GJ 1128
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Carina |
| Right ascension | 09h 42m 46.3420s |
| Declination | −68° 53′ 06.004″ |
| Apparent magnitude (V) | 12.78 |
| Characteristics | |
| Spectral type | M4.0V |
| Astrometry | |
| Proper motion (μ) | RA: −75.523 mas/yr Dec.: 1128.513 mas/yr |
| Parallax (π) | 153.7593±0.0249 mas |
| Distance | 21.212 ± 0.003 ly (6.504 ± 0.001 pc) |
| Absolute magnitude (MV) | 13.715 |
| Details | |
| Mass | 0.175 M☉ |
| Radius | 0.190 R☉ |
| Luminosity | 0.0043 L☉ |
| Surface gravity (log g) | 5.03 cgs |
| Temperature | 3144 K |
| Metallicity [Fe/H] | 0.09 dex |
| Other designations | |
| GJ 1128, L 100-115, LFT 680, LHS 271, LTT 3572, NLTT 22480, GSC 09209-00444, 2MASS J09424635-6853060, DENIS J094246.3-685309 | |
| Database references | |
| SIMBAD | data |
GJ 1128 is a red dwarf star of spectral type M4.0V, located in constellation Carina 21 light-years away from Earth. It is one of the closer stars to the Sun.