Worksheet 280 · Skill 1
Compass conversions
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You are steering 272° by the steering compass. What is the true course?
Give whole degrees (000 to 359). This one must be exact.
True course: ________ °T
The steering compass reads 032°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 160°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 166°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 087°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 035°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 308°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 326°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 | True course: 273 °T | No. 280001 (worked solution) |
| 2 | Magnetic heading: 034 °M | No. 280002 (worked solution) |
| 3 | Magnetic bearing: 172 °M | No. 280003 (worked solution) |
| 4 | Compass course: 170 °C | No. 280004 (worked solution) |
| 5 | Magnetic bearing: 072 °M | No. 280005 (worked solution) |
| 6 | Compass course: 037 °C | No. 280006 (worked solution) |
| 7 | Magnetic bearing: 298 °M | No. 280007 (worked solution) |
| 8 | Compass course: 328 °C | No. 280008 (worked solution) |