HD 77258
HD 77258 is a spectroscopic binary[2] star in the constellation Vela. Its apparent magnitude is 4.47.
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Vela |
| Right ascension | 09h 00m 05.4104s[1] |
| Declination | −41° 15′ 12.9734″[1] |
| Apparent magnitude (V) | 4.47 |
| Characteristics | |
| Spectral type | G8-K1III[2] |
| Astrometry | |
| Proper motion (μ) | RA: −42.227 ± 0.304[1] mas/yr Dec.: 50.599 ± 0.364[1] mas/yr |
| Parallax (π) | 14.9687 ± 0.2155[1] mas |
| Distance | 218 ± 3 ly (66.8 ± 1.0 pc) |
| Details | |
| Other designations | |
| Database references | |
| SIMBAD | data |
References
- Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR.
- Hearnshaw, J. B.; et al. (2012). "A study of non-Keplerian velocities in observations of spectroscopic binary stars". Monthly Notices of the Royal Astronomical Society. 427 (1): 298–310. arXiv:1211.5527. Bibcode:2012MNRAS.427..298H. doi:10.1111/j.1365-2966.2012.21802.x.
- "HD 77258". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2019-10-05.
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