Astronomy:RW Andromedae

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RW Andromedae
Observation data
Epoch J2000.0   Equinox (celestial coordinates)
Constellation Andromeda
Right ascension  00h 47m 18.92s[1]
Declination 32° 41′ 08.6″[1]
Apparent magnitude (V) 7.9 to 15.7[2]
Spectral typeM5e-M10e(S6,2e)[2]
Other designations
HD 4489[1]
Database references
SIMBADdata

RW 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 15.7 at minimum brightness to a magnitude of 7.9 at maximum brightness, with a period of approximately 430 days.[2]

References

  1. ↑ 1.0 1.1 1.2 V* RW And -- Variable Star of Mira Cet type, database entry, SIMBAD. Accessed on line 2009-06-30.
  2. ↑ 2.0 2.1 2.2 RW 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 2009-06-30.





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