Worksheet 85 · Skill 1
Compass conversions
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A magnetic course of 122°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 125°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 331°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 071°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 126°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 217°T. 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 046°C. What is the magnetic heading?
Give whole degrees (000 to 359). This one must be exact.
Magnetic heading: ________ °M
A bearing on the chart is 164°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
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | Compass course: 128 °C | No. 85001 (worked solution) |
| 2 | Magnetic bearing: 124 °M | No. 85002 (worked solution) |
| 3 | Compass course: 337 °C | No. 85003 (worked solution) |
| 4 | Magnetic heading: 067 °M | No. 85004 (worked solution) |
| 5 | Compass course: 128 °C | No. 85005 (worked solution) |
| 6 | Compass course: 228 °C | No. 85006 (worked solution) |
| 7 | Magnetic heading: 041 °M | No. 85007 (worked solution) |
| 8 | Magnetic bearing: 174 °M | No. 85008 (worked solution) |