| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Corvus |
| Right ascension | 12 23 21.58766 |
| Declination | −24° 50′ 26.4076″ |
| Apparent magnitude (V) | 5.66 |
| Characteristics | |
| Evolutionary stage | giant |
| Spectral type | K1 III |
| B−V color index | 1.153±0.005 |
| Astrometry | |
| Radial velocity (Rv) | −2.42±0.15 km/s |
| Proper motion (μ) | RA: −19.328 mas/yr Dec.: −20.650 mas/yr |
| Parallax (π) | 9.5644 ± 0.1116 mas |
| Distance | 341 ± 4 ly (105 ± 1 pc) |
| Absolute magnitude (MV) | 0.63 |
| Details | |
| Radius | 13.6+0.3 −0.7 R☉ |
| Luminosity | 75.5±1.1 L☉ |
| Surface gravity (log g) | 1.57 cgs |
| Temperature | 4,608 K |
| Other designations | |
| 6 Crv, CD−24°10314, HD 107815, HIP 60425, HR 4711, SAO 180747 | |
| Database references | |
| SIMBAD | data |
6 Corvi is a single star in the southern constellation of Corvus, located 341 light years away from the Sun. It is visible to the naked eye as a faint, orange-hued star with an apparent visual magnitude of 5.66. This object is moving closer to the Earth with a heliocentric radial velocity of −2.4 km/s. It is an evolved giant star with a stellar classification of K1 III. The star has expanded to 13.6 times the Sun's radius and is radiating 75.5 times the luminosity of the Sun from its enlarged photosphere at an effective temperature of 4,608 K.
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.
- ^ Anderson, E.; Francis, Ch. (2012), "XHIP: An extended hipparcos compilation", Astronomy Letters, 38 (5): 331, arXiv:1108.4971, Bibcode:2012AstL...38..331A, doi:10.1134/S1063773712050015, S2CID 119257644.
- ^ Houk, Nancy; Smith-Moore, M. (1978), Michigan catalogue of two-dimensional spectral types for the HD stars, vol. 4, Ann Arbor: Dept. of Astronomy, University of Michigan, Bibcode:1988mcts.book.....H.
- ^ Kordopatis, G.; et al. (2013), "The Radial Velocity Experiment (RAVE): Fourth Data Release", The Astronomical Journal, 146 (5): 134, arXiv:1309.4284, Bibcode:2013AJ....146..134K, doi:10.1088/0004-6256/146/5/134, S2CID 119221010.
- ^ "6 Crv". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2019-04-23.
- Eggleton, P. P.; Tokovinin, A. A. (September 2008), "A catalogue of multiplicity among bright stellar systems", Monthly Notices of the Royal Astronomical Society, 389 (2): 869–879, arXiv:0806.2878, Bibcode:2008MNRAS.389..869E, doi:10.1111/j.1365-2966.2008.13596.x, S2CID 14878976.
- Arnold, H. J. P.; et al. (1999), The Photographic Atlas of the Stars, Boca Raton, Florida: CRC Press, p. 140, ISBN 978-0-7503-0654-6.
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