2MASS J15031961+2525196
T-type brown dwarf in the constellation Boötes / From Wikipedia, the free encyclopedia
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2MASS J15031961+2525196 (2MASS 1503+2525) is a nearby brown dwarf of spectral type T5.5,[5] located in the constellation of Boötes at approximately 20.7 light-years from Earth.[6]
Quick Facts Constellation, Right ascension ...
The brown dwarf 2MASS 1503+2525 is marked with a white arrow. The image also shows the star EX Boötis and a galaxy group. Credit: legacy surveys | |
Observation data Epoch J2000[1] Equinox J2000[1] | |
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Constellation | Boötes |
Right ascension | 15h 03m 19.613s[1] |
Declination | 25° 25′ 19.68″[1] |
Characteristics | |
Spectral type | T5[2] |
Astrometry | |
Radial velocity (Rv) | 33±14[3] km/s |
Proper motion (μ) | RA: 87.414±0.613[4] mas/yr Dec.: 557.780±0.695[4] mas/yr |
Parallax (π) | 155.7758 ± 0.7557 mas[4] |
Distance | 20.9 ± 0.1 ly (6.42 ± 0.03 pc) |
Other designations | |
Database references | |
SIMBAD | data |
Location of 2MASS 1503+2525 in the constellation Boötes |
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