2MASS J12095613−1004008
2MASS J12095613−1004008 | |
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Observation dates equinox : J2000.0 , epoch : J2000.0 |
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Constellation | Virgo |
Right ascension | 12 h 09 m 56.1 s |
declination | −10 ° 04 ′ 01 ″ |
Apparent brightness (J-band, common) | 15.6 mag |
Spectral class | A: T2.0 ± 0.5 B: T7.5 ± 0.5 |
Astrometry | |
parallax | 47 ± 11 mas |
distance | about 20 pc |
Individual data | |
Apparent brightness (J-band) | A: 15.80 ± 0.05 mag B: 17.27 ± 0.17 mag |
2MASS J12095613−1004008 , 2MASS J1209-1004 for short , is a double system of two T-dwarfs in the constellation Virgo . The components are angularly spaced 0 ″, 14.
literature
- Burgasser, Adam J .; et al .: The 2MASS Wide-Field T Dwarf Search. III. Seven New T Dwarfs and Other Cool Dwarf Discoveries . In: The Astronomical Journal, Volume 127, 2004, Number 5, pp. 2856-2870. bibcode : 2004AJ .... 127.2856B (English)