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We have combined the Kepler Eclipsing Binary Catalogue with information from the HES, KIS and 2MASS photometric surveys to produce spectral energy distribution fits to over 2600 eclipsing binaries in the catalogue over a wavelength range of…

Solar and Stellar Astrophysics · Physics 2015-06-17 D. J. Armstrong , Y. Gómez Maqueo Chew , F. Faedi , D. Pollacco

Totally eclipsing contact binaries provide a unique opportunity to accurately determine mass ratios through photometric methods alone, eliminating the need for spectroscopic data. Studying low mass ratio (LMR) contact binaries is crucial…

Solar and Stellar Astrophysics · Physics 2025-07-17 Xu Ding , KaiFan Ji , ZhiMing Song , XueFen Tian , JinLiang Wang , ChuanJun Wang , QiYuan Cheng , JianPing Xiong

MU Cas is a detached eclipsing binary containing two B5 V stars in an orbit of period 9.653 d and eccentricity 0.192, which has been observed in seven sectors using the Transiting Exoplanet Survey Satellite (TESS). We use these new light…

Solar and Stellar Astrophysics · Physics 2024-10-31 John Southworth

We present a study of the properties of the O-type, massive eclipsing binary 2MASS J13130841-6239275 located in the outskirts of the Danks 2 cluster in the G305 star-forming complex, using near-infrared spectroscopy from VLT/ISAAC. We…

Solar and Stellar Astrophysics · Physics 2015-10-07 M. Kourniotis , A. Z. Bonanos , S. J. Williams , N. Castro , E. Koumpia , J. L. Prieto

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

Aims. We aim to find more eclipsing multiple systems and obtain their parameters, thus increasing our understanding of multiple systems. Methods. The extraneous eclipses on the \textit{kepler} binary light curves indicating extraneous…

Solar and Stellar Astrophysics · Physics 2018-03-28 J. Zhang , S. B. Qian , S. M. Wang , L. L. Sun , Y. Wu , L. Q. Jiang

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

We present results of our study of the long-period eclipsing binary star NN Delphini (hereafter NN Del). The results are based on spectral data obtained with the HRS echelle spectrograph of the Southern African Large Telescope (SALT). Our…

Solar and Stellar Astrophysics · Physics 2020-11-04 Alexei Kniazev

Using Campaign 15 data from the K2 mission, we have discovered a triply-eclipsing triple star system: EPIC 249432662. The inner eclipsing binary system has a period of 8.23 days, with shallow $\sim$3% eclipses. During the entire 80-day…

KIC 5359678 is a 6.231-d period F-type eclipsing binary system whose component stars both show starspot activity. It was observed by the Kepler satellite in long cadence for the full four-year duration of the mission. Wang et al (2021)…

Solar and Stellar Astrophysics · Physics 2022-05-19 John Southworth

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 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…

We report follow-up spectroscopic observations of the 1.62 day, K-type, detached, active, near-circular, double-lined eclipsing binary EPIC 219511354 in the open cluster Ruprecht 147, identified previously on the basis of photometric…

Solar and Stellar Astrophysics · Physics 2021-11-17 Guillermo Torres , Andrew Vanderburg , Jason L. Curtis , Adam L. Kraus , Eric Gaidos

We presented the first photometric light curve solutions of four W Ursae Majoris (W UMa)-type contact binary systems. This investigation utilized photometric data from the Transiting Exoplanet Survey Satellite (TESS) and Gaia Data Release 3…

Solar and Stellar Astrophysics · Physics 2025-02-20 Atila Poro , Razieh Aliakbari , Hossein Azarara , Asma Ababafi , Sadegh Nasirian

Over 2500 eclipsing binaries were identified and characterized from the ultra-precise photometric data provided by the Kepler space telescope. Kepler is now beginning its second mission, K2, which is proving to again provide ultra-precise…

An early-type, massive, short-period ($P_{\rm orb}=2^{\rm d}.310951$) eclipsing spectroscopic binary DN Cas has been re-visited with new spectral and photometric data. The masses and radii of the components have been obtained as…

Solar and Stellar Astrophysics · Physics 2016-09-21 V. Bakis , H. Bakis , S. Bilir , Z. Eker

V455 Aur is a detached eclipsing binary containing two F-stars in a 3.15-d orbit with a small eccentricity. Its eclipses were discovered in data from the Hipparcos satellite and a spectroscopic orbit was obtained by Griffin (2001, 2013).…

Solar and Stellar Astrophysics · Physics 2021-06-09 John Southworth

The multi-color photometric and spectroscopic observations of the newly discovered eclipsing binary T-Lyr0-08070 were obtained. The resultant light and radial velocities were analysed and the absolute parameters of the components were…

Solar and Stellar Astrophysics · Physics 2015-06-11 O. Cakirli , C. Ibaoglu , E. Sipahi

$\zeta$ Phoenicis is a bright binary system containing B6V and B8V stars. It has deep total and annular eclipses, a slightly eccentric orbit with a period of 1.669 d, apsidal motion and a third body on a wider orbit. The Transiting…

Solar and Stellar Astrophysics · Physics 2020-12-22 John Southworth
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