Zeta Indi
  | |
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Indus |
| Right ascension | 20h 49m 28.96164s[1] |
| Declination | −46° 13′ 36.5836″[1] |
| Apparent magnitude (V) | 4.90[2] |
| Characteristics | |
| Spectral type | K5III[3] |
| B−V color index | +1.55[2] |
| Astrometry | |
| Radial velocity (Rv) | -5.20[4] km/s |
| Proper motion (μ) | RA: +38.49[1] mas/yr Dec.: +26.22[1] mas/yr |
| Parallax (π) | 7.90 ± 0.32 mas[1] |
| Distance | 410 ± 20 ly (127 ± 5 pc) |
| Absolute magnitude (MV) | -0.61[5] |
| Details | |
| Luminosity | 400[6] L☉ |
| Temperature | 4,052[6] K |
| Other designations | |
| Database references | |
| SIMBAD | data |
Zeta Indi (ζ Ind) is a class K5III[3] (orange giant) star in the constellation Indus. Its apparent magnitude is 4.90[2] and it is approximately 413 light years away based on parallax.[1]
References
- ^ a b c d e f 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
- ^ a b c d "Zeta Indi". SIMBAD Astronomical Database. Retrieved 2016-08-23.
- ^ a b Houk, Nancy (1978), Michigan catalogue of two-dimensional spectral types for the HD stars, vol. 2, Ann Arbor: Dept. of Astronomy, University of Michigan, Bibcode:1978MSS...C02....0H
- ^ Wilson, R. E. (1953), General Catalogue of Stellar Radial Velocities, Carnegie Institution of Washington, Bibcode:1953GCRV..C......0W, LCCN 54001336
- ^ Anderson, E.; Francis, Ch. (May 2012). "XHIP: An extended hipparcos compilation". Astronomy Letters. 38 (5): 331–346. arXiv:1108.4971. Bibcode:2012AstL...38..331A. doi:10.1134/S1063773712050015. Vizier catalog entry
- ^ a b McDonald, I.; Zijlstra, A. A.; Boyer, M. L. (2012). "Fundamental parameters and infrared excesses of Hipparcos stars". Monthly Notices of the Royal Astronomical Society. 427: 343. Bibcode:2012MNRAS.427..343M. doi:10.1111/j.1365-2966.2012.21873.x.
{{cite journal}}: CS1 maint: unflagged free DOI (link) Vizier catalog entry
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