Tags: Star.
48 Cassiopeiae is a star system in the constellation Cassiopeia. It is approximately 116.9 light years from Earth.The primary component 48 Cassiopeiae A is a white A-type subgiant with an apparent magnitude of +4.71. It has an astrometric companion 48 Cassiopeiae B which is a F-type main sequence dwarf with an apparent magnitude of +6.41. These two stars orbit around their common centre of mass once every 60.5 years. Component B has a semi-major axis of 0.62 arcseconds or 22 AU.