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°.[3]
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Apus |
Right ascension | 15h 59m 55.13299s[1] |
Declination | −78° 01′ 38.1884″[1] |
Apparent magnitude (V) | 6.393[2] (6.92 + 7.53)[3] |
Characteristics | |
Spectral type | F3IV[4] |
B−V color index | 0.38[5] |
Astrometry | |
Proper motion (μ) | RA: −1.99±0.63[1] mas/yr Dec.: −72.24±0.81[1] mas/yr |
Parallax (π) | 11.37 ± 0.61 mas[1] |
Distance | 290 ± 20 ly (88 ± 5 pc) |
Absolute magnitude (MV) | 1.67[2] |
Details | |
primary | |
Radius | 1.66 R☉ |
Luminosity | 16.8[6] L☉ |
Temperature | 6,637[6] K |
Metallicity [Fe/H] | −0.18[2] dex |
Age | 1.3[2] Gyr |
secondary | |
Mass | 0.78[7] M☉ |
Radius | 1.66[7] R☉ |
Luminosity | 5.2[7] L☉ |
Surface gravity (log g) | 3.89[7] cgs |
Temperature | 6,760[7] K |
Other designations | |
Database references | |
SIMBAD | data |