detached binary

detached binary

See binary star; equipotential surfaces.

detached binary

[di′tacht ′bī‚ner·ē]
(astronomy)
A binary system in which the components do not fill their Roche lobes and have little tidal distortion, and in which significant mass exchange is not taking place.
References in periodicals archive ?
The other star pair - a detached binary - has a separation distance of some three million km.
Follow-up observations of different wavelengths of light coming from the star system uncovered a fifth star, which is linked to the detached binary star.