R Canum Venaticorum
From Infogalactic: the planetary knowledge core
| 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 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]
References
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