HD 221776

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HD 221776
Observation data
Epoch J2000      Equinox J2000
Constellation Andromeda
Right ascension 23h 34m 46.742s[1]
Declination +38° 01′ 26.39″[1]
Apparent magnitude (V) 6.18[2]
Characteristics
Spectral type K5III[2]
U−B color index 1.97
B−V color index 1.586[2]
Astrometry
Radial velocity (Rv) -12.4 km/s
Proper motion (μ) RA: 10.37 ± 0.32[1] mas/yr
Dec.: 10.59 ± 0.23[1] mas/yr
Parallax (π) 4.30 ± 0.33[1] mas
Distance 760 ± 60 ly
(230 ± 20 pc)
Absolute magnitude (MV) -0.68[2]
Other designations
HR 8950, SAO 73351, BD+37° 4866, HIP 116365.
Database references
SIMBAD data
Database references
SIMBAD data

HD 221776 is a double star.

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. ^ a b c d 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 

External links[edit]