格利泽299
格利泽299是一个位于巨蟹座的恒星系统，距离地球22光年。系统中包括一颗红矮星和一颗棕矮星。[4][5][6]
| 观测资料 历元 | |
|---|---|
| 星座 | 巨蟹座 |
| 星官 | |
| 赤经 | 8h 11m 58.733s |
| 赤纬 | +8° 45′ 1.445″ |
| 视星等（V） | 12.8 |
| 特性 | |
| 光谱分类 | M4.5Ve |
| 天体测定 | |
| 视差 (π) | 147.722 mas |
| 距离 | 22.079066083589 ly (6.7694723873221 pc) |
| 绝对星等 (MV) | 13.7 |
| 详细资料 | |
| 格利泽299 A | |
| 质量 | 0.18[1] M☉ |
| 半径 | 0.179[2] R☉ |
| 温度 | 3200[3] K |
| 格利泽299 B | |
| 质量 | 0.0286 M☉ |
| 其他命名 | |
| 参考资料库 | |
| SIMBAD | 资料 |
参考
- ^ Jenkins, J. S.; Ramsey, L. W.; Jones, H. R. A.; Pavlenko, Y.; Gallardo, J.; Barnes, J. R.; Pinfield, D. J. Rotational Velocities for M Dwarfs. The Astrophysical Journal. 2009, 704 (2): 975–988. Bibcode:2009ApJ...704..975J. S2CID 119203469. arXiv:0908.4092
. doi:10.1088/0004-637X/704/2/975.
- ^ Dittmann, Jason A.; Irwin, Jonathan M.; Charbonneau, David; Berta-Thompson, Zachory K. Trigonometric Parallaxes for 1507 Nearby Mid-to-late M Dwarfs. The Astrophysical Journal. 2014, 784 (2): 156. Bibcode:2014ApJ...784..156D. S2CID 18789867. arXiv:1312.3241 . doi:10.1088/0004-637X/784/2/156.
- ^ Lépine, Sébastien. A Spectroscopic Catalog of the Brightest (J < 9) M Dwarfs in the Northern Sky. The Astronomical Journal. 2013, 145 (4): 102. Bibcode:2013AJ....145..102L. S2CID 117144290. arXiv:1206.5991 . doi:10.1088/0004-6256/145/4/102.
- ^ Cutri, R. M.; et al. 2MASS All-Sky Catalog of Point Sources. VizieR On-line Data Catalog. 2003. Bibcode:2003yCat.2246....0C.
- ^ Wilson, Ralph Elmer. General catalogue of stellar radial velocities. Carnegie Institute Washington D.C. Publication. 1953. Bibcode:1953GCRV..C......0W.
- ^ Zacharias, N. The fourth US Naval Observatory CCD Astrograph Catalog (UCAC4). VizieR On-line Data Catalog. 2012. Bibcode:2012yCat.1322....0Z.
