Delta Indi
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Indus |
| Right ascension | 21h 57m 55.074s[1] |
| Declination | –54° 59′ 33.27″[1] |
| Apparent magnitude (V) | +4.40 |
| Characteristics | |
| Spectral type | A8IV + G0/7IV[2] |
| Astrometry | |
| Proper motion (μ) | RA: 41.94 ± 0.40[1] mas/yr Dec.: –3.93 ± 0.28[1] mas/yr |
| Parallax (π) | 22.71 ± 0.69[2] mas |
| Distance | 144 ± 4 ly (44 ± 1 pc) |
| Details | |
| Other designations | |
Delta Indi (δ Ind) is a binary star in the constellation Indus. Its apparent magnitude is 4.40.
References
- ↑ 1.0 1.1 1.2 1.3 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
- ↑ 2.0 2.1 Docobo, J. A.; Andrade, M. (2013). "Dynamical and physical properties of 22 binaries discovered by W. S. Finsen". Monthly Notices of the Royal Astronomical Society 428 (1): 321–339. Bibcode:2013MNRAS.428..321D. doi:10.1093/mnras/sts045.
- ↑ "* del Ind -- Double or multiple star". SIMBAD Astronomical Database. Centre de données astronomiques de Strasbourg. Retrieved 2014-12-27.
| ||||||||||||||||||||||||||||||