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 | |
Database references | |
SIMBAD | data |
63 Andromedae (abbreviated 63 And) is a star in the constellation Andromeda. 63 Andromedae is the Flamsteed designation; it is also known as PZ Andromedae. Its apparent magnitude is 5.57.
References
- 1 2 3 4 5 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
- 1 2 3 4 5 6 7 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
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