Worksheet 586 · Skill 1

Compass conversions

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A bearing on the chart is 256°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 305°T. 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 085° 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 067° 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 111°C. What is the magnetic heading?
Give whole degrees (000 to 359). This one must be exact.

Magnetic heading: ________ °M
The steering compass reads 144°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 335°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 301°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	Magnetic bearing: 261 °M	No. 586001 (worked solution)
2	Compass course: 303 °C	No. 586002 (worked solution)
3	True course: 083 °T	No. 586003 (worked solution)
4	True course: 075 °T	No. 586004 (worked solution)
5	Magnetic heading: 111 °M	No. 586005 (worked solution)
6	Magnetic heading: 144 °M	No. 586006 (worked solution)
7	Magnetic bearing: 325 °M	No. 586007 (worked solution)
8	Compass course: 296 °C	No. 586008 (worked solution)