The star Gamma Andromedae; also spelled Almaak and Alamak. It is a double star consisting of a K3 bright giant and a B9 dwarf, magnitudes 2.3 and 4.8 (combined magnitude 2.1). The fainter star is itself a close double with an orbital period of 64 years. Almach is 393 l.y. away.
Subjects: Astronomy and Astrophysics.