CH Crucis
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Crux |
Right ascension | 12h 41m 56.6s |
Declination | −59° 41′ 08.9″ |
Apparent magnitude (V) | 4.91 |
Characteristics | |
Spectral type | B6IVe[1] |
U−B color index | -0.37[1] |
B−V color index | -0.04[1] |
Astrometry | |
Radial velocity (Rv) | 12.50 ± 2.80[1] km/s |
Proper motion (μ) | RA: -24.66 ± 0.18[1] mas/yr Dec.: -3.66 ± 0.18[1] mas/yr |
Parallax (π) | 3.41 ± 0.25[1] mas |
Distance | 1034[2] ly (317.1[2] pc) |
Absolute magnitude (MV) | -2.60 |
Details | |
Mass | 7.0[2] M☉ |
Radius | 8.1[2] R☉ |
Luminosity | 2400[2] L☉ |
Temperature | 14200[2] K |
Age | 120 Myr |
Other designations | |
CH Crucis (39 G.Crucis) is a Be star, while also a B-type subgiant in the constellation Crux. This star is not to be confused with 39 Crucis/ 39 Cru.
See also
References
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