*** Welcome to piglix ***

Gamma Comae Berenices

γ Comae Berenices
Observation data
Epoch J2000.0      Equinox J2000.0 (ICRS)
Constellation Coma Berenices
Right ascension 12h 26m 56.2723s
Declination +28° 16′ 06.322″
Apparent magnitude (V) 4.350
Characteristics
Spectral type K1 III
U−B color index +1.15
B−V color index +1.13
R−I color index +0.51
Astrometry
Radial velocity (Rv) +3.38 ± 0.11 km/s
Proper motion (μ) RA: −83.41 mas/yr
Dec.: −80.99 mas/yr
Parallax (π) 19.18 ± 0.83mas
Distance 170 ± 7 ly
(52 ± 2 pc)
Absolute magnitude (MV) 0.76
Details
Mass 1.66 M
Radius 10 R
Rotational velocity (v sin i) ≤ 17 km/s
Other designations
γ Com, Gamma Comae Berenices, Gamma Com, 15 Comae Berenices, 15 Com, BD+29 2288, FK5 2999, GC 16964, HD 108381, HIP 60742, HR 4737, PPM 101903, SAO 82313.
Database references
SIMBAD data

Gamma Comae Berenices (Gamma Com, γ Comae Berenices, γ Com) is a K-type giant star in the constellation of Coma Berenices. It has an apparent visual magnitude of approximately 4.350. It appears as part of the cluster Melotte 111, although it is probably not actually in this cluster.



...
Wikipedia

...