2MASS J14392836 + 1929149
|
Brown dwarf 2MASS J14392836 + 1929149 |
|||
|---|---|---|---|
| Observation dates equinox : J2000.0 , epoch : J2000.0 |
|||
| Constellation | Bear keeper | ||
| Right ascension | 14 h 39 m 28.36 s | ||
| declination | + 19 ° 29 ′ 14.9 ″ | ||
| Apparent brightness | J-Band: ~ 13 likes | ||
| parallax | 69.6 mas | ||
| Proper movement | |||
| Rec. Share: | −1236 mas / a | ||
| Dec. portion: | +402 mas / a | ||
| Typing | |||
| Spectral class | L1 | ||
| Physical Properties | |||
| Other names and catalog entries |
|||
|
|||
2MASS J14392836 + 1929149 is a brown dwarf in the constellation Bear Keeper . It was published in 1999 by J. Davy Kirkpatrick et al. discovered.
It belongs to the spectral class L1. Its position shifts by 1.2953 arc seconds annually due to its own motion . It also has a parallax of 69.6 milli-arcseconds.
Web links
- Entry at DwarfArchives.org (English)
- Kirkpatrick, J. Davy; et al .: Dwarfs Cooler than “M”: The Definition of Spectral Type “L” Using Discoveries from the 2 Micron All-Sky Survey (2MASS) . In: The Astrophysical Journal, 1999, 519, Volume 2, pp. 802-833. bibcode : 1999ApJ ... 519..802K (English)