2MASS J05325346 + 8246465
| 2MASS J05325346 + 8246465 | |
|---|---|
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Observation dates equinox : J2000.0 , epoch : J2000.0 |
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| Constellation | giraffe |
| Right ascension | 05 h 32 m 53.5 s |
| declination | + 82 ° 46 ′ 46.5 ″ |
| Apparent brightness (J-band) | (15.18 ± 0.06) mag |
| Astrometry | |
| Radial velocity | (−195 ± 11) km / s |
| parallax | approx. 40 mas |
| distance | about 25 pc |
| Proper movement : | |
| Relative self-movement | (2.6241 ± 0.0018) arcsec / a |
| Position angle | 128.91 ° ± 0.02 ° |
| Physical Properties | |
| Effective temperature | approx. (1730 ± 90) K. |
| Catalog entries | |
| 2MASSI J05325346 + 8246465 | |
2MASS J05325346 + 8246465 , also referred to as 2MASS 0532 + 8246 for short , is a possible L-subdwarf in the constellation Giraffe . Model calculations give strong indications that it is a substellar object immediately below the mass limit for hydrogen burning.
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- SIMBAD side to 2MASS J05325346 + 8246465
- Burgasser et al .: Parallax and Luminosity Measurements of an L Subdwarf ; in: The Astrophysical Journal, Vol. 672, No. 2, pp. 1159ff. (2008), bibcode : 2008ApJ ... 672.1159B
- Schilbach et al .: Trigonometric parallaxes of ten ultracool subdwarfs ; in: Astronomy and Astrophysics, Vol. 493, No. 2, pp. L27-L30 (2009), bibcode : 2009A & A ... 493L..27S