H Centauri

From Wikipedia, the free encyclopedia
Jump to: navigation, search
H Centauri
Observation data
Epoch J2000      Equinox J2000
Constellation Centaurus
Right ascension 12h 57m 04.35244s[1]
Declination −51° 11′ 55.5058″[1]
Apparent magnitude (V) 5.163[1]
Characteristics
Spectral type B2IV[1]
Apparent magnitude (B) 5.102
Apparent magnitude (V) 5.163
Astrometry
Radial velocity (Rv) 25.00 ± 4.2[1] km/s
Proper motion (μ) RA: −30.15 mas/yr
Dec.: −14.61 mas/yr
Parallax (π) 8.85 ± 0.27 mas
Distance 370 ± 10 ly
(113 ± 3 pc)
Other designations
H Centauri (Bayer), V945 Centauri (var.), CD−50 7394, CPD−50 5596, CPC 0 10830, GC 17569, GCRV 7736, GSC 08258-01469, HD 112409, HIC 63210, HIP 63210, HR 4913, PPM 341451, SAO 240407

H Centauri (H Cen), also known as V945 Centauri, is a star located in the constellation Centaurus.

H Centauri is a B-type star with an effective temperature of 11,000 K. It has an apparent visual magnitude of +5.16, and an absolute visual magnitude of −0.667. It is located 113 parsecs (370 light years) from the sun and has a mass of 3.8 solar masses. H Centauri is a suspected triple star system, and is a long period irregular variable star.

References[edit]