WISE J2209+2711
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Pegasus |
| Right ascension | 22h 09m 05.734s |
| Declination | +27° 11′ 44.00″ |
| Characteristics | |
| Evolutionary stage | brown dwarf |
| Spectral type | Y0 |
| Astrometry | |
| Proper motion (μ) | RA: +1204.40±2.14 mas/yr Dec.: −1362.08±1.34 mas/yr |
| Parallax (π) | 161.7±2.0 mas |
| Distance | 20.2 ± 0.2 ly (6.18 ± 0.08 pc) |
| Details | |
| Mass | 5 MJup |
| Radius | 1.03±0.01 or 1.13±0.01 RJup |
| Luminosity | 10−6.82±0.03 L☉ |
| Surface gravity (log g) | 4.0 cgs |
| Temperature | 350 K |
| Age | 800 Myr |
| Other designations | |
| WISE J220905.73+271143.9 | |
| Database references | |
| SIMBAD | data |
WISE J2209+2711 Location of WISE J2209+2711 in the constellation Pegasus | |
WISE J2209+2711 (WISE J220905.73+271143.9) is a brown dwarf of spectral type Y0:, located in constellation Pegasus at 22 light-years from Earth. Its discovery was published in 2014 by Cushing et al.