HD 88809

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HD 88809
Observation data
Epoch J2000      Equinox J2000
Constellation Antlia
Right ascension 10h 13m 45.925s[1]
Declination −40° 20′ 45.80″[1]
Apparent magnitude (V) 5.913
Characteristics
Spectral type K1III
U−B color index 1.25
B−V color index 1.21
Astrometry
Radial velocity (Rv) 18 km/s
Proper motion (μ) RA: −72.78 ± 0.30[1] mas/yr
Dec.: 8.88 ± 0.40[1] mas/yr
Parallax (π) 6.79 ± 0.55[1] mas
Distance 480 ± 40 ly
(150 ± 10 pc)
Other designations
HD 88809, HR 4015, CD-39° 6222, SAO 221877, HIP 50103.
Database references
SIMBAD data
Database references
SIMBAD data

HD 88809 is a star in a double star system in the constellation Antlia. The primary is an orange giant of spectral type K1III. Located around 480 light-years distant, it shines with a luminosity approximately 124 times that of the Sun and has a surface temperature of 4607 K.[2] It has an apparent magnitude of 5.9, while the secondary star has a magnitude of 13.

References[edit]

  1. ^ a b c d e 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
  2. ^ McDonald, I.; Zijlstra, A. A.; Boyer, M. L. (2012). "Fundamental Parameters and Infrared Excesses of Hipparcos Stars". Monthly Notices of the Royal Astronomical Society 427 (1): 343–57. arXiv:1208.2037. Bibcode:2012MNRAS.427..343M. doi:10.1111/j.1365-2966.2012.21873.x.