2MASS J15065441 + 1321060
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L-dwarf 2MASS J15065441 + 1321060 |
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| AladinLite | |||||
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Observation dates equinox : J2000.0 , epoch : J2000.0 |
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| Constellation | Bear keeper | ||||
| Right ascension | 15 h 06 m 54.33 s | ||||
| declination | + 13 ° 21 ′ 6 ″ | ||||
| Typing | |||||
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rel. Brightness (G-band) |
(18.37 ± 0.01) mag | ||||
| rel. Brightness (J-band) |
(13.37 ± 0.02) mag | ||||
| Spectral class | L3 | ||||
| Astrometry | |||||
| Radial velocity | (−0.68 ± 0.11) km / s | ||||
| parallax | (85.58 ± 0.29) mas | ||||
| distance | (38.09 ± 0.13) ly (11.68 ± 0.04) pc |
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| Proper movement | |||||
| Rec. Share: | (−1071.04 ± 0.45) mas / a | ||||
| Dec. portion: | (−11.95 ± 0.44) mas / a | ||||
| Physical Properties | |||||
| Dimensions | (0.07 ± 0.01) M ☉ | ||||
| radius | (0.10) R ☉ | ||||
| Luminosity |
(1.58 ± 0.11) × 10 −4 L ☉ |
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| Effective temperature | (2004 ± 75) K. | ||||
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Other names and catalog entries |
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2MASS J15065441 + 1321060 is an ultra-cool dwarf in the Bear Guardian constellation . It was published in 2000 by John E. Gizis et al. discovered. It belongs to the spectral class L3.
Web links
- Entry at DwarfArchives.org (English)
- Discovery paper: bibcode : 2000AJ .... 120.1085G (English)
Individual evidence
- ↑ a b c d e f g 2MASSI J1506544 + 132106. In: SIMBAD . Center de Données astronomiques de Strasbourg , accessed October 12, 2019 .
- ↑ a b c d Joseph C. Filippazzo, Emily L. Rice, Jacqueline Faherty, Kelle L. Cruz, Mollie M. Van Gordon, Dagny L. Looper: Fundamental Parameters and Spectral Energy Distributions of Young and Field Age Objects with Masses Spanning the Stellar to Planetary Regime . In: The Astrophysical Journal . 810, No. 2, 2015, p. 158. arxiv : 1508.01767 . doi : 10.1088 / 0004-637X / 810/2/158 .