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 | |
| Database references | |
| SIMBAD | data |
| Database references | |
| SIMBAD | data |
HD 220105 is a star in double system.
References
- ↑ 1.0 1.1 1.2 1.3 1.4 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
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