2MASS J10224821 + 5825453
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Brown dwarf 2MASS J10224821 + 5825453 |
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| Observation dates equinox : J2000.0 , epoch : J2000.0 |
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| Constellation | Big Bear | ||
| Right ascension | 10 h 22 m 48.21 s | ||
| declination | + 58 ° 25 ′ 45.3 ″ | ||
| Apparent brightness | J-band: 13.5 mag | ||
| distance | ~ 20 pc | ||
| Proper movement | |||
| Rec. Share: | approx. −363 mas / a | ||
| Dec. portion: | approx. −779 mas / a | ||
| Typing | |||
| Spectral class | L1 | ||
| Physical Properties | |||
| Other names and catalog entries |
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2MASS J10224821 + 5825453 is a brown dwarf located about 20 parsecs from Earth in the constellation Big Dipper . It belongs to the spectral class L1. Its position shifts by 0.86 arcseconds annually due to its own motion . It was published in 2008 by I. Neill Reid et al. discovered.
Web links
- Entry at DwarfArchives.org (English)
- Discovery paper: bibcode : 2008AJ .... 136.1290R (English)