HD 88522
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Antlia |
Right ascension | 10h 12m 02.852s[1] |
Declination | −28° 36′ 21.45″[1] |
Apparent magnitude (V) | 6.28 |
Characteristics | |
Spectral type | A1V + A2V[2] |
U−B color index | -0.01 |
B−V color index | 0.01 |
Astrometry | |
Radial velocity (Rv) | 18 km/s |
Proper motion (μ) | RA: −38.74 ± 0.46[1] mas/yr Dec.: −1.24 ± 0.48[1] mas/yr |
Parallax (π) | 6.55 ± 0.58[1] mas |
Distance | 500 ± 40 ly (150 ± 10 pc) |
Details | |
Mass | 3.1 M☉ |
Radius | 2.1 R☉ |
Luminosity | 40 L☉ |
Temperature | 7,500–10,000 K |
Other designations | |
Database references | |
SIMBAD | data |
HD 88522 is a double or multiple star. The component stars are two white stars of similar spectral type—A1V and A2V—and luminosity.[2]
References
- 1 2 3 4 5 van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653–664. Bibcode:2007A&A...474..653V. arXiv:0708.1752 . doi:10.1051/0004-6361:20078357.Vizier catalog entry
- 1 2 Cvetkovic, Z.; Ninkovic, S. (2010). "On the Component Masses of Visual Binaries". Serbian Astronomical Journal. 180: 71–80. Bibcode:2010SerAJ.180...71C. doi:10.2298/SAJ1080071C.
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