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Absolute physical parameters of three poorly studied detached eclipsing binaries
Research in Astronomy and Astrophysics ( IF 1.8 ) Pub Date : 2021-02-02 , DOI: 10.1088/1674-4527/21/1/22
Dao-Ye Yang 1, 2, 3 , Li-Fang Li 1, 2, 4, 5 , Quan-Wang Han 6
Affiliation  

The photometric and spectroscopic data for three double-lined detached eclipsing binaries were collected from the photometric and spectral surveys. The light and radial velocity curves of each binary system were simultaneously analyzed using Wilson-Devinney (WD) code, and the absolute physical and orbital parameters of these binaries were derived. The masses of both components of ASASSN-V J063123.82+192341.9 were found to be M 1 = 1.088 0.016 and M 2 = 0.883 0.016 M ; those of ASAS J011416+0426.4 were determined to be M 1 = 0.934 0.046 and M 2 = 0.754 0.043 M ; and those of MW Aur were derived to be M 1 = 2.052 0.196 and M 2 = 1.939 0.193 M . Finally, the evolutionary status of these detached binaries was discussed based on their absolute parameters and the theoretical stellar models.



中文翻译:

三个研究不足的分离食双星的绝对物理参数

从光度和光谱调查中收集了三个双线分离食双星的光度和光谱数据。使用Wilson-Devinney(WD)代码同时分析每个双星系统的光速和径向速度曲线,并推导出这些双星的绝对物理和轨道参数。ASASSN-V J063123.82 +192341.9 两个组分的质量分别为M 1 = 1.088 0.016 和M 2 = 0.883 0.016 M⊙ASAS J011416+ 0426.4确定为M 1 = 0.934 0.046 和M 2 = 0.754 0.043 M⊙;和 MW Aur 的那些被推导出为 M 1 = 2.052 0.196 和M 2 = 1.939 0.193 M⊙ 。最后,基于它们的绝对参数和理论恒星模型讨论了这些分离双星的演化状态。

更新日期:2021-02-02
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