DENIS-P J0255−4700
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Brown dwarf DENIS-P J0255−4700 |
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| Observation dates equinox : J2000.0 , epoch : J2000.0 |
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| Constellation | Eridanus | ||
| Right ascension | 02 h 55 m 3.7 s | ||
| declination | -47 ° 00 ′ 51.3 ″ | ||
| Radial velocity | (25.0 ± 4.1) km / s | ||
| parallax | (205.33 ± 0.25) mas | ||
| distance | (15.87 ± 0.02) Lj ((4.87 ± 0.01) pc ) |
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| Proper movement | |||
| Rec. Share: | (+1011.24 ± 0.39) mas / a | ||
| Dec. portion: | (−554.77 ± 0.47) mas / a | ||
| Typing | |||
| Spectral class | L9 | ||
| Physical Properties | |||
| Other names and catalog entries |
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DENIS-P J0255−4700 is a brown dwarf of the spectral class L9 in the constellation Eridanus . It was founded in 1999 by Eduardo L. Martín et al. discovered. Its position shifts by 1.1485 arcseconds annually due to its own motion . It is located just under 16 light years from Earth.
Web links
- Entry at DwarfArchives.org (English)
- Martín, Eduardo L .; et al .: Spectroscopic Classification of Late-M and L Field Dwarfs . In: The Astronomical Journal, Volume 118, 1999, Number 5, pp. 2466-2482. bibcode : 1999AJ .... 118.2466M (English)
swell
- ↑ a b c d DENIS J025503.3-470049. In: SIMBAD . Center de Données astronomiques de Strasbourg , accessed on November 10, 2018 .
- ↑ Velocities of 43 nearby L dwarfs (Seifahrt +, 2010)