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Related papers: Exploring Detached Eclipsing Binary Systems from T…

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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

We present a homogeneously-selected sample of 15779 candidate binary systems with main sequence primary stars and orbital periods shorter than 5 days. The targets were selected from TESS full-frame image lightcurves on the basis of their…

Solar and Stellar Astrophysics · Physics 2023-07-03 Matthew J. Green , Dan Maoz , Tsevi Mazeh , Simchon Faigler , Sahar Shahaf , Roy Gomel , Kareem El-Badry , Hans-Walter Rix

We present a detailed analysis of the detached eclipsing binary system HO Telescopii, which contains two A-type stars in a circular orbit of period 1.613 d. We use light curves from the Transiting Exoplanet Survey Satellite (TESS), which…

Solar and Stellar Astrophysics · Physics 2024-08-26 John Southworth

In this work we report the independent discovery and analysis of nine new compact triply eclipsing triple star systems found with the TESS mission: TICs 47151245, 81525800, 99013269, 229785001, 276162169, 280883908, 294803663, 332521671,…

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

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 re-analyze the pristine eclipsing binary data from the $\textit{Kepler}$ and TESS missions, focusing on eccentricity measurements at short orbital periods to emperically constrain tidal circularization. We find an average circularization…

Solar and Stellar Astrophysics · Physics 2022-05-04 J. J. Zanazzi

Context. Intermediate- to high-mass stars are the least numerous types of stars and they are less well understood than their more numerous low-mass counterparts in terms of their internal physical processes. Modelling the photometric…

Solar and Stellar Astrophysics · Physics 2021-08-25 Luc W. IJspeert , Andrew Tkachenko , Cole Johnston , Stefano Garcia , Joris De Ridder , Timothy Van Reeth , Conny Aerts

Detached eclipsing binaries are a fundamental tool for measuring the physical parameters of stars that are effectively evolving in isolation. Starting from more than 40,000 eclipsing binary candidates identified by the All-Sky Automated…

Solar and Stellar Astrophysics · Physics 2022-09-21 D. M. Rowan , T. Jayasinghe , K. Z. Stanek , C. S. Kochanek , Todd A. Thompson , B. J. Shappee , T. W. -S. Holoien , J. L. Prieto , W. Giles

We present a complex study of the eclipsing binary system, AB Cas. The analysis of the whole TESS light curve, corrected for the binary effects, reveals 112 significant frequency peaks with 17 independent signals. The dominant frequency…

Solar and Stellar Astrophysics · Physics 2022-05-11 A. Miszuda , P. A. Kołaczek-Szymański , W. Szewczuk , J. Daszyńska-Daszkiewicz

By cross-matching the eclipsing binary catalog from TESS with that from LAMOST MRS, semi-detached eclipsing binaries with radial velocities coverage spanning more than 0.3 phases were authenticated. The absolute parameters for these systems…

Solar and Stellar Astrophysics · Physics 2024-12-11 Yajuan Lei , Guiping Zhou , Liang Wang , Guangwei Li , Kai Li , Tuan Yi

We present a comprehensive photometric study of the pulsating, eclipsing binary OO Dra. Simultaneous B- and V-band photometry of the star was carried out on 14 nights. Revised orbital period and a new ephemeris were derived from the data.…

Solar and Stellar Astrophysics · Physics 2015-06-22 X. B. Zhang , L. C. Deng , J. F. Tian , K. Wang , J. J. Sun , Q. L. Liu , H. Q. Xin , Q. Zhou , Z. Z. Yan , Z. Q. Luo , C. Q. Luo

Analyzing the available photometry from the Kepler satellite and other databases, we performed detailed light curve modeling of 10 eclipsing binary systems that were found to exhibit a periodic modulation of their orbital periods. All of…

Solar and Stellar Astrophysics · Physics 2015-06-03 P. Zasche , M. Wolf , H. Kucakova , J. Vrastil , J. Jurysek , M. Masek , M. Jelinek

Tidal forces are important for understanding how close binary stars and compact exoplanetary systems form and evolve. However, tides are difficult to model and significant uncertainties exist about the strength of tides. Here, we…

Solar and Stellar Astrophysics · Physics 2021-05-19 Anders B. Justesen , Simon Albrecht

Few observational constraints exist for the tidal synchronization rate of late-type stars, despite its fundamental role in binary evolution. We visually inspected the light curves of 2278 eclipsing binaries (EBs) from the Kepler Eclipsing…

Eclipsing binaries (EBs) play an important astrophysical role in studying stellar properties and evolution. By analyzing photometric data in the LAMOST Medium-Resolution Survey field, RA: $23^h$$01^m$$51.00^s$, Dec:…

Solar and Stellar Astrophysics · Physics 2024-12-03 Jing-Yi Wang , Kai Li , Xiang Gao , Di-Fu Guo , Li-Heng Wang , Dong-Yang Gao , Ling-Zhi Li , Ya-Ni Guo , Xing Gao , Guo-You Sun

The detection of O- and B-type stars with extremely low-mass companions is very important for understanding the formation and evolution of binary stars. However, their finding remains a challenge because the low-mass components in such…

Solar and Stellar Astrophysics · Physics 2024-09-17 Linfeng Chang , Shengbang Qian , Lei Zang , Fuxing Li

Results of an archival survey are presented using B-band imaging of the eastern spiral arm of M31. Focusing on the eclipsing binary star population, a matched-filter technique has been used to identify 280 binary systems. Of these, 127…

Astrophysics · Physics 2007-05-23 Ian Todd , Don Pollacco , Ian Skillen , D. M. Bramich , Steve Bell , Thomas Augusteijn

In the first paper of this series we presented EBAS, a new fully automated algorithm to analyse the lightcurves of eclipsing binaries, based on the EBOP code. Here we apply the new algorithm to the whole sample of 2580 binaries found in the…

Astrophysics · Physics 2009-11-11 Tsevi Mazeh , Omer Tamuz , Pierre North

We present photodynamical models of four eclipsing binary systems that are members of higher-order multiple systems. We provide some radial velocities measurements and use recent TESS data for three of the systems. KIC 7668648 consists of…

Solar and Stellar Astrophysics · Physics 2023-12-12 Jerome A. Orosz
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