Worksheet 245 · Skill 1
Compass conversions
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A magnetic course of 263°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 017° by the steering compass. What is the true course?
Give whole degrees (000 to 359). This one must be exact.
True course: ________ °T
The course laid off on the chart is 000°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 200°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 047°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 300°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 254°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 182°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: 257 °C | No. 245001 (worked solution) |
| 2 | True course: 004 °T | No. 245002 (worked solution) |
| 3 | Compass course: 009 °C | No. 245003 (worked solution) |
| 4 | Magnetic heading: 197 °M | No. 245004 (worked solution) |
| 5 | Compass course: 060 °C | No. 245005 (worked solution) |
| 6 | Magnetic heading: 294 °M | No. 245006 (worked solution) |
| 7 | Magnetic bearing: 261 °M | No. 245007 (worked solution) |
| 8 | Compass course: 167 °C | No. 245008 (worked solution) |