2MASS J15500845 + 1455180
Brown dwarf 2MASS J15500845 + 1455180 |
|||
---|---|---|---|
Observation dates equinox : J2000.0 , epoch : J2000.0 |
|||
Constellation | Snake | ||
Right ascension | 15 h 50 m 8.45 s | ||
declination | + 14 ° 55 ′ 18 ″ | ||
Apparent brightness | ~ 15 (J) likes | ||
distance | ~ 70 ly (~ 20 pc ) |
||
Typing | |||
Spectral class | L2 | ||
Physical Properties | |||
Other names and catalog entries |
|||
|
2MASS J15500845 + 1455180 is a brown dwarf in the constellation Snake, about 70 light years from Earth . It was published in 2007 by Kelle L. Cruz et al. discovered.
It belongs to the spectral class L2. Its position shifts by 0.16504 arc seconds annually due to its own motion .
Web links
- Entry at DwarfArchives.org (English)
- Cruz, Kelle L .; et al .: Meeting the Cool Neighbors. IX. The Luminosity Function of M7-L8 Ultracool Dwarfs in the Field. In: The Astronomical Journal, 2007, Volume 133, Number 2, pp. 439-467. bibcode : 2007AJ .... 133..439C (English)