: 336 °M | No. 99002 (worked solution) |
| 3 | Magnetic heading: 282 °M | No. 99003 (worked solution) |
| 4 | Compass course: 349 °C | No. 99004 (worked solution) |
| 5 | Compass course: 018 °C | No. 99005 (worked solution) |
| 6 | Magnetic bearing: 329 °M | No. 99006 (worked solution) |
| 7 | Magnetic bearing: 287 °M | No. 99007 (worked solution) |
| 8 | Compass course: 189 °C | No. 99008 (worked solution) |