photometric binary

photometric binary

(foh-tŏ-met -rik) A binary star that can be detected by virtue of periodic changes in its light curve. See eclipsing binary.
Collins Dictionary of Astronomy © Market House Books Ltd, 2006
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Photometric Binary

 

a star that is found to be a binary on the basis of the results of precise multicolor photoelectric photometry. If the components of a binary star have different surface temperatures, the results of such photometric measurements have characteristics that are not observed in single stars. (SeeBINARY STARS.)

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.

photometric binary

[¦fōd·ō¦me·trik ′bī‚ner·ē]
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.