1 Vulpeculae
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Vulpecula |
| Right ascension | 19h 16m 13.040s[1] |
| Declination | +21° 23′ 25.53″[1] |
| Apparent magnitude (V) | 4.77 |
| Characteristics | |
| Spectral type | B4IV |
| Astrometry | |
| Proper motion (μ) | RA: 0.21 ± 0.33[1] mas/yr Dec.: -6.84 ± 0.37[1] mas/yr |
| Parallax (π) | 4.02 ± 0.37[1] mas |
| Distance | 810 ± 70 ly (250 ± 20 pc) |
| Other designations | |
1 Vulpeculae (1 Vul) is a star in the constellation Vulpecula.
References
- ↑ 1.0 1.1 1.2 1.3 1.4 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
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