23 Librae
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Libra |
| Right ascension | 15h 13m 28.6669s |
| Declination | −25° 18′ 33.6534″ |
| Apparent magnitude (V) | 6.45 |
| Characteristics | |
| Spectral type | G5 V |
| B−V color index | +0.70 |
| Astrometry | |
| Radial velocity (Rv) | +4.7 km/s |
| Proper motion (μ) | RA: −400.147(26) mas/yr Dec.: −75.253(27) mas/yr |
| Parallax (π) | 38.1946±0.0370 mas |
| Distance | 85.39 ± 0.08 ly (26.18 ± 0.03 pc) |
| Details | |
| Mass | 1.12+0.01 −0.02 M☉ |
| Radius | 1.25±0.04 R☉ |
| Surface gravity (log g) | 4.30±0.02 cgs |
| Temperature | 5,762±9 K |
| Metallicity [Fe/H] | 0.290±0.009 dex |
| Rotational velocity (v sin i) | 2.17 km/s |
| Age | 5.00+0.28 −0.25 Gyr |
| Other designations | |
| CD−24° 11928, GJ 579.4, HD 134987, HIP 74500, HR 5657, SAO 183275 | |
| Database references | |
| SIMBAD | data |
| Exoplanet Archive | data |
23 Librae (23 Lib) is a solar analog located 85 light-years away in the zodiac constellation Libra, making it visible from most of the Earth's surface. With an apparent visual magnitude of 6.45, it requires dark skies and good seeing conditions to see with the naked eye. Two extrasolar planets are known to orbit 23 Librae, designated 23 Librae b and c respectively.