Concept information
Preferred term
astrometric binary
Definition
- A binary star in which the presence of an unresolved companion is revealed by small oscillations in the movement of the visible component caused by the gravitational influence of the unseen component. (An Etymological Dictionary of Astronomy and Astrophysics, by M. Heydari-Malayeri, https://dictionary.obspm.fr/index.php?formSearchTextfield=astrometric+binary&formSubmit=Search&showAll=1)
Broader concept
Entry terms
- astrometric binary star
In other languages
-
French
-
étoile binaire astrométrique
URI
http://data.loterre.fr/ark:/67375/MDL-G5QH0SQ8-2
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