compass error


Also found in: Acronyms.

compass error

[′käm·pəs ‚er·ər]
(navigation)
The angle by which a compass direction differs from the true geographical direction; assuming that there is no lubber line error, it is the algebraic sum of the declination, variation, and motion errors.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

compass error

The algebraic sum of deviation and variation. Easterly deviations and variations are given a “+” sign, while westerly deviation and variation are given a “−” sign.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved
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