2MASS J12171110-0311131
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Brown dwarf 2MASS J12171110-0311131 |
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| Observation dates equinox : J2000.0 , epoch : J2000.0 |
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| Constellation | Virgin | ||
| Right ascension | 12 h 17 m 11.1 s | ||
| declination | -03 ° 11 ′ 13.1 ″ | ||
| Apparent brightness | 15.86 mag | ||
| parallax | 90.8 mas | ||
| Typing | |||
| Spectral class | T7V | ||
| Physical Properties | |||
| Other names and catalog entries |
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2MASS J12171110-0311131 is a brown dwarf of the spectral class T7 in the constellation Virgo . Its position shifts by 1.0571 arc seconds annually due to its own motion . It also has a parallax of 90.8 milli-arcseconds. It was published in 1999 by Adam J. Burgasser et al. discovered.
Web links
- Entry at DwarfArchives.org (English)
- Burgasser, Adam J .; et al .: Discovery of Four Field Methane (T-Type) Dwarfs with the Two Micron All-Sky Survey . In: The Astrophysical Journal, 1999, Volume 522, Number 1, pp. L65-L68. bibcode : 1999ApJ ... 522L..65B (English)