27 Cygni

27 Cygni
Observation data
Epoch J2000.0      Equinox J2000.0 (ICRS)
Constellation Cygnus
Right ascension 20h 06m 21.76767s [1]
Declination +35° 58 20.8865 [1]
Spectral typeK0IV

27 Cygni is a star in the constellation Cygnus. Its apparent magnitude is 5.36. Located around 23.95 parsecs (78.1 ly) distant, it is a K-type subgiant of spectral type K0IV,[1] a star that has used up its core hydrogen and is starting to expand. The star is an RS Canum Venaticorum variable,[1] meaning that it is a close binary star whose components have star-spots, which cause variations in brightness.

References

  1. 1 2 3 4 "V2008 Cygni". SIMBAD Astronomical Database. Centre de Données astronomiques de Strasbourg. Retrieved 10 January 2014.
This article is issued from Wikipedia - version of the Thursday, December 25, 2014. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.