LP 991-84
| 观测资料 历元 | |
|---|---|
| 星座 | 凤凰座 |
| 星官 | |
| 赤经 | 16h 57m 6.252s |
| 赤纬 | -4° 21′ 2.338″ |
| 视星等（V） | 14.4 |
| 特性 | |
| 演化阶段 | 主序星 |
| 光谱分类 | M4.5V |
| 天体测定 | |
| 视差 (π) | 114.604 ± 0.27 mas |
| 距离 | 28.46 ± 0.07 ly (8.73 ± 0.02 pc) |
| 绝对星等 (MV) | 14.7 |
| 详细资料 | |
| LP 991-84 | |
| 质量 | 0.18 M☉ |
| 半径 | 0.22 R☉ |
| 温度 | 4500 K |
| 其他命名 | |
| 参考数据库 | |
| SIMBAD | 资料 |
参考
- ^ Reylé, C.; Jardine, K.; Fouqué, P.; Caballero, J. A.; Smart, R. L.; Sozzetti, A. The 10 parsec sample in the Gaia era.. 天文与天体物理学报. 2022, 650: 14. Bibcode:2021A&A...650A.201R. S2CID 233476431. arXiv:2104.14972
. doi:10.1051/0004-6361/202140985.
- ^ MEDINA A.A.; WINTERS J.G.; IRWIN J.M.; CHARBONNEAU D. Flare rates, rotation periods, and spectroscopic activity indicators of a volume-complete sample of mid- to late-M dwarfs within 15 pc.. 天文期刊. 2021, 905 (2): 14. Bibcode:2020ApJ...905..107M. S2CID 225103187. arXiv:2010.15635 . doi:10.3847/1538-4357/abc686.
- ^ NEWTON E.R.; MONDRIK N.; IRWIN J.; WINTERS J.G.; CHARBONNEAU D. New rotation period measurements for M dwarfs in the southern hemisphere: an abundance of slowly rotating, fully convective stars.. 天文期刊. 2018, 156 (5): 11. Bibcode:2018AJ....156..217N. S2CID 119209638. arXiv:1807.09365 . doi:10.3847/1538-3881/aad73b.
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