UGPS J072227.51−054031.2
Star
UGPS J072227.51−054031.2 is a brown dwarf of late T type, or possibly a rogue planet located approximately 4.1 parsecs from Earth. Wikipedia
Constellation: Monoceros
Magnitude: 16.02
Declination: −05° 40′ 30.0″
Parallax (π): 242.8 ± 2.4 mas
Radial velocity (Rv): 46.9 ± 2.5 km/s
Right ascension: 07h 22m 27.29s
Rotational velocity (v sin i): 40 ± 10 km/s