A new photometric and dynamical study of the eclipsing binary star HW Virginis

ABSTRACT A growing number of eclipsing binary systems of the ‘HW Virginis’ (HW Vir) kind (i.e. composed by a subdwarf-B/O primary star and an M dwarf secondary) show variations in their orbital period, also called eclipse time variations (ETVs). Their physical origin is not yet known with certainty:...

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Published in:Monthly notices of the Royal Astronomical Society 2021-09, Vol.506 (2), p.2122-2135
Main Authors: Brown-Sevilla, S B, Nascimbeni, V, Borsato, L, Tartaglia, L, Nardiello, D, Granata, V, Libralato, M, Damasso, M, Piotto, G, Pollacco, D, West, R G, Colombo, L S, Cunial, A, Piazza, G, Scaggiante, F
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Language:English
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Sciences of the Universe
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