Y Andromedae

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Not to be confused with γ Andromedae.
Y Andromedae
Observation data
Epoch J2000.0      Equinox J2000.0 (ICRS)
Constellation Andromeda
Right ascension 01h 39m 36.723s[1]
Declination 39° 20′ 39.19″[1]
Apparent magnitude (V) 8.2 to 15.1[2]
Spectral type M3e-M4.5e[2]
Other designations
HD 10112, BD+38 315[1]
Database references

Y Andromedae is a variable star in the constellation of Andromeda. It is classified as a Mira variable, and varies from an apparent visual magnitude of 15.1 at minimum brightness to a magnitude of 8.2 at maximum brightness, with a period of approximately 220.5 days.[2]


  1. ^ a b c V* Y And -- Variable Star of Mira Cet type, database entry, SIMBAD. Accessed on line 2009-06-22.
  2. ^ a b c Y And, database entry, Combined General Catalog of Variable Stars (GCVS4.2, 2004 Ed.), N. N. Samus, O. V. Durlevich, et al., CDS ID II/250 Accessed on line 2009-06-22.