Worksheet 68 · Skill 1

Compass conversions

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You are steering 104° 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 068°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 268° 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 098°C. What is the magnetic heading?
Give whole degrees (000 to 359). This one must be exact.

Magnetic heading: ________ °M
A magnetic course of 302°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 024°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 163°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
The steering compass reads 240°C. What is the magnetic heading?
Give whole degrees (000 to 359). This one must be exact.

Magnetic heading: ________ °M

Answer key

No.	Answers	Problem
1	True course: 100 °T	No. 68001 (worked solution)
2	Magnetic bearing: 079 °M	No. 68002 (worked solution)
3	True course: 265 °T	No. 68003 (worked solution)
4	Magnetic heading: 103 °M	No. 68004 (worked solution)
5	Compass course: 302 °C	No. 68005 (worked solution)
6	Magnetic bearing: 032 °M	No. 68006 (worked solution)
7	Compass course: 157 °C	No. 68007 (worked solution)
8	Magnetic heading: 238 °M	No. 68008 (worked solution)