Worksheet 451 · Skill 1
Compass conversions
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The steering compass reads 138°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 214°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 199°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 039°C. What is the magnetic heading?
Give whole degrees (000 to 359). This one must be exact.
Magnetic heading: ________ °M
The steering compass reads 155°C. What is the magnetic heading?
Give whole degrees (000 to 359). This one must be exact.
Magnetic heading: ________ °M
You are steering 032° 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 087°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 143°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 | Magnetic heading: 132 °M | No. 451001 (worked solution) |
| 2 | Compass course: 207 °C | No. 451002 (worked solution) |
| 3 | Compass course: 194 °C | No. 451003 (worked solution) |
| 4 | Magnetic heading: 039 °M | No. 451004 (worked solution) |
| 5 | Magnetic heading: 159 °M | No. 451005 (worked solution) |
| 6 | True course: 032 °T | No. 451006 (worked solution) |
| 7 | Compass course: 086 °C | No. 451007 (worked solution) |
| 8 | Magnetic bearing: 144 °M | No. 451008 (worked solution) |