2MASS 0532+8246

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2MASS 0532+8246
Observation data
Epoch J2000.0
Constellation
(pronunciation)		 Gemini
Right ascension 05h 32m 53.46s
Declination +82° 46′ 46.5″
Distance (32.616 - 97.8) ly
((~10 – 30) pc)
Spectral type sdL8
Other designations
2MASS J05325346+8246465

2MASS 0532+8246 (full designation 2MASS J05325346+8246465) is possibly the first halo brown dwarf and the first substellar subdwarf.

  • Mass: 0.077 – 0.085 MSun
  • Age: 10 – 15 Ga
  • Metalicity Z: 0.1 – 0.01 ZSun

[edit] References

  • The First Substellar Subdwarf? Discovery of a Metal-Poor L Dwarf with Halo Kinematics, Adam J. Burgasser, et al. 2003 [1]
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