CH Crucis

CH Crucis

Observation data Epoch J2000      Equinox J2000
Constellation	Crux
Right ascension	12^h 41^m 56.6^s
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
39 G. Crucis, HD110335, HIP61966, HR4823, SAO240161, CP-59°4393

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

• List of stars in Crux

References

1. "39 Crucis, a blue subgiant star in Crux", Ashland Astronomy Studio, retrieved 2012-08-23
2. "HIP 61966", Wolfram Alpha, retrieved 2012-08-23