WISE J2209+2711 [SEP] constellation
WISE J2209+2711
WISE J2209+2711 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."
See also.
- List of star systems within 20–25 light years
WISE 1639−6847
WISE J163940.83−684738.6 (designation is abbreviated to WISE 1639−6847, or W1639) is a brown dwarf of spectral class Y0-Y0.5, located in constellation Triangulum Australe (it's the nearest star / brown dwarf in this constellation) at approximately 16 light-years from Earth.
Discovery.
WISE 1639−6847 was discovered in 2012 by C. G. Tinney "et al." from data, collected by Wide-field Infrared Survey Explorer (WISE) Earth-orbiting satellite — NASA infrared-wavelength 40 cm (16