Tags: Star.
Omicron Andromedae (ο And ο Andromedae) is a star system in the constellation Andromeda. It is approximately 692 light years from Earth.Omicron Andromedae is a binary star whose two components are both spectroscopic binaries themselves making a four-star system. The system as a whole is classified as a blue-white B-type giant with a mean combined apparent magnitude of +3.62.The separation of the two brightest components ο Andromedae A and ο Andromedae B is 0.34 arcseconds.
