RW Andromedae

RW Andromedae
Observation data
Epoch J2000.0      Equinox J2000.0 (ICRS)
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 2 3 V* RW And -- Variable Star of Mira Cet type, database entry, SIMBAD. Accessed on line 2009-06-30.
  2. 1 2 3 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.


This article is issued from Wikipedia - version of the Monday, October 07, 2013. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.