3 Boötis
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Boötes |
| Right ascension | 13h 46m 43.323s[1] |
| Declination | +25° 43′ 08.06″[1] |
| Apparent magnitude (V) | 5.95 |
| Characteristics | |
| Spectral type | G5III+A7V: |
| U−B color index | 0.1 |
| B−V color index | 0.49 |
| Astrometry | |
| Radial velocity (Rv) | -7.5 km/s |
| Proper motion (μ) | RA: −18.47±0.37[1] mas/yr Dec.: −58.73±0.24[1] mas/yr |
| Parallax (π) | 11.15 ± 0.40[1] mas |
| Distance | 290 ± 10 ly (90 ± 3 pc) |
| Absolute magnitude (MV) | 6.44 |
| Details | |
| Mass | 1,1 M☉ |
| Radius | 1,1 R☉ |
| Luminosity | 1,2 L☉ |
| Temperature | 5,000–6,000 K |
| Orbit | |
| Other designations | |
| Database references | |
| SIMBAD | data |
3 Boötis (abbr.: 3 Boo) is a star in the constellation Boötes. Its apparent magnitude is 5.97.
References
- 1 2 3 4 5 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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