Worksheet 345 · Skill 1

Compass conversions

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A bearing on the chart is 149°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 196° 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 112°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 steering compass reads 032°C. What is the magnetic heading?
Give whole degrees (000 to 359). This one must be exact.

Magnetic heading: ________ °M
The steering compass reads 085°C. What is the magnetic heading?
Give whole degrees (000 to 359). This one must be exact.

Magnetic heading: ________ °M
You are steering 274° 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 019°C. What is the magnetic heading?
Give whole degrees (000 to 359). This one must be exact.

Magnetic heading: ________ °M
You are steering 054° 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	Magnetic bearing: 164 °M	No. 345001 (worked solution)
2	True course: 201 °T	No. 345002 (worked solution)
3	Magnetic bearing: 117 °M	No. 345003 (worked solution)
4	Magnetic heading: 026 °M	No. 345004 (worked solution)
5	Magnetic heading: 089 °M	No. 345005 (worked solution)
6	True course: 264 °T	No. 345006 (worked solution)
7	Magnetic heading: 013 °M	No. 345007 (worked solution)
8	True course: 049 °T	No. 345008 (worked solution)