GL Leonis
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Brown dwarf GL Leonis |
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| Observation dates equinox : J2000.0 , epoch : J2000.0 |
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| Constellation | lion | ||
| Right ascension | 11 h 45 m 57.14 s | ||
| declination | + 23 ° 17 ′ 29.7 ″ | ||
| Apparent brightness | J-band: approx. 15.4 mag | ||
| parallax | (24.03 ± 1.30) mas | ||
| distance | (136 ± 7) ly (42 ± 2 pc ) |
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| Proper movement | |||
| Rec. Share: | (137.08 ± 1.64) mas / a | ||
| Dec. portion: | (−70.73 ± 1.93) mas / a | ||
| Typing | |||
| Spectral class | L1.5 | ||
| Physical Properties | |||
| Other names and catalog entries |
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GL Leonis , GL Leo for short , also called 2MASS J11455714 + 2317297 , is a brown dwarf in the constellation Leo . It belongs to the spectral class L1.5 and its position shifts by 0.16435 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)
Individual evidence
- ↑ a b c d e 2MASSW J1145572 + 231730. In: SIMBAD . Center de Données astronomiques de Strasbourg , accessed November 16, 2018 .