HD 129456

HD 129456, also known by its Bayer designation c1 Centauri (c1 Cen), is a star in the constellation Centaurus. c¹ Centauri is an orange K-type giant with an apparent magnitude of +4.06. It is approximately 209 light years from Earth.

This article is about c1 Centauri. For C1 Centauri, see V763 Centauri. For other stars with this Bayer designation, see C Centauri.
c1 Centauri
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Centaurus
Right ascension 14h 43m 39.44s
Declination −35° 10′ 25.2″
Apparent magnitude (V) +4.06
Characteristics
Spectral type K3III
U−B color index +1.53
B−V color index +1.356
Variable type none
Astrometry
Radial velocity (Rv)−38 km/s
Proper motion (μ) RA: -61.46 ± 0.15 mas/yr
Dec.: -176.84 ± 0.14 mas/yr
Parallax (π)15.57 ± 0.16 mas
Distance209 ± 2 ly
(64.2 ± 0.7 pc)
Absolute magnitude (MV)–0.20
Other designations
HR 5485, HD 129456, CD−34°9868, FK5 544, HIP 72010, SAO 205871, GC 19820
Database references
SIMBADdata
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