English
Related papers

Related papers: Asteroseismology of two Kepler detached eclipsing …

200 papers

We determined the orbits and stellar parameters of three eccentric eclipsing binaries by light curve solutions of their Kepler data. KIC 10992733 and KIC 5632781 undergo total eclipses while KIC 10026136 reveals partial eclipses. The…

Solar and Stellar Astrophysics · Physics 2017-07-26 Diana Kjurkchieva , Doroteya Vasileva

The presence of pulsating stars in eclipsing binary systems (EBs) makes these objects significant since they allow us to investigate the stellar interior structure and evolution. Different types of pulsating stars could be found in EBs such…

Solar and Stellar Astrophysics · Physics 2023-08-02 F. Kahraman Alicavus , G. C. Coban , E. Celik , D. S. Dogan , O. Ekinci , F. Alicavus

A field star, HD 61199 (V ~ 8), simultaneously observed with Procyon by the MOST (Microvariability & Oscillations of STars) satellite in continuous runs of 34, 17, and 34 days in 2004, 2005, and 2007, was found to pulsate in 11 frequencies…

Eclipsing binaries serve as a valuable source of stellar masses and radii that inform stellar evolutionary models and provide insight into additional astrophysical processes. The exquisite light curves generated by space-based missions such…

Solar and Stellar Astrophysics · Physics 2016-05-25 Rachel A. Matson , Douglas R. Gies , Zhao Guo , Jerome A. Orosz

The present paper focuses on the eclipsing binary KIC 8553788 which belongs to two different types of binary systems regarding its physical properties. In particular, it is one of the 71 oscillating stars of Algol type that have been…

Solar and Stellar Astrophysics · Physics 2018-09-05 Alexios Liakos

We present the ${\it Kepler}$ photometry of KIC 6048106 exhibiting O'Connell effect and multiperiodic pulsations. Including a starspot on either of the components, light-curve synthesis indicates that this system is a semi-detached Algol…

Solar and Stellar Astrophysics · Physics 2016-12-21 Jae Woo Lee

We present a new eclipsing binary (EB) showing multiperiodic oscillations using the first three sectors of {\it TESS} photometry. The eclipse and pulsation light curves of TIC 309658221 were modeled using an iterative method to obtain a…

Solar and Stellar Astrophysics · Physics 2019-05-15 Jae Woo Lee , Martti H. Kristiansen , Kyeongsoo Hong

We propose that KIC 1573174 is a quadruple-mode $\delta$ Scuti star with pulsation amplitudes between those of the HADS (high-amplitude Delta Scuti star) group and average low-amplitude pulsators. The radial modes detected in this star…

Solar and Stellar Astrophysics · Physics 2022-06-22 Chenglong Lv , Ali Esamdin , Javier Pascual-Granado , Taozhi Yang , Dongxiang Shen

The eclipsing delta-Scuti star HD 172189 is a probable member of the open cluster IC 4756 and a promising candidate target for the CoRoT mission. The detection of pulsation modes is the first step in the asteroseismological study of the…

Based on 2-minute cadence TESS data from sectors 1-50, we report the results of the systematic extraction of $\delta$ Scuti-type pulsations in the 6431 eclipsing binaries with orbital periods shorter than 13 days. A total number of 242…

Solar and Stellar Astrophysics · Physics 2022-11-11 Chen Xinghao , Ding Xu , Cheng Liantao , Zhang Xiaobin , Li Yan , Ji Kaifan , Xiong Jianping , Li Xuzhi , Luo Changqing

We measure the bulk system parameters of the seismically active, rapidly-rotating $\delta$-Scuti KOI-976 and constrain the orbit geometry of its transiting binary companion using a combined approach of asteroseismology and gravity-darkening…

Solar and Stellar Astrophysics · Physics 2019-08-07 John P. Ahlers , Jason W. Barnes , Samuel A. Myers

We announce the discovery of pulsations in HD 23642, the only bright eclipsing system in the Pleiades, based on light curves from the Transiting Exoplanet Survey Satellite (TESS). We measure 46 pulsation frequencies and attribute them to…

Solar and Stellar Astrophysics · Physics 2023-01-25 John Southworth , Simon J. Murphy , Kresimir Pavlovski

GK Dra is a detached eclipsing binary system containing two early-F stars, one evolved, in an orbit with a period of 9.974 d and a small eccentricity. Its eclipsing nature was discovered using Hipparcos data, and pulsations were found in…

Solar and Stellar Astrophysics · Physics 2024-01-25 John Southworth

Photometric data from the Transiting Exoplanet Survey Satellite (TESS) mission and radial velocities from the Gaia mission and ground-based observations were used to model the light curves and calculate the physical parameters of the…

Solar and Stellar Astrophysics · Physics 2025-08-13 Alexios Liakos

We determined the orbits and stellar parameters of three eccentric eclipsing binaries by light curve solutions of their Kepler data. KIC 8111622 and KIC 10518735 undergo total eclipses while KIC 8196180 reveals partial eclipses. The target…

Solar and Stellar Astrophysics · Physics 2018-01-31 Diana P. Kjurkchieva , Doroteya L. Vasileva

This work presents an extensive analysis of the properties of three southern semi-detached eclipsing binaries hosting a pulsating component, namely HM Pup, V632 Sco, and TT Vel. Systematic multi-filtered photometric observations were…

Solar and Stellar Astrophysics · Physics 2022-07-27 A. Liakos , D. J. W. Moriarty , M. G. Blackford , J. F. West , P. Evans , C. M. Moriarty , S. M. Sweet

Eclipsing systems are essential objects for understanding the properties of stars and stellar systems. Eclipsing systems with pulsating components are furthermore advantageous because they provide accurate constraints on the component…

Solar and Stellar Astrophysics · Physics 2021-05-11 Patricia Lampens

KIC 8569819 is an eclipsing binary star with an early F primary and G secondary in a 20.85-d eccentric orbit. The primary is a delta Sct - gamma Dor star pulsating in both p modes and g modes. Using 4 years of Kepler Mission photometric…

Solar and Stellar Astrophysics · Physics 2015-06-23 Donald W. Kurtz , Kelly M. Hambleton , Hiromoto Shibahashi , Simon J. Murphy , Andrej Prsa

We present the first evidence for the pulsations of primary components of four eclipsing binary systems. The TESS light curves of the targets are analyzed, the light and the absolute parameters are derived. Fourier analyses are applied to…

Solar and Stellar Astrophysics · Physics 2022-03-09 Burak Ulaş , Ceren Ulusoy , Naci Erkan , Mothusi Madiba , Mercy Matsete

Pulsating stars in binary systems are ideal laboratories to test stellar evolution and pulsation theory, since a direct, model-independent determination of component masses is possible. The high-precision CoRoT photometry allows a detailed…