HD 141846
HD 141846 is a double star in the southern constellation of Apus. As of 1996, the pair have an angular separation of 0.7″ along a position angle of 332°.
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Apus |
| Right ascension | 15h 59m 55.13299s |
| Declination | −78° 01′ 38.1884″ |
| Apparent magnitude (V) | 6.393 (6.92 + 7.53) |
| Characteristics | |
| Spectral type | F3IV |
| B−V color index | 0.38 |
| Astrometry | |
| Proper motion (μ) | RA: −1.99±0.63 mas/yr Dec.: −72.24±0.81 mas/yr |
| Parallax (π) | 11.37 ± 0.61 mas |
| Distance | 290 ± 20 ly (88 ± 5 pc) |
| Absolute magnitude (MV) | 1.67 |
| Details | |
| primary | |
| Radius | 1.66 R☉ |
| Luminosity | 16.8 L☉ |
| Temperature | 6,637 K |
| Metallicity [Fe/H] | −0.18 dex |
| Age | 1.3 Gyr |
| secondary | |
| Mass | 0.78 M☉ |
| Radius | 1.66 R☉ |
| Luminosity | 5.2 L☉ |
| Surface gravity (log g) | 3.89 cgs |
| Temperature | 6,760 K |
| Other designations | |
| Database references | |
| SIMBAD | data |
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.