HD 191104
From Wikipedia, the free encyclopedia
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Aquila |
| Right ascension | 20h 07m 50.3677s |
| Declination | +09° 23′ 59.398″ |
| Apparent magnitude (V) | 6.43 |
| Characteristics | |
| Spectral type | F2V |
| U−B color index | -0.02 |
| B−V color index | 0.46 |
| Astrometry | |
| Radial velocity (Rv) | −27 km/s |
| Proper motion (μ) | RA: 46.58 mas/yr Dec.: 28.37 mas/yr |
| Parallax (π) | 23.12 ± 1.04 mas |
| Distance | 141 ± 6 ly (43 ± 2 pc) |
| Absolute magnitude (MV) | 6.89 |
| Details | |
| Mass | 1.7 M☉ |
| Radius | 1.4 R☉ |
| Luminosity | 6 L☉ |
| Temperature | 6,000–7,500 K |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Data sources: | |
| Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) | |
HD 191104 is a double or multiple star.
References
| |||||||||||||||||||||||||||||
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.