UGPS J0521+3640
UGPS J0521+3640是一顆位於御夫座的光譜分類為T8.5棕矮星。[1]
| 觀測資料 曆元 2007.82 | |
|---|---|
| 星座 | 御夫座 |
| 星官 | |
| 赤經 | 05h 21m 27.27s |
| 赤緯 | +36° 40′ 48.6″ |
| 視星等（V） | |
| 特性 | |
| 光谱分类 | T8.5 |
| 视星等 (J (UKIDSS filter system)) | 16.94 ± 0.02 |
| 视星等 (H (UKIDSS filter system)) | 17.28 ± 0.04 |
| 视星等 (K (UKIDSS filter system)) | 17.32 ± 0.09 |
| 天体测定 | |
| 自行 (μ) | 赤经：513 mas/yr 赤纬：−1507 mas/yr |
| 距离 | 26.7+3.9 −3.3 ly (8.2+1.2 −1.0 pc) |
| 詳細資料 | |
| 表面重力 (log g) | 4.5–5.0 |
| 溫度 | 600–650 K |
| 參考資料庫 | |
| SIMBAD | 资料 |
參考資料
- Burningham, Ben; Lucas; Leggett; Smart; Baker; Pinfield; Tinney; Homeier; Allard; Zhang; Gomes; Day-Jones; Jones; Kovacs; Lodieu; Marocco; Murray; Sipocz. . Monthly Notices of the Royal Astronomical Society: Letters. 2011, 414 (1): L90–L94. Bibcode:2011MNRAS.414L..90B. S2CID 18008503. arXiv:1104.1526
. doi:10.1111/j.1745-3933.2011.01062.x.
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