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CCD observations of 68 eclipsing binary systems, candidates for containing {\delta} Scuti components, were obtained. Their light curves are analysed using the PERIOD04 software for possible pulsational behaviour. For the systems QY Aql, CZ…

Solar and Stellar Astrophysics · Physics 2014-04-11 Alexios Liakos , Panagiotis Niarchos , Esin Soydugan , Petr Zasche

We present the search for eclipsing binaries with a pulsating component in the first catalogue of optically variable sources observed by OMC/INTEGRAL, which contains photometric data for more than 1000 eclipsing binaries. Five objects were…

As a result of the search among about 11 000 stars from the public ASAS-3 database, we report detection of pulsating components in eleven eclipsing binaries. In particular, we have found three classical Algols, MX Pav, IZ Tel, and VY Mic,…

Astrophysics · Physics 2007-05-23 A. Pigulski , G. Michalska

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

Context. This research paper contains light curve modelling, spectroscopy and detailed asteroseismic studies for four out of five in total semidetached eclipsing binaries with a delta Scuti component, that have been detected to date through…

Solar and Stellar Astrophysics · Physics 2017-11-22 Alexios Liakos

Eclipsing double-lined spectroscopic binaries hosting $\delta$ Scuti-type pulsators offer a unique laboratory for simultaneously constraining stellar geometry and interior structure. In this study, we present a comprehensive analysis of…

Solar and Stellar Astrophysics · Physics 2026-01-28 T. B. Pawar , A. Miszuda , K. G. Hełminiak , F. Marcadon , A. Moharana , G. Pawar , M. Konacki

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

We have explored a sample of suspected A-type binaries in a systematic way, both spectroscopically and photometrically. Due to their location in the H-R diagram, indications of pulsation and/or chemical peculiarities among these suspected…

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

We report the discovery of the first high-amplitude delta Scuti star in an eclipsing binary, which we have designated UNSW-V-500. The system is an Algol-type semi-detached eclipsing binary of maximum brightness V = 12.52 mag. A best-fitting…

We present new photometric and spectroscopic observations and analyses for the eclipsing binary systems V1241 Tau and GQ Dra. Our photometric light and radial velocity curves analyses combining with the TESS light curves show that both are…

Solar and Stellar Astrophysics · Physics 2021-02-17 B. Ulas , K. Gazeas , A. Liakos , C. Ulusoy , I. Stateva , N. Erkan , M. Napetova , I. Kh. Iliev

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

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 the results of a multi-site photometric campaign carried out in 2004-2008 for the Algol-type eclipsing binary system CT Her, the primary component of which shows Delta Scuti-type oscillations. Our data consist of differential…

EL CVn-type eclipsing binaries are composed of a massive A-type main-sequence primary star and a hotter B-type secondary star. This paper presents the time-series photometric and asteroseismic results of the EL CVn-type star 1SWASP…

Solar and Stellar Astrophysics · Physics 2021-11-03 Seung-Lee Kim , Jae Woo Lee , Chung-Uk Lee , Yongseok Lee , Dong-Joo Lee , Kyeongsoo Hong , Sang-Mok Cha , Dong-Jin Kim , Byeong-Gon Park

We present the preliminary results of the study of an interesting target in the first CoRoT exo-planet field (IRa1): CoRoT 102918586. Its light curve presents additional variability on the top of the eclipses, whose pattern suggests multi-…

Solar and Stellar Astrophysics · Physics 2010-04-12 C. Maceroni , D. Cardini , C. Damiani , D. Gandolfi , J. Debosscher , A. Hatzes , E. W. Guenther , C. Aerts

We report the discovery of CoRoT 102980178 (R.A.= 06:50:12.10, Dec.= -02:41:21.8, J2000) an Algol-type eclipsing binary system with a pulsating component (oEA). It was identified using a publicly available 55 day long monochromatic…

Solar and Stellar Astrophysics · Physics 2015-05-19 K. Sokolovsky , C. Maceroni , M. Hareter , C. Damiani , L. Balaguer-Nunez , I. Ribas

Measuring phase modulation in pulsating stars has proved to be a highly successful way of finding binary systems. The class of pulsating main-sequence A and F variables known as delta Scuti stars are particularly good targets for this, and…

Solar and Stellar Astrophysics · Physics 2020-03-11 Simon J. Murphy , Nicholas H. Barbara , Daniel Hey , Timothy R. Bedding , Ben D. Fulcher

Pulsating detached eclipsing binary systems are crucial for studying the internal structure of oscillating stars. These systems are advantageous because binary effects on pulsations are minimal, allowing for more accurate determinations of…

Solar and Stellar Astrophysics · Physics 2025-08-21 Filiz Kahraman Aliçavuş , Fahri Aliçavuş , Zeynep Çelik Orhan , Eda Çelik , Giovanni Catanzaro , Marina Giarrusso

Existence of pulsating stars in eclipsing binaries has been known for decades. These types of objects are extremely valuable systems for astronomical studies as they exhibit both eclipsing and pulsation variations. The eclipsing binaries…

Solar and Stellar Astrophysics · Physics 2022-07-27 F. Kahraman Alicavus , D. Gumus , O. Kirmizitas , O. Ekinci , S. Cavus , Y. T. Kaya , F. Alicavus
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