modulus of distance

modulus of distance

(moj -ŭ-lŭs) See distance modulus.
Collins Dictionary of Astronomy © Market House Books Ltd, 2006

modulus of distance

[′mäj·ə·ləs əv ′dis·təns]
(astronomy)
The quantity m-M, where M is the absolute magnitude of a given star and m is its apparent magnitude. Also known as distance modulus.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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