2MASS J11550087 + 2307058
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Brown dwarf 2MASS J11550087 + 2307058 |
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| Observation dates equinox : J2000.0 , epoch : J2000.0 |
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| Constellation | lion | ||
| Right ascension | 11 h 55 m 0.87 s | ||
| declination | + 23 ° 07 ′ 5.8 ″ | ||
| Apparent brightness | J-band: 15.8 mag | ||
| Typing | |||
| Spectral class | L4 | ||
| Physical Properties | |||
| Other names and catalog entries |
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2MASS J11550087 + 2307058 is a brown dwarf in the constellation Leo . It was published in 1999 by J. Davy Kirkpatrick et al. discovered. It belongs to the spectral class L4. Its position shifts by 0.04568 arc seconds annually due to its own motion .
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)