格利泽1128
| 觀測資料 曆元 J2000.0 | |
|---|---|
| 星座 | 船底座 |
| 星官 | |
| 赤經 | 09h 42m 46.3420s[1] |
| 赤緯 | -68° 53′ 06.004″[1] |
| 視星等（V） | 12.78[2] |
| 特性 | |
| 光谱分类 | M4.0V[3] |
| 天体测定 | |
| 自行 (μ) | 赤经：−75.523[1] mas/yr 赤纬：1128.513[1] mas/yr |
| 视差 (π) | 153.7593 ± 0.0249[4] mas |
| 距离 | 21.212 ± 0.003 ly (6.504 ± 0.001 pc) |
| 绝对星等 (MV) | 13.715[2] |
| 詳細資料 | |
| 質量 | 0.175[5] M☉ |
| 半徑 | 0.190[2] R☉ |
| 表面重力 (log g) | 5.03[6] |
| 亮度 | 0.0043[6] L☉ |
| 溫度 | 3144[2] K |
| 金属量 [Fe/H] | 0.09[2] dex |
| 其他命名 | |
| 參考資料庫 | |
| SIMBAD | 资料 |
格利泽1128是一顆位於船底座光譜類型為M4.0V的紅矮星，距離地球21.2光年。它是離太陽較近的恆星之一。
物理特性[编辑]
格利泽1128是一個長期變星，5年恆星黑子週期與太陽週期相差不多。[10]
參考[编辑]
- ^ 1.0 1.1 1.2 1.3 Brown, A. G. A.; Vallenari, A.; Prusti, T.; de Bruijne, J. H. J.; et al. Gaia Data Release 2. Summary of the contents and survey properties. Astronomy & Astrophysics. 2018. Bibcode:2018A&A...616A...1G. arXiv:1804.09365
. doi:10.1051/0004-6361/201833051. VizieR中此天体在盖亚望远镜第二批数据发布的记录
- ^ 2.0 2.1 2.2 2.3 2.4 Houdebine, Éric R.; Mullan, D. J.; Doyle, J. G.; de la Vieuville, Geoffroy; Butler, C. J.; Paletou, F. The Mass-Activity Relationships in M and K Dwarfs. I. Stellar Parameters of Our Sample of M and K Dwarfs. The Astronomical Journal. 2019, 158 (2): 56. Bibcode:2019AJ....158...56H. S2CID 159041104. arXiv:1905.07921 . doi:10.3847/1538-3881/ab23fe.
- ^ Lurie, John C.; Henry, Todd J.; Jao, Wei-Chun; Quinn, Samuel N.; Winters, Jennifer G.; Ianna, Philip A.; Koerner, David W.; Riedel, Adric R.; Subasavage, John P. The Solar Neighborhood. XXXIV. a Search for Planets Orbiting Nearby M Dwarfs Using Astrometry. The Astronomical Journal. 2014, 148 (5): 91. Bibcode:2014AJ....148...91L. S2CID 118492541. arXiv:1407.4820 . doi:10.1088/0004-6256/148/5/91.
- ^ Brown, A. G. A.; et al. Gaia Early Data Release 3: Summary of the contents and survey properties. Astronomy & Astrophysics. 2021, 649: A1. Bibcode:2021A&A...649A...1G. S2CID 227254300. arXiv:2012.01533 . doi:10.1051/0004-6361/202039657 . 已忽略未知参数
|collaboration=(帮助) (勘误: doi:10.1051/0004-6361/202039657e). Gaia EDR3 record for this source at VizieR. - ^ Klüter, J.; Bastian, U.; Wambsganss, J. Expectations on mass determination using astrometric microlensing by Gaia. Astronomy and Astrophysics. 2020, 640: A83. Bibcode:2020A&A...640A..83K. S2CID 207847416. arXiv:1911.02584 . doi:10.1051/0004-6361/201937061.
- ^ 6.0 6.1 Stassun, Keivan G.; Oelkers, Ryan J.; Pepper, Joshua; Paegert, Martin; De Lee, Nathan; Torres, Guillermo; Latham, David W.; Charpinet, Stéphane; Dressing, Courtney D.; Huber, Daniel; Kane, Stephen R.; Lépine, Sébastien; Mann, Andrew; Muirhead, Philip S.; Rojas-Ayala, Bárbara; Silvotti, Roberto; Fleming, Scott W.; Levine, Al; Plavchan, Peter; the TESS Target Selection Working Group. The TESS Input Catalog and Candidate Target List. The Astronomical Journal. 2018, 156 (3): 102. Bibcode:2018AJ....156..102S. S2CID 73582386. arXiv:1706.00495 . doi:10.3847/1538-3881/aad050.
- ^ Gliese, W.; Jahreiß, H. GJ 1128. Preliminary Version of the Third Catalogue of Nearby Stars. 1991 [2023-03-22]. （原始内容存档于2016-03-04）.
- ^ Luyten, Willem Jacob. LHS 271. LHS Catalogue, 2nd Edition. 1979 [2023-03-22]. （原始内容存档于2016-03-04）.
- ^ Luyten, Willem Jacob. NLTT 22480. NLTT Catalogue. 1979 [2023-03-22]. （原始内容存档于2016-03-04）.
- ^ Henry, Todd J.; Jao, Wei-Chun; Winters, Jennifer G.; Dieterich, Sergio B.; Finch, Charlie T.; Ianna, Philip A.; Riedel, Adric R.; Silverstein, Michele L.; Subasavage, John P.; Vrijmoet, Eliot Halley. The Solar Neighborhood XLIV: RECONS Discoveries within 10 parsecs. The Astronomical Journal. 2018, 155 (6): 265. Bibcode:2018AJ....155..265H. S2CID 53983430. arXiv:1804.07377 . doi:10.3847/1538-3881/aac262.
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