HD 220105

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HD 220105
Observation data
Epoch J2000      Equinox J2000
Constellation Andromeda
Right ascension 23h 20m 44.099s[1]
Declination +44° 06′ 58.21″[1]
Apparent magnitude (V) 6.246
Characteristics
Spectral type A5Vn
U−B color index 0.1
B−V color index 0.14
Astrometry
Radial velocity (Rv) -1.8 km/s
Proper motion (μ) RA: -8.95 ± 0.42[1] mas/yr
Dec.: -36.13 ± 0.41[1] mas/yr
Parallax (π) 13.29 ± 0.58[1] mas
Distance 250 ± 10 ly
(75 ± 3 pc)
Absolute magnitude (MV) 6.388
Details
Mass 3.1 M
Radius 2.1 R
Luminosity 40 L
Temperature 7,500–10,000 K
Other designations
HIP 115261, SAO 52927, HR 8884, BD+43° 4440.
Database references
SIMBAD data
Database references
SIMBAD data

HD 220105 is a star in double system.

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