page_title: Zeta Andromedae
section_title: Location
hierarchical_section_title: Zeta Andromedae / Location
context_page_description: Zeta Andromedae is a star system in the constellation Andromeda. It is approximately 189 light years from Earth.
  Zeta Andromedae is a spectroscopic binary whose primary is classified as an orange K-type giant with a mean apparent magnitude of +4.08. In addition to brightness variation due to the ellipsoidal shape of the giant primary star, the system is also an RS Canum Venaticorum type variable star. Its brightness varies from magnitude +3.92 to +4.14 with a period of 17.77 days, and its spectrum shows strong and variable Ca II H and K lines. The orbital period of the binary is 17.77 days.
context_section_description: This star's location in the constellation Andromeda can be seen in the following diagram:
caption: Diagram of Andromeda constellation
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