2 Aurigae
 2 Aurigae in optical light | |
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Auriga |
| Right ascension | 04h 52m 37.98097s |
| Declination | +36° 42′ 11.4789″ |
| Apparent magnitude (V) | +4.79[1] |
| Characteristics | |
| Spectral type | K3III[1] |
| Astrometry | |
| Parallax (π) | 6.3340 ± 0.2695[2] mas |
| Distance | 510 ± 20 ly (158 ± 7 pc) |
| Absolute magnitude (MV) | –1.84[1] |
| Other designations | |
| Database references | |
| SIMBAD | data |
2 Aurigae is a giant star in the constellation Auriga. Its apparent magnitude is 4.79.
It forms an attractive four-star asterism when viewed in a low power eyepiece, together with the nearby HIP 22647 and another very loose visual pair, HIP 22776 and HIP 22744, all above magnitude 8.
References
- 1 2 3 Jasniewicz, G.; et al. (February 1999), "Late-type giants with infrared excess. I. Lithium abundances", Astronomy and Astrophysics, 342: 831–838, Bibcode:1999A&A...342..831J
- ↑ 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.
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