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Astroseismology in eclipsing binaries with Delta ($\delta$) Scuti components offers a powerful means to derive stellar parameters and probe internal structures. To enable accurate frequency analysis, binary characteristics must be…

Solar and Stellar Astrophysics · Physics 2025-04-02 J. A. D. M. Dharmathilaka , J. Adassuriya , K. P. S. C. Jayaratne , Jordi L. Gutierrez

In this paper, we present a detailed analysis of the light variation of KIC 5623923 using high-precision time-series data from the $Kepler$ mission. The analysis reveals this target is an eclipsing binary system with $\delta$ Scuti type…

Solar and Stellar Astrophysics · Physics 2025-11-26 Tao-Zhi Yang , Zhao-Yu Zuo , Shi-ping Guo , Xu Ding , Hao-zhi Wang , Shahidin Yaqup , Ali Esamdin

In this paper, we analyze the light variation of KIC 8840638 using high-precision time-series data from $Kepler$ mission. The analysis reveals this target is a new Algol-type eclipsing binary system with a $\delta$ Scuti component, not a…

Solar and Stellar Astrophysics · Physics 2021-01-15 Tao-Zhi Yang , Zhao-Yu Zuo , Jun-Hui Liu , Xiao-Ya Sun

This work includes a comprehensive analysis of the Kepler detached eclipsing binary system KIC 6629588 that aims to the detailed study of the oscillation properties of its pulsating component. Ground-based spectroscopic observations were…

Solar and Stellar Astrophysics · Physics 2024-06-19 Alexios Liakos

We present a comprehensive study of the eclipsing binary system KIC 10661783. The analysis of the whole Kepler light curve, corrected for the binary effects, reveals a rich oscillation spectrum with 590 significant frequency peaks, 207 of…

Solar and Stellar Astrophysics · Physics 2021-06-08 A. Miszuda , W. Szewczuk , J. Daszyńska-Daszkiewicz

The present work contains light curve, spectroscopic and asteroseismic analyses for KIC 04851217 and KIC 10686876. These systems are detached eclipsing binaries hosting a pulsating component of delta Scuti type and have been observed with…

Solar and Stellar Astrophysics · Physics 2020-10-14 Alexios Liakos

The analysis of eclipsing binaries containing non-radial pulsators allows: i) to combine two different and independent sources of information on the internal structure and evolutionary status of the components, and ii) to study the effects…

Solar and Stellar Astrophysics · Physics 2015-06-18 C. Maceroni , H. Lehmann , R. da Silva , J. Montalbán , C. -U. Lee , H. Ak , R. Deshpande , K. Yakut , J. Debosscher , Z. Guo , S. -L. Kim , J. W. Lee , J. Southworth

The present work concerns the Asteroseismology of the Kepler detached eclipsing binary KIC 8504570. Particularly, it focuses on the pulsational behaviour of the oscillating component of this system and the estimation of its physical…

Solar and Stellar Astrophysics · Physics 2020-10-21 Alexios Liakos , Panagiotis Niarchos

KIC 9851944 is a short period ($P=2.16$ days) eclipsing binary in the {\it Kepler} field of view. By combining the analysis of {\it Kepler} photometry and phase resolved spectra from Kitt Peak National Observatory and Lowell Observatory, we…

Solar and Stellar Astrophysics · Physics 2016-07-27 Zhao Guo , Douglas R. Gies , Rachel A. Matson , Antonio García Hernández

KIC~8262223 is an eclipsing binary with a short orbital period ($P=1.61$ d). The {\it Kepler} light curves are of Algol-type and display deep and partial eclipses, ellipsoidal variations, and pulsations of Delta Scuti type. We analyzed the…

Solar and Stellar Astrophysics · Physics 2017-03-15 Zhao Guo , Douglas R. Gies , Rachel A. Matson , Antonio García Hernández , Zhanwen Han , Xuefei Chen

Stellar theory enables us to understand the properties of stars at different stages of their evolution, and contributes to other fields of astrophysics such as galactic and exoplanet studies. Assessing the accuracy of stellar theories…

Solar and Stellar Astrophysics · Physics 2024-08-07 Z. Jennings , J. Southworth , S. A. Rappaport , T. Borkovits , G. Handler , D. W. Kurtz

KIC 10661783 is an eclipsing binary that shows Delta Sct-like oscillations. More than 60 pulsation frequencies have been detected in its light curve as observed by the Kepler satellite. We want to determine the fundamental stellar and…

Solar and Stellar Astrophysics · Physics 2013-08-20 H. Lehmann , J. Southworth , A. Tkachenko , K. Pavlovski

This paper reports on the discovery that an eclipsing binary system, EPIC 202843107 , has a {\delta} Scuti variable component. The phased light curve from Kepler space telescope presents a detached configuration. The binary modelling…

Solar and Stellar Astrophysics · Physics 2019-09-04 Jian-Wen Ou , Ming Yang , Ji-Lin Zhou

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

We present a photometric, spectroscopic, asteroseismic, and evolutionary analysis of the Algol-type eclipsing binary KIC 12268220. We find the O'Connell effect and anticorrelated eclipse timing variations in the Kepler light curve,…

Solar and Stellar Astrophysics · Physics 2020-08-12 Kaiming Cui , Zhao Guo , Qing Gao , Juanjuan Ren , Junbo Zhang , Yutao Zhou , Jifeng Liu

There is a well-known stellar parameter discrepancy for late K and M dwarfs, in that the observed radii and temperatures are often respectively larger and cooler than predicted by theory by several percent. In an on-going effort to…

We present Kepler satellite photometry of KIC 10661783, a short-period binary star system which shows total eclipses and multi-periodic delta Scuti pulsations. A frequency analysis of the eclipse-subtracted light curve reveals at least 68…

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

Theories of stellar convective core overshoot can be examined through analysis of pulsating stars. Better accuracy can be achieved by obtaining external constraints such as those provided by observing pulsating stars in eclipsing binary…

Solar and Stellar Astrophysics · Physics 2022-02-16 Padraic Odesse , Catherine Lovekin

Eclipsing binary systems with pulsating components allow the determination of several physical parameters of the stars, such as mass and radius, that, when combined with the pulsation properties, can be used to constrain the modeling of…

Solar and Stellar Astrophysics · Physics 2014-05-08 Ronaldo da Silva , Carla Maceroni , Davide Gandolfi , Holger Lehmann , Artie P. Hatzes
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