SCR 1845−6357
Location of SCR 1845−6357 in the constellation Pavo | |
| Observation data Epoch J2000.0 Equinox J2000.0 (ICRS) | |
|---|---|
| Constellation | Pavo |
| Right ascension | 18h 45m 05.25325s |
| Declination | −63° 57′ 47.4501″ |
| Apparent magnitude (V) | 17.4 |
| Characteristics | |
| SCR 1845−6357A | |
| Spectral type | M8.5 |
| SCR 1845−6357B | |
| Spectral type | T6 |
| Apparent magnitude (J) | 13.26 |
| Astrometry | |
| Proper motion (μ) | RA: 2583.190 mas/yr Dec.: 588.504 mas/yr |
| Parallax (π) | 249.6651±0.1330 mas |
| Distance | 13.064 ± 0.007 ly (4.005 ± 0.002 pc) |
| Details | |
| SCR 1845−6357A | |
| Mass | 0.0753±0.0088 M☉ |
| Radius | 0.0941±0.0039 R☉ |
| Luminosity | (2.649±0.026)×10−4 L☉ |
| Surface gravity (log g) | 5.0 cgs |
| Temperature | 2,400 K |
| SCR 1845−6357B | |
| Mass | 0.024 to 0.062 M☉ |
| Mass | 25 to 65 MJup |
| Radius | 0.7±0.1 RJup |
| Luminosity | 5.25+1.06 −0.88×10−6 L☉ |
| Surface gravity (log g) | 5.1 cgs |
| Temperature | 1,000±100 K |
| Age | ≥1.5 Gyr |
| Position (relative to A) | |
| Epoch of observation | J2006.3 |
| Angular distance | 1.064 ± 0.004″ |
| Position angle | 177.2 ± 0.06° |
| Projected separation | 4.10 ± 0.04 AU |
| Other designations | |
| GJ 12724, SCR J1845-6357, 2MASS J18450541-6357475, DENIS J184504.9-635747, SCR 1845 | |
| Database references | |
| SIMBAD | A |
| B | |
SCR 1845−6357 is a binary system, 13.1 light-years (4.0 parsecs) away in the constellation Pavo. The primary is a low-mass red dwarf, while the secondary is a brown dwarf. It is among the nearest stars, as well as the nearest red dwarf-brown dwarf binary.