English
Related papers

Related papers: The eclipsing binary systems with $\delta$ Scuti c…

200 papers

The {\it Kepler} light curve of KIC 4739791 exhibits partial eclipses, inverse O'Connell effect, and multiperiodic pulsations. Including a starspot on either of the binary components, the light-curve synthesis indicates that KIC 4739791 is…

Solar and Stellar Astrophysics · Physics 2016-01-27 Jae Woo Lee , Seung-Lee Kim , Kyeongsoo Hong , Jae-Rim Koo , Chung-Uk Lee , Jae-Hyuck Youn

This paper reports the discovery of an Algol system KIC 10736223 that just past the rapid mass transfer stage. From the light curve and radial-velocity modelling we find KIC 10736223 to be a detached Algol system with the less-massive…

Solar and Stellar Astrophysics · Physics 2020-06-10 Xinghao Chen , Xiaobin Zhang , Yan Li , Hailiang Chen , Changqing Luo , Jie Su , Xuefei Chen , Zhanwen Han

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 a new asteroseismic analysis of KIC~6048106, a \textit{Kepler} Algol-type eclipsing binary star in a circularized orbit with $P_\rm{orb}$=1.559361$\pm$0.000036~d. Based on a physical model for the binary and its corresponding set…

Solar and Stellar Astrophysics · Physics 2018-11-20 Anya Samadi Gh. , Patricia Lampens , Davood M. Jassur

We investigated the pulsating behavior of KIC 10855535 using Kepler 4-year long cadence data. Two independent frequencies were detected: a pulsation frequency F0 = 17.733260(5)d-1 and a low frequency f8=0.412643(8)d-1 We identify F0 as the…

Solar and Stellar Astrophysics · Physics 2024-11-05 Lixian Shen , Ali Esamdin , Chenglong Lv , Haozhi Wang , Taozhi Yang , Rivkat Karimov , Shuhrat A. Ehgamberdiev , Hubiao Niu , Jinzhong Liu

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

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

We present a detailed study of KIC 2306740, an eccentric double-lined eclipsing binary system. Kepler satellite data were combined with spectroscopic data obtained with the 4.2 m William Herschel Telescope (WHT). This allowed us to…

Solar and Stellar Astrophysics · Physics 2021-04-14 D. Koçak , K. Yakut , J. Southworth , P. P. Eggleton , T. İçli , C. A. Tout , S. Bloemen

KIC 3230227 is a short period ($P\approx 7.0$ days) eclipsing binary with a very eccentric orbit ($e=0.6$). From combined analysis of radial velocities and {\it Kepler} light curves, this system is found to be composed of two A-type stars,…

Solar and Stellar Astrophysics · Physics 2017-01-11 Zhao Guo , Douglas R. Gies , Jim Fuller

We present both binarity and pulsation of KIC 6220497 from the {\it Kepler} observations. The light curve synthesis shows that the eclipsing system is a semi-detached Algol with parameters of $q$ = 0.243$\pm$0.001, $i$ = 77.3$\pm$0.3 deg,…

Solar and Stellar Astrophysics · Physics 2016-06-15 Jae Woo Lee , Kyeongsoo Hong , Seung-Lee Kim , Jae-Rim Koo

Results from a six year systematic observational survey on candidate eclipsing binaries with a $\delta$ delta Sct component are presented. More than a hundred systems with component(s) of A-F spectral types were observed in the frame of…

Solar and Stellar Astrophysics · Physics 2015-06-25 Alexios Liakos , Panagiotis Niarchos

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…

Pulsating stars in eclipsing binaries (EBs) provide an excellent opportunity to obtain precise, model-independent stellar parameters for studying oscillations in detail. One common class of pulsators in these EBs exhibits delta Scuti-type…

Solar and Stellar Astrophysics · Physics 2024-10-02 T. Pawar , K. G. Hełminiak , A. Moharana , G. Pawar , M. Pyatnytskyy , H. N. Lala , M. Konacki

In this paper we analyzed the light curve of the object KIC~3832716 observed during Kepler K1 mission. We showed that this previously known eclipsing binary is in fact quadruple system, in double eclipsing binary configuration on a long…

Solar and Stellar Astrophysics · Physics 2018-12-12 M. Fedurco , Š. Parimucha

The catalogue contains 199 confirmed cases of binary systems containing at least one pulsating component of {\delta} Scuti type. The sample is divided into subgroups in order to describe the properties and characteristics of the {\delta}…

Solar and Stellar Astrophysics · Physics 2019-02-01 Alexios Liakos , Panagiotis Niarchos

KIC 6951642 has been reported as a candidate hybrid pulsator of type-$\gamma$ Doradus-$\delta$ Scuti from observations of the first quarters of the Kepler mission. We aim to investigate the pulsating nature of KIC 6951642 and to search for…

Solar and Stellar Astrophysics · Physics 2022-11-09 A. Samadi-Ghadim , P. Lampens , L. Gizon

Using TESS 20-sec cadence data, we have discovered an unusual combination of pulsating stars in what we infer to be a binary system. The binary consists of a standard $\delta$ Scuti star with pulsations over the range 32-41 d$^{-1}$; this…

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

KIC 4247791 is an eclipsing binary observed by the Kepler satellite mission. We wish to determine the nature of its components and in particular the origin of a shallow dip in its Kepler light curve that previous investigations have been…

Solar and Stellar Astrophysics · Physics 2012-03-06 H. Lehmann , M. Zechmeister , S. Dreizler , S. Schuh , R. Kanzler

Eclipsing binaries (EBs) are unique targets for measuring precise stellar properties and constrain stellar evolution models. In particular, it is possible to measure at the percent level masses and radii of both components of a double-lined…

Solar and Stellar Astrophysics · Physics 2020-01-08 Patrick Gaulme , Joyce A. Guzik