Chi Eridani: Difference between revisions
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[[Category:Bayer objects|Eridani, Chi]] |
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Revision as of 02:43, 3 October 2016
| Observation data Epoch J2000.0 Equinox J2000.0 (ICRS) | |
|---|---|
| Constellation | Eridanus |
| Right ascension | 01h 55m 57.47s[1] |
| Declination | −51° 36′ 32.0″[1] |
| Apparent magnitude (V) | 3.70[2] |
| Spectral type | G8IV[3] |
Chi Eridani is a binary star[4] in the constellation Hydra. Its apparent magnitude is 3.70.[2] Located around 17.85 parsecs (58.2 ly) distant,[1] the primary is a subgiant of spectral type G8IV,[3] a star that has used up its core hydrogen and has begun to expand.
References
- ^ a b c van Leeuwen, F. (November 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.
- ^ a b "Chi Eridani". SIMBAD Astronomical Database. Centre de Données astronomiques de Strasbourg. Retrieved 12 July 2015.
- ^ a b Torres, C. A. O.; et al. (December 2006). "Search for associations containing young stars (SACY). I. Sample and searching method". Astronomy and Astrophysics. 460 (3): 695–708. arXiv:astro-ph/0609258. Bibcode:2006A&A...460..695T. doi:10.1051/0004-6361:20065602.
- ^ 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.
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