HD 129456

This article is about c¹ Centauri. For C¹ Centauri, see C1 Centauri.
c¹ Centauri
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Centaurus
Right ascension 14h 43m 39.44s[1]
Declination −35° 10 25.2[1]
Apparent magnitude (V) +4.06[2]
Characteristics
Spectral type K3III[2]
U−B color index +1.53
B−V color index +1.356[2]
Variable type none
Astrometry
Radial velocity (Rv)−38 km/s
Proper motion (μ) RA: -61.46 ± 0.15[1] mas/yr
Dec.: -176.84 ± 0.14[1] mas/yr
Parallax (π)15.57 ± 0.16[1] mas
Distance209 ± 2 ly
(64.2 ± 0.7 pc)
Absolute magnitude (MV)–0.20[2]
Other designations
HR 5485, HD 129456, CD−34°9868, FK5 544, HIP 72010, SAO 205871, GC 19820
Database references
SIMBADdata

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.

References

  1. 1 2 3 4 5 van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653–664. arXiv:0708.1752Freely accessible. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. Vizier catalog entry
  2. 1 2 3 4 Jasniewicz, G.; et al. (February 1999), "Late-type giants with infrared excess. I. Lithium abundances", Astronomy and Astrophysics, 342: 831–838, Bibcode:1999A&A...342..831J


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