CG Andromedae
From Wikipedia, the free encyclopedia
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Andromeda |
| Right ascension | 00h 00m 43.63s[1] |
| Declination | +45° 15′ 12.0″[1] |
| Apparent magnitude (V) | 6.38 |
| Characteristics | |
| Spectral type | A0Vp |
| U−B color index | -0.33 |
| B−V color index | -0.05 |
| Variable type | Alpha² CVn variable |
| Astrometry | |
| Radial velocity (Rv) | -3 km/s |
| Proper motion (μ) | RA: 17.45 ± 0.22[1] mas/yr Dec.: -0.01 ± 0.21[1] mas/yr |
| Parallax (π) | 5.32 ± 0.32[1] mas |
| Distance | 610 ± 40 ly (190 ± 10 pc) |
| Absolute magnitude (MV) | 6.42 |
| Details | |
| Mass | 3.1 M☉ |
| Radius | 2.1 R☉ |
| Luminosity | 40 L☉ |
| Temperature | 7,500–10,000 K |
| Other designations | |
| Database references | |
| SIMBAD | data |
CG Andromedae is a variable star.
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
| |||||||||||||||||||||||
This article is issued from Wikipedia. The text is available under the Creative Commons Attribution/Share Alike; additional terms may apply for the media files.