HD 110458

HD 110458 (Bayer designation w Cen / w Centauri) is a star in the constellation Centaurus. It is an orange K-type giant with an apparent magnitude of +4.66 and is approximately 191 light years from Earth.

HD 110458
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Centaurus
Right ascension  12h 42m 35.45s[1]
Declination −48° 48 47.2[1]
Apparent magnitude (V) +4.66
Characteristics
Spectral type K0III
U−B color index +1.01
B−V color index +1.09
Variable type none
Astrometry
Radial velocity (Rv)−12 km/s
Proper motion (μ) RA: -123.84 ± 0.16[1] mas/yr
Dec.: -30.17 ± 0.13[1] mas/yr
Parallax (π)17.11 ± 0.22[1] mas
Distance191 ± 2 ly
(58.4 ± 0.8 pc)
Absolute magnitude (MV)+0.99±0.028[2]
Details
Surface gravity (log g)2.61[2] cgs
Temperature4,773[2] K
Metallicity [Fe/H]0.19[2] dex
Other designations
HR 4831, HD 110458, CD−48°7608, HIP 62012, SAO 223614, GC 17282
Database references
SIMBADdata

References

  1. Van Leeuwen, Floor (2007). "Validation of the new Hipparcos reduction". Astronomy & Astrophysics. 474 (2): 653–664. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. Vizier catalog entry
  2. Park, Sunkyung; et al. (2013), "Wilson-Bappu Effect: Extended to Surface Gravity", The Astronomical Journal, 146 (4): 73, arXiv:1307.0592, Bibcode:2013AJ....146...73P, doi:10.1088/0004-6256/146/4/73.


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