WISE 1405+5534 [SEP] constellation
WISE 1405+5534
WISE 1405+5534 (full designation WISEPC J140518.40+553421.4) is a brown dwarf of spectral class Y0 (pec?), located in constellation Ursa Major at approximately 25.3 light-years from Earth. It is one of the Sun's nearest neighbors.
Discovery.
WISE 1405+5534 was discovered in 2011 from data collected by the Wide-field Infrared Survey Explorer (WISE) in the infrared at a wavelength of 40 cm (16 in). WISE 1405+5534
arcsec, corresponding to a distance 7.8 pc, or 25.3 ly.
WISE 1405+5534 distance estimates
Space motion.
WISE 1405+5534 has a large proper motion of about 2281 milliarcseconds per year.
WISE 1405+5534 proper motion estimates
Spectral class and temperature.
The object's temperature estimate is 350 K (about 77 °C / 170 °F). Its spectrum is similar with spectrum of another Y-dwarf WISE 1738+2732. However, WISE 1405+5534's