Worksheet 583 · Skill 1
Compass conversions
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You are steering 137° 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 158°C. What is the magnetic heading?
Give whole degrees (000 to 359). This one must be exact.
Magnetic heading: ________ °M
You are steering 347° by the steering compass. What is the true course?
Give whole degrees (000 to 359). This one must be exact.
True course: ________ °T
A bearing on the chart is 347°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 221°T. What do you steer by the steering compass?
Give whole degrees (000 to 359). This one must be exact.
Compass course: ________ °C
A magnetic course of 330°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 293° by the steering compass. What is the true course?
Give whole degrees (000 to 359). This one must be exact.
True course: ________ °T
You are steering 150° by the steering compass. What is the true course?
Give whole degrees (000 to 359). This one must be exact.
True course: ________ °T
Answer key
| No. | Answers | Problem |
|---|---|---|
| 1 | True course: 156 °T | No. 583001 (worked solution) |
| 2 | Magnetic heading: 156 °M | No. 583002 (worked solution) |
| 3 | True course: 339 °T | No. 583003 (worked solution) |
| 4 | Magnetic bearing: 344 °M | No. 583004 (worked solution) |
| 5 | Compass course: 225 °C | No. 583005 (worked solution) |
| 6 | Compass course: 330 °C | No. 583006 (worked solution) |
| 7 | True course: 296 °T | No. 583007 (worked solution) |
| 8 | True course: 147 °T | No. 583008 (worked solution) |