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astro-ph.SR2025★ 2 cited
Long-period double-lined eclipsing binaries: the system V454 Aur with the secondary eclipse caused by the occultation of the hotter component
Kniazev Alexei, Malkov Oleg, Gorda Stanislav +2
We present the results of our study of the long-period eclipsing binary star \Aur. The results are based on spectroscopic data obtained with the UFES échelle spectrograph and photo…
astro-ph.SR2020★ 14 cited
Long-period eclipsing binaries: towards the true mass-luminosity relation. I. The test sample, observations and data analysis
Alexei Yu. Kniazev, Oleg Yu. Malkov, Ivan Yu. Katkov +1
The mass-luminosity relation is a fundamental law of astrophysics. We have suggested that the currently used mass-luminosity relation is not correct for the M/M_sun > 2.7 range of…