English Visual binary Cited by user InternetArchiveBot on 06 Mar 2020 A visual binary is a gravitationally bound system that can be resolved into two stars.
English Dynamical parallax Cited by user Dawnseeker2000 on 28 Jul 2019 In astronomy, the distance to a visual binary star may be estimated from the masses of its two components, the size of their orbit, and the period of their orbit about…