WISE 1541−2250
Star
WISE 1541−2250 is a sub-brown or brown dwarf of spectral class Y0.5, located in the constellation Libra at approximately 18.6 light-years from Earth. Wikipedia
Magnitude: 20.99
Declination: −22° 50′ 25.03″
Right ascension: 15h 41m 51.57s
Constellation: Libra
Distance: 19.5 ± 0.2 ly; (5.99 ± 0.07 pc)
Parallax (π): 166.9 ± 2.0 mas