2MASS J00361617 + 1821104
|
L-dwarf 2MASS J00361617 + 1821104 |
|||||
|---|---|---|---|---|---|
| AladinLite | |||||
|
Observation dates equinox : J2000.0 , epoch : J2000.0 |
|||||
| Constellation | fishes | ||||
| Right ascension | 00 h 36 m 16.11 s | ||||
| declination | + 18 ° 21 ′ 10.3 ″ | ||||
| Typing | |||||
|
rel. Brightness (G-band) |
(17.52 ± 0.01) mag | ||||
| rel. Brightness (J-band) |
(12.47 ± 0.02) mag | ||||
| R − I index | (2.4) | ||||
| Spectral class | L3.5 | ||||
| Astrometry | |||||
| Radial velocity | (19.02 ± 0.15) km / s | ||||
| parallax | (114.42 ± 0.21) mas | ||||
| distance | (28.49 ± 0.05) ly (8.74 ± 0.02) pc |
||||
| Proper movement | |||||
| Rec. Share: | (901.56 ± 0.36) mas / a | ||||
| Dec. portion: | (124.02 ± 0.21) mas / a | ||||
| Physical Properties | |||||
| Dimensions | (0.06) M ☉ | ||||
| radius | (0.10) R ☉ | ||||
| Luminosity |
(1.17 ± 0.03) × 10 −4 L ☉ |
||||
| Effective temperature | (1869 ± 64) K. | ||||
|
Other names and catalog entries |
|||||
|
|||||
2MASS J00361617 + 1821104 is an ultra-cool dwarf in the constellation Pisces . It was published in 2000 by I. Neill Reid et al. discovered.
2MASS J00361617 + 1821104 belongs to the spectral class L3.5. Its position shifts by 0.9 arc seconds annually due to its own motion . The object has about 66 Jupiter masses and is probably too light for hydrogen fusion , which would make it a brown dwarf .
Web links
- Entry at DwarfArchives.org (English)
- Reid, I. Neill; et al .: Four Nearby L Dwarfs . In: The Astronomical Journal, 2000, Volume 119, Number 1, pp. 369-377. bibcode : 2000AJ .... 119..369R (English)
Individual evidence
- ↑ a b c d e f g h LSPM J0036 + 1821. In: SIMBAD . Center de Données astronomiques de Strasbourg , accessed on October 11, 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 .