63 Andromedae

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63 Andromedae
Observation data
Epoch J2000      Equinox J2000
Constellation Andromeda
Right ascension 02h 20m 58.21s[1]
Declination +50° 09′ 05.3″[1]
Apparent magnitude (V) 5.59
Characteristics
Spectral type B9sp
U−B color index –0.38
B−V color index –0.13
Variable type α² CVn
Astrometry
Radial velocity (Rv) –2 km/s
Proper motion (μ) RA: +38.72 ± 0.26[1] mas/yr
Dec.: –31.90 ± 0.27[1] mas/yr
Parallax (π) 8.31 ± 0.34[1] mas
Distance 390 ± 20 ly
(120 ± 5 pc)
Absolute magnitude (MV) +0.26[2]
Details
Mass 3.07 ± 0.14[2] M
Radius 2.4 ± 0.3[2] R
Luminosity 110[2] L
Surface gravity (log g) 4.29 ± 0.11[2] cgs
Temperature 11,967[2] K
Rotation 4.189 days[2]
Other designations
PZ And, BD+49° 640, HD 14392, HIP 10944, HR 682, NSV 790, SAO 37960.
Database references
SIMBAD data

63 Andromedae or PZ Andromedae is a star in the constellation Andromeda. Its apparent magnitude is 5.57.

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 e f g North, P. (June 1998), "Do SI stars undergo any rotational braking?", Astronomy and Astrophysics 334: 181–187, arXiv:astro-ph/9802286, Bibcode:1998A&A...334..181N 

External links[edit]