RU Andromedae

RU Andromedae
Observation data
Epoch J2000.0      Equinox J2000.0 (ICRS)
Constellation Andromeda
Right ascension 01h 38m 37s[1]
Declination 38° 40 12[1]
Apparent magnitude (V) 9.9 to 14.5[2]
Spectral typeM5e-M6e[2]
Database references
SIMBADdata

RU Andromedae is a variable star in the constellation of Andromeda. It is classified as a semiregular variable pulsating giant star, and varies from an apparent visual magnitude of 14.5 at minimum brightness to a magnitude of 9.9 at maximum brightness, with a period of approximately 238.3 days.[2]

References

  1. 1 2 V* RU And -- Semiregular Pulsating Variable Star, database entry, SIMBAD. Accessed on line 2009-06-30.
  2. 1 2 3 RU 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 11/24/2013. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.