Absolute physical parameters of three poorly studied detached eclipsing binaries

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 by using Wilson-Devinney (WD) code, and the absolute physical an...

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Veröffentlicht in:arXiv.org 2020-07
Hauptverfasser: Yang, D. -Y, Li, L. -F, Han, Q. -W
Format: Artikel
Sprache:eng
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Zusammenfassung: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 by 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 \(M_1 = 1.088 \pm 0.016\) and \(M_2 = 0.883 \pm 0.016\ M_{\odot}\); and those of ASAS J011416+0426.4 were determined to be \(M_1 = 0.934 \pm 0.046\) and \(M_2 = 0.754 \pm 0.043 M_{\odot}\); those of MW Aur were derived to be \(M_1 = 2.052 \pm 0.196\) and \(M_2 = 1.939 \pm 0.193\ M_{\odot}\). At last, the evolutionary status of these detached binaries was discussed based on their absolute parameters and the theoretical stellar models. Keywords: Stars: binaries: eclipsing \(-\) stars: fundamental parameters\(-\) stars: evolution \(-\) stars: individual: ASASSN-V J063123.82+192341.9, ASAS J011416+0426.4 and MW Aur
ISSN:2331-8422
DOI:10.48550/arxiv.2007.12383