grid magnetic angle

grid magnetic angle

[′grid mag¦ned·ik ′aŋ·gəl]

(navigation)

In grid navigation, the angular difference in direction between grid north and magnetic north; it is measured east or west from grid north.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

grid magnetic angle

The angular difference in direction between grid north and magnetic north. It is measured east or west from grid north. A grid magnetic angle is sometimes called a grivation and/or grid variation.

An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved