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 type | K0IV |
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 2 3 4 "V2008 Cygni". SIMBAD Astronomical Database. Centre de Données astronomiques de Strasbourg. Retrieved 10 January 2014.
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