HD 102776

j Centauri

Observation data Epoch J2000.0      Equinox J2000.0
Constellation	Centaurus
Right ascension	11^h 49^m 41.06^s[1]
Declination	−63° 47′ 18.5″[1]
Apparent magnitude (V)	+4.30
Characteristics
Spectral type	B3Vne
U−B color index	−0.59
B−V color index	−0.15
Variable type	γ Cas
Astrometry
Radial velocity (Rv)	+29 km/s
Proper motion (μ)	RA: -20.76 ± 0.56[1] mas/yr Dec.: 4.30 ± 0.48[1] mas/yr
Parallax (π)	5.48 ± 0.59[1] mas
Distance	approx. 600 ly (approx. 180 pc)
Absolute magnitude (MV)	−1.43
Other designations
HR 4537, HD 102776, CP−63°1988, FK5 2944, HIP 57669, SAO 251602, GC 16201
Database references
SIMBAD	data

HD 102776, also known by its Bayer designation j Centauri (j Cen), is a star in the constellation Centaurus.

j Centauri is a blue-white B-type main sequence dwarf with a mean apparent magnitude of +4.30. It is approximately 600 light years from Earth. It is classified as a Gamma Cassiopeiae type variable star and its brightness varies from magnitude +4.30 to +4.39.

References

1. van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653–664. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. Vizier catalog entry