Worksheet 279 · Skill 1

Compass conversions

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A bearing on the chart is 294°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 265°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 124° 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 110° 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 343°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 316°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 242° 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 190° 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: 303 °M	No. 279001 (worked solution)
2	Compass course: 274 °C	No. 279002 (worked solution)
3	True course: 124 °T	No. 279003 (worked solution)
4	True course: 107 °T	No. 279004 (worked solution)
5	Magnetic bearing: 337 °M	No. 279005 (worked solution)
6	Compass course: 314 °C	No. 279006 (worked solution)
7	True course: 233 °T	No. 279007 (worked solution)
8	True course: 201 °T	No. 279008 (worked solution)