Worksheet 671 · Skill 1

Compass conversions

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The course laid off on the chart is 162°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 012° 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 041°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 292° 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 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 015°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 258°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 035°T. 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	Compass course: 171 °C	No. 671001 (worked solution)
2	True course: 006 °T	No. 671002 (worked solution)
3	Magnetic bearing: 056 °M	No. 671003 (worked solution)
4	True course: 276 °T	No. 671004 (worked solution)
5	Magnetic heading: 034 °M	No. 671005 (worked solution)
6	Magnetic heading: 010 °M	No. 671006 (worked solution)
7	Magnetic bearing: 248 °M	No. 671007 (worked solution)
8	Compass course: 022 °C	No. 671008 (worked solution)