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Related papers: Double riches: asteroseismology in eclipsing binar…

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In this review, we describe the physical processes driving the dynamical evolution of binary stars, namely the circularization of the orbit and the synchronization of their spin and orbital rotation. We also discuss the possible role of the…

Astrophysics · Physics 2007-05-23 Michel Rieutord

Binaries play key roles in determining stellar parameters and exploring stellar evolution models. We build a catalog of 88 eclipsing binaries with spectroscopic information, taking advantage of observations from both the Large Sky Area…

Solar and Stellar Astrophysics · Physics 2020-08-19 Fan Yang , Richard J. Long , Su-Su Shan , Bo Zhang , Rui Guo , Yu Bai , ZhongRui Bai , KaiMing Cui , Song Wang , Ji-Feng Liu

One of the most efficient and reliable observational technique allowing to probe the internal structure of a star is the determination of the apsidal motion in close eccentric binaries. This secular precession of the binary orbit's major…

Solar and Stellar Astrophysics · Physics 2025-11-04 Sophie Rosu

Oscillations detected on the solar surface provide a unique possibility for investigations of the interior properties of a star. Through major observational efforts, including extensive observations from space, as well as development of…

Astrophysics · Physics 2008-11-26 J. Christensen-Dalsgaard

The precise measurement of the masses and radii of stars in eclipsing binary systems provides a window into uncertain processes in stellar evolution, especially mixing at convective boundaries. Recently, these data have been used to…

Solar and Stellar Astrophysics · Physics 2018-10-31 Thomas Constantino , Isabelle Baraffe

With the increasing quality of asteroseismic observations it is important to minimize the random and systematic errors in mode parameter estimates. To this end it is important to understand how the oscillations relate to the directly…

Solar and Stellar Astrophysics · Physics 2015-06-17 Jesper Schou

We present new simulations investigating the impact of mass transfer on the asteroseismic signals of slowly pulsating B stars. We use MESA to simulate the evolution of a binary star system and GYRE to compute the asteroseismic properties of…

Solar and Stellar Astrophysics · Physics 2024-07-17 Tom Wagg , Cole Johnston , Earl P. Bellinger , Mathieu Renzo , Richard Townsend , Selma E. de Mink

Eclipsing Binaries (EBs) are known to be the source of most accurate stellar parameters, which are important for testing theories of stellar evolution. With improved quality and quantity of observations using space telescopes like {\it…

Solar and Stellar Astrophysics · Physics 2021-02-10 J. Korth , A. Moharana , M. Pešta , D. R. Czavalinga , K. E. Conroy

Pulsating stars in eclipsing binaries are very important to understand stellar interior structures through astroseismology because their absolute parameters such as the masses and radii can be determined in high precision based on…

Solar and Stellar Astrophysics · Physics 2024-12-02 Xiang-Dong Shi , Sheng-Bang Qian , Lin-Jia Li

Recent progress in the studies of pulsating variable stars is summarized from an observational point of view. A number of unexpected phenomena have been revealed in the case of pulsators in the classical instability strip. These discoveries…

Solar and Stellar Astrophysics · Physics 2019-06-11 L. Szabados

This paper reviews methods which can be used to detect binaries involving low- and intermediate-mass stars, with special emphasis on evolved systems. Besides the traditional methods involving radial-velocity or photometric monitoring, the…

Astrophysics · Physics 2009-06-23 A. Jorissen , A. Frankowski

Asteroseismology and spectropolarimetry have allowed us to progress significantly in our understanding of the physics of hot stars over the last decade. It is now possible to combine these two techniques to learn even more information about…

Solar and Stellar Astrophysics · Physics 2015-06-22 Coralie Neiner , Maryline Briquet , Stéphane Mathis , Pieter Degroote

Light curves of oscillating stars provide valuable insights into the stellar interiors. When oscillations from a pair of stars are captured within a single photometric aperture, they can be considered as potential asteroseismic binaries…

Solar and Stellar Astrophysics · Physics 2026-04-28 Jeong Yun Choi , Francisca Espinoza-Rojas , Saskia Hekker

We have determined the apsidal motion rate of 27 double-lined eclipsing binaries with precise physical parameters. The obtained values, corrected for their relativistic contribution, yield precise empirical parameters of the internal…

Solar and Stellar Astrophysics · Physics 2021-10-13 A. Claret , A. Giménez , D. Baroch , I. Ribas , J. C. Morales , G. Anglada-Escudé

We study binary stars moving through a uniform dark matter background and experiencing dynamical friction. The centre-of-mass motion of the pairs is taken into account. We derive formulas and timescales for the secular evolution of the…

Astrophysics of Galaxies · Physics 2026-02-25 Nicolas Esser

The history of stellar seismology suggests that observation and theory often take turns advancing our understanding. The recent tripling of the sample of pulsating white dwarfs generated by the Sloan Digital Sky Survey represents a giant…

Astrophysics · Physics 2009-11-11 Travis S. Metcalfe

Since few decades, asteroseismology, the study of stellar oscillations, enables us to probe the interiors of stars with great precision. It allows stringent tests of stellar models and can provide accurate radii, masses and ages for…

Solar and Stellar Astrophysics · Physics 2015-06-03 O. Benomar , T. R. Bedding , D. Stello , S. Deheuvels , T. R. White , J. Christensen-Dalsgaard

We have compiled a catalogue of eclipsing variable stars, the largest catalogue, containing classified eclipsing binaries. A procedure for the classification of eclipsing binaries, based on the catalogued data, is also developed. It was…

Solar and Stellar Astrophysics · Physics 2013-06-20 Oleg Malkov , Ekaterina Avvakumova

All fundamental physical principles are confirmed by numerous experiments and practical certainty and have unambiguous interpretation. But physics of stars is based on few measured effects only. It gives some freedom for figments of the…

Astrophysics · Physics 2007-05-23 B. V. Vasiliev

Spotted stars in eclipsing binary systems allow us to gather significant information about the stellar surface inhomogeneities that is otherwise impossible from only photometric data. Starspots can be scanned using the eclipse (or transit)…