R Canum Venaticorum

R Canum Venaticorum is a Mira variable star in the constellation Canes Venatici. It ranges between magnitudes 6.5 and 12.9 over a period of approximately 329 days.[2]

R Canum Venaticorum
Observation data
Epoch J2000      Equinox J2000
Constellation Canes Venatici
Right ascension 13h 48m 57.0435s[1]
Declination +39° 32′ 33.191″[1]
Apparent magnitude (V) 7.40[1]
Characteristics
Spectral type M6.5-9e[1]
B−V color index 2.60[1]
Variable type Mira variable[2]
Astrometry
Radial velocity (Rv)-6.80[1] km/s
Proper motion (μ) RA: 1.10[1] mas/yr
Dec.: -6.79[1] mas/yr
Parallax (π)1.04 ± 1.32[1] mas
Absolute magnitude (MV)−2.52
Other designations
R CVn, SAO 63763, GSC 03027-00252, BD+40°2694, HD 120499, DO 14814, GC 18671, HIP 67410
Database references
SIMBADdata

References
  1. "R Canum Venaticorum". SIMBAD Astronomical Database. Centre de Données astronomiques de Strasbourg. Retrieved 26 June 2014.
  2. VSX (4 January 2010). "R Canum Venaticorum". AAVSO Website. American Association of Variable Star Observers. Retrieved 26 June 2014.


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