HD 222399
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| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Andromeda |
| Right ascension | 23h 40m 02.817s[1] |
| Declination | +37° 39′ 09.51″[1] |
| Apparent magnitude (V) | 6.507 |
| Characteristics | |
| Spectral type | F2IV |
| U−B color index | 0.08 |
| B−V color index | 0.35 |
| Astrometry | |
| Radial velocity (Rv) | -16 km/s |
| Proper motion (μ) | RA: -7.88 ± 0.41[1] mas/yr Dec.: -81.27 ± 0.33[1] mas/yr |
| Parallax (π) | 11.01 ± 0.41[1] mas |
| Distance | 300 ± 10 ly (91 ± 3 pc) |
| Absolute magnitude (MV) | 6.826 |
| Details | |
| Mass | 1.7 M☉ |
| Radius | 1.4 R☉ |
| Luminosity | 6 L☉ |
| Temperature | 6,000–7,500 K |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Database references | |
| SIMBAD | data |
HD 222399 is 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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