2MASS J14385498-1309103
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Brown dwarf 2MASS J14385498-1309103 |
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| Observation dates equinox : J2000.0 , epoch : J2000.0 |
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| Constellation | Libra | ||
| Right ascension | 14 h 38 m 54.98 s | ||
| declination | -13 ° 09 ′ 10.3 ″ | ||
| Apparent brightness | J-Band: ~ 16 likes | ||
| distance | ~ 80 ly (~ 25 pc ) |
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| Typing | |||
| Spectral class | L3 | ||
| Physical Properties | |||
| Effective temperature | 1300-2000 K | ||
| Other names and catalog entries |
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2MASS J14385498-1309103 is a brown dwarf in the constellation Libra, about 80 light-years from Earth . It was published in 2000 by J. Davy Kirkpatrick et al. discovered.
It belongs to the spectral class L3; its surface temperature is 1300 to 2000 Kelvin . As with other brown dwarfs of the spectral class L, metal hydrides and alkali metals also dominate in its spectrum . Its position shifts by 0.16216 arc seconds annually due to its own motion .
Web links
- Entry at DwarfArchives.org (English)
- Kirkpatrick, J. Davy; et al .: 67 Additional L Dwarfs Discovered by the Two Micron All Sky Survey . In: The Astronomical Journal , Volume 120, Number 1, 2000, pp. 447-472. bibcode : 2000AJ .... 120..447K (English)