HR 8768

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HR 8768
Observation data
Epoch J2000      Equinox J2000
Constellation Andromeda
Right ascension 23h 02m 45.148s[1]
Declination +44° 03′ 31.50″[1]
Apparent magnitude (V) 6.415
Characteristics
Spectral type B2V
U−B color index -0.58
B−V color index 0
Variable type SPB
Astrometry
Radial velocity (Rv) -8.3 km/s
Proper motion (μ) RA: 0.35 ± 0.41[1] mas/yr
Dec.: -5.82 ± 0.44[1] mas/yr
Parallax (π) 3.07 ± 0.59[1] mas
Distance approx. 1,100 ly
(approx. 330 pc)
Absolute magnitude (MV) 6.377
Details
Mass 18 M
Radius R
Luminosity 20,000 L
Temperature 10,000–30,000 K
Other designations
HR 8768, BD+43° 4378, HD 217811, SAO 52626, HIP 113802.
Database references
SIMBAD data
Database references
SIMBAD data

HR 8768, also known as LN Andromedae, is a slowly pulsating B star in the constellation Andromeda.

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