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Rapid orbital precession of the eclipsing binary HS Hydrae

Published online by Cambridge University Press:  16 August 2023

A. M. Matekov
Affiliation:
Ulugh Beg Astronomical Institute of the Uzbekistan Academy of Science, 33 Astronomicheskaya, Tashkent 100052, Uzbekistan University of the Chinese Academy of Sciences, Yuquan Road 19, Sijingshang Block, Beijing 100049, P.R. China
A. S. Hojaev
Affiliation:
Ulugh Beg Astronomical Institute of the Uzbekistan Academy of Science, 33 Astronomicheskaya, Tashkent 100052, Uzbekistan
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Abstract

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We investigated the evolution of HS Hya system’s inclination based on analysis of its light curves in the period 1964–2021. HS Hya is EA type eclipsing binary star, belonging to separate group with changing orbital inclination. We used our recent observations as well as the data from sky surveys.

Type
Contributed Paper
Copyright
© The Author(s), 2023. Published by Cambridge University Press on behalf of International Astronomical Union

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