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Two Ultralow-mass-ratio Binary Systems at Critical Evolutionary Stages

In this paper, we present photometric observations and period analysis of two totally eclipsing binaries with extremely low-amplitude light curves. Both binaries exhibit typical W Ursae Majoris-type light curves with total eclipses, allowing for the precise determination of the mass ratios. Light-cu...

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Autores principales: Di-Fu Guo, Kai Li, Fen Liu, Li-heng Wang, Huai-Zhen Li, Xu Chen, Xiang Gao
Formato: Artigo
Lenguaje:Inglês
Publicado: IOP Publishing 2025-01-01
Colección:The Astronomical Journal
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Acceso en línea:https://doi.org/10.3847/1538-3881/ade9c0
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