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The combined strength of asteroseismology and empirical stellar basic parameter determinations for in-depth asteroseismic analysis of massive pulsators in eclipsing binaries shows great potential for treating the challenging and mysterious…

Solar and Stellar Astrophysics · Physics 2024-03-20 Christian I. Eze , Gerald Handler

Pulsations and binarity are both common features of massive stars. The study of pulsating massive stars in eclipsing binary systems hold great potential for constraining stellar structure and evolution theory. However, prior to the all-sky…

Solar and Stellar Astrophysics · Physics 2022-04-13 John Southworth , Dominic M. Bowman

We present a comprehensive analysis of five eclipsing binary systems containing $\beta$ Cephei-type pulsating components. These systems were identified using the high-precision Transiting Exoplanet Survey Satellite (TESS) photometry and…

Solar and Stellar Astrophysics · Physics 2025-09-24 O. Cakirli , B. Hoyman , O. Ozdarcan , S. Bilir

The Gaia mission detected many new candidate $\beta$ Cephei ($\beta$ Cep) pulsators, whose variability classification has since been confirmed from Transiting Exoplanet Survey Satellite (TESS) space photometry of the nominal mission. We aim…

Solar and Stellar Astrophysics · Physics 2025-06-18 D. J. Fritzewski , M. Vanrespaille , C. Aerts , Z. Guo , D. Hey , J. De Ridder

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

We present the results of a search for Galactic Beta Cephei stars, which are massive pulsating stars with both pressure modes and mixed modes. Thus, these stars can serve as benchmarks for seismological studies of the interiors of massive…

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

Pulsating stars in eclipsing binary systems play an important role in asteroseismology. The combination of their spectroscopic and photometric orbital solutions can be used to determine, or at least to constrain, the masses and radii of…

Solar and Stellar Astrophysics · Physics 2014-03-05 D. Drobek , A. Pigulski

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

Eclipsing binaries are crucial for understanding stellar physics, allowing detailed studies of stellar masses, radii, and orbital dynamics. Recent space missions like the Transiting Exoplanet Survey Satellite (TESS) have significantly…

Solar and Stellar Astrophysics · Physics 2024-11-20 L. W. IJspeert , A. Tkachenko , C. Johnston , C. Aerts

CW Cep is an early B-type eclipsing binary with mass measurement precisions better than 1 \%. We report the discovery of pulsation signatures in the TESS time-series data of the system observed during Sectors 17 and 18. Our binary modeling…

Solar and Stellar Astrophysics · Physics 2020-12-23 Jae Woo Lee , Kyeongsoo Hong

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

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

This work is dedicated to a search for new pulsating hot subdwarfs in TESS photometric data which could have been missed in previous searches. By matching catalogues of hot subdwarfs with TESS targets and using luminosities from Gaia…

Solar and Stellar Astrophysics · Physics 2022-07-13 J. Krzesinski , L. A. Balona

Abridged. Eclipsing spectroscopic double-lined binaries are the prime source of precise and accurate measurements of masses and radii of stars. These measurements provide a stringent test of models of stellar evolution that are persistently…

Solar and Stellar Astrophysics · Physics 2023-12-22 A. Tkachenko , K. Pavlovski , N. Serebriakova , D. M. Bowman , L. IJspeert , S. Gebruers , J. Southworth

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

We present a catalog of binary companions to $\delta$ Scuti stars, detected through phase modulations of their pulsations in TESS data. Pulsation timing has provided orbits for hundreds of pulsating stars in binaries from space-based…

Solar and Stellar Astrophysics · Physics 2024-10-28 Shishir Dholakia , Simon J. Murphy , Chelsea X. Huang , Alexander Venner , Duncan Wright

We report the results of our search for pulsating subdwarf B stars in Full Frame Images, sampled at 30 min cadence and collected during Year 1 of the TESS mission. Year 1 covers most of the southern ecliptic hemisphere. The sample of…

Solar and Stellar Astrophysics · Physics 2020-11-09 S. K. Sahoo , A. S. Baran , S. Sanjayan , J. Ostrowski

We study 119 B stars located in the Scorpius-Centaurus Association using data from NASA's TESS Mission. We see pulsations in 81 stars (68%) across the full range of effective temperatures. In particular, we confirm previous reports of…

Solar and Stellar Astrophysics · Physics 2026-02-18 Awshesh N. Sharma , Timothy R. Bedding , Hideyuki Saio , Timothy R. White

High-precision and high-cadence photometric surveys such as Kepler or TESS are making huge progress not only in the detection of new extrasolar planets but also in the study of a great number of variable stars. This is the case for central…

Solar and Stellar Astrophysics · Physics 2024-09-11 Alba Aller , Jorge Lillo-Box , David Jones
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