HD 3322
| Observation data Epoch J2000.0 ICRS Equinox J2000.0 ICRS | |
|---|---|
| Constellation | Andromeda |
| Right ascension | 0h 36m 20.099s[1] |
| Declination | 27° 15′ 17.15″[1] |
| Apparent magnitude (V) | 6.51[2] |
| Characteristics | |
| Spectral type | B8IIIMNp...[2] |
| Variable type | α2 CVn |
| Astrometry | |
| Radial velocity (Rv) | 1[3] km/s |
| Proper motion (μ) | RA: 15.96 ± 0.85[1] mas/yr Dec.: −11.11 ± 0.53[1] mas/yr |
| Parallax (π) | 4.59 ± 0.65[1] mas |
| Distance | approx. 700 ly (approx. 220 pc) |
| Absolute magnitude (MV) | -0.153 |
| Details | |
| Mass | 4.3[2] M☉ |
| Radius | 4.8[2] R☉ |
| Luminosity | 400[2] L☉ |
| Other designations | |
HD 3322 is an Alpha2 Canum Venaticorum variable type variable star. It is in the constellation of Andromeda.
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
- 1 2 3 4 5 "HIP 2865", Wolfram Alpha, retrieved 2013-08-09
- ↑ "V* PY And -- Variable Star of alpha2 CVn type", SIMBAD Astronomical Database(Centre de donées astronomiques de Strasbourg), retrieved 2013-08-09
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
This article is issued from Wikipedia - version of the Saturday, September 20, 2014. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.