Worksheet 320 · Skill 1
Compass conversions
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A magnetic course of 057°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
You are steering 335° 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 282°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 088°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 249° 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 064°C. What is the magnetic heading?
Give whole degrees (000 to 359). This one must be exact.
Magnetic heading: ________ °M
You are steering 201° 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 049°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: 054 °C | No. 320001 (worked solution) |
| 2 | True course: 342 °T | No. 320002 (worked solution) |
| 3 | Compass course: 279 °C | No. 320003 (worked solution) |
| 4 | Magnetic bearing: 090 °M | No. 320004 (worked solution) |
| 5 | True course: 251 °T | No. 320005 (worked solution) |
| 6 | Magnetic heading: 063 °M | No. 320006 (worked solution) |
| 7 | True course: 190 °T | No. 320007 (worked solution) |
| 8 | Compass course: 046 °C | No. 320008 (worked solution) |