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Related papers: The First Eclipsing Binary Catalogue from the MOA-…

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High precision CCD observations of six totally eclipsing contact binaries were presented and analyzed. It is found that only one target is an A-type contact binary (V429 Cam), while the others are W-type contact ones. By analyzing the times…

Solar and Stellar Astrophysics · Physics 2021-06-23 Kai Li , Qi-Qi Xia , Chun-Hwey Kim , Xing Gao , Shao-Ming Hu , Di-Fu Guo , Dong-Yang Gao , Xu Chen , Ya-Ni Guo

Three fields located close to the center of the globular cluster Omega Cen were surveyed in a search for variable stars. We present V-band light curves for 32 periodic variables. This sample includes 10 SX Phe stars, 19 eclipsing binaries,…

Astrophysics · Physics 2009-10-28 J. Kaluzny , M. Kubiak , M. Szymanski , A. Udalski , W. Krzeminski , M. Mateo , K. Stanek

Masses and radii of stars can be derived by combining eclipsing binary light curves with spectroscopic orbits. In our previous work, we modeled the All-Sky Automated Survey for Supernovae (ASAS-SN) light curves of more than 30,000 detached…

Solar and Stellar Astrophysics · Physics 2023-06-07 D. M. Rowan , T. Jayasinghe , K. Z. Stanek , C. S. Kochanek , Todd A. Thompson , B. J. Shappee , W. Giles

Thirty-three eclipsing binaries were selected for an analysis from a huge database of observations made by the INTEGRAL/OMC camera. The photometric data were processed and analyzed, resulting in a first light-curve study of these neglected…

Solar and Stellar Astrophysics · Physics 2009-11-12 P. Zasche

We report an analysis of two poorly studied systems GSC 04396-00605 and GSC 04395-00485, which were recently named as V0455 Dra and V0454 Dra, respectively. For two eclipsing stars, the periods and epochs were significantly corrected using…

Solar and Stellar Astrophysics · Physics 2020-05-05 Yonggi Kim , Ivan L. Andronov , Kateryna D. Andrych , Joh-Na Yoon , Kiyoung Han , Lidia L. Chinarova

We analyze multicolor light curves of six totally eclipsing, short-period W UMa binaries and derive, for the first time, their orbital and stellar parameters. The mass ratios are established robustly through an automated q-search procedure…

Solar and Stellar Astrophysics · Physics 2023-02-02 Olivera Latković , Atila Čeki

Mass transfer between stars in binary systems profoundly impacts their evolution, yet many aspects of this process (especially the stability, mass loss, and eventual fate of such systems) remain poorly understood. One promising avenue to…

Solar and Stellar Astrophysics · Physics 2026-02-18 G. Garcia-Moreno , N. Blagorodnova , F. Anders , M. Weiler , H. Wichern , N. Britavskiy , S. de Wet

I review what eLISA will see from Galactic binaries -- double stars with orbital periods less than a few hours and white dwarf (or neutron star/black hole) components. I discuss the currently known binaries that are guaranteed (or…

High Energy Astrophysical Phenomena · Physics 2013-02-04 G. Nelemans

The catalogue lists coordinates, apparent magnitudes, orbital parameters, and stellar parameters of the components and other characteristc properties of 472 cataclysmic binaries, 71 low-mass X-ray binaries and 113 related objects with known…

Astrophysics · Physics 2009-11-07 H. Ritter , U. Kolb

With its third data release (DR3), Gaia begins unveiling dormant candidate compact object (CO) binaries with luminous companion (LC) as predicted by several past theoretical studies. To date, 3 black hole (BH), 21 neutron star (NS), and…

Solar and Stellar Astrophysics · Physics 2025-09-01 Chirag Chawla , Sourav Chatterjee , Katelyn Breivik

More than 200 extrasolar planets have been discovered around relatively nearby stars, primarily through the Doppler line shifts owing to the reflex motions of their host stars, and more recently through transits of some planets across the…

We present the first evidence for the binarity of four targets in the TESS field. The temperatures are estimated by SED analysis and the orbital periods are determined. The TESS light curves of the systems are analysed and the orbital and…

Solar and Stellar Astrophysics · Physics 2022-01-05 Burak Ulas

We present an updated collection of eclipsing and ellipsoidal binary systems in the Large and Small Magellanic Clouds (LMC and SMC), as observed by the Optical Gravitational Lensing Experiment (OGLE) survey. The catalog comprises a total of…

Aims: Detect tertiary components of close binaries from spectroscopy and light curve modelling; investigate light-travel time effect and the possibility of magnetic activity cycles; measure mass-ratios for unstudied systems and derive…

Astrophysics · Physics 2009-11-13 T. Szalai , L. L. Kiss , Sz. Meszaros , J. Vinko , Sz. Csizmadia

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

Only one carbon-rich (C-rich, hereinafter) Mira variable has so far been suggested as a member of the Galactic bulge and this is in a symbiotic system. Here we describe a method for selecting C-rich candidates from an infrared colour-colour…

We carried out photometric and low-resolution spectral observations of six eclipsing ultrashort-period binaries with MS components. The light curve solutions of the Rozhen observations show that all targets are overcontact systems. We found…

Solar and Stellar Astrophysics · Physics 2015-06-23 Dinko Dimitrov , Diana Kjurkchieva

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 our second catalog of quadruple star candidates, containing 101 systems discovered in TESS Full-Frame Image data. The targets were initially detected as eclipsing binary stars with the help of supervised machine learning methods…