English
Related papers

Related papers: A Gamma Doradus Candidate In Eclipsing Binary BD A…

200 papers

BD And is a fairly bright (V = 10.8), active and close (P = 0.9258 days) eclipsing binary. The cyclic variability of the apparent orbital period as well as third light in the light curves indicate the presence of an additional late-type…

Solar and Stellar Astrophysics · Physics 2020-08-19 T. Pribulla , L. Hambalek , E. Guenther , R. Komzik , E. Kundra , J. Nedoroscik , V. Perdelwitz , M. Vanko

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

The new multi-color $BVRI$ photometric light curves of the short-period eclipsing binary GSC 3576-0170 were obtained on two consecutive nights (October 5 and 6, 2009). With the 2003 version of Wilson-Devinney program, the precise…

Solar and Stellar Astrophysics · Physics 2011-12-09 Zhang Liyun , Jing Jianghong , Tang Yanke , Zhang Xiliang

We present new long-term CCD photometry for EP And acquired during the period 2007 to 2012. The light curves display total eclipses at primary minima and season-to-season light variability. Our synthesis for all available light curves…

Solar and Stellar Astrophysics · Physics 2015-06-12 Jae Woo Lee , Tobias Cornelius Hinse , Jang-Ho Park

We present spectroscopic and photometric analysis of the eclipsing binary KIC\,7385478. We find that the system is formed by F1V + K4III-IV components. Combining results from analysis of spectroscopic data and $Kepler$ photometry, we…

Solar and Stellar Astrophysics · Physics 2017-08-23 Orkun Özdarcan , Hasan Ali Dal

We present new multiband CCD photometry for AA UMa made on 8 nights between January and March 2009; the $R$ light curves are the first ever compiled. Historical light curves, as well as ours, display partial eclipses and inverse O'Connell…

Solar and Stellar Astrophysics · Physics 2015-05-20 Jae Woo Lee , Chung-Uk Lee , Seung-Lee Kim , Ho-Il Kim , Jang-Ho Park

AR Aur is a detached eclipsing binary containing two late-B stars which are chemically peculiar, on a circular orbit of period 4.135 d. The primary is a HgMn star which shows temporal changes in its chemical abundances and spectral line…

Solar and Stellar Astrophysics · Physics 2025-07-30 John Southworth

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 present the photometric analysis of \textit{BVR} and \textit{TESS} light curves of three eclipsing binaries (RU~UMi and purely studied VY~UMi, GSC 04364-00648), together with their period changes considering archival data and new minima…

Solar and Stellar Astrophysics · Physics 2023-04-12 V. Kudak , Š. Parimucha , V. Perig , P. Gajdoš

We present results of the combined photometric and spectroscopic analysis of three detached eclipsing binaries, which secondary components are not visible or very hard to identify in the optical spectra - ASAS J052743-0359.7, ASAS…

New CCD photometric observations of BX Dra were obtained for 26 nights from 2009 April to 2010 June. The long-term photometric behaviors of the system are presented from detailed studies of the period and light variations, based on the…

Solar and Stellar Astrophysics · Physics 2015-06-05 Jang-Ho Park , Jae Woo Lee , Seung-Lee Kim , Chung-Uk Lee , Young-Beom Jeon

We report the discovery of CoRoT 102980178 (R.A.= 06:50:12.10, Dec.= -02:41:21.8, J2000) an Algol-type eclipsing binary system with a pulsating component (oEA). It was identified using a publicly available 55 day long monochromatic…

Solar and Stellar Astrophysics · Physics 2015-05-19 K. Sokolovsky , C. Maceroni , M. Hareter , C. Damiani , L. Balaguer-Nunez , I. Ribas

This study examines the period variation of the eclipsing binary system KR Cyg, a near-contact binary characterized by its short orbital period and significant stellar interactions. The precise orbital parameters of the system have been…

Solar and Stellar Astrophysics · Physics 2025-05-16 Mehmet Geldi , Kübra Çalışkan , Esin Sipahi

We present an in-depth analysis of the eclipsing binary DD CrB, composed of a B-type subdwarf primary and an M-type main-sequence secondary, with the main goal of investigating its eclipse timing variations (ETVs). Our new multi-color…

New photometric observations of NSVS 01286630 were performed and two sets of four-color (B, V , Rc, Ic) light curves (LCs) were obtained. Using the 2013 version of the Wilson-Devinney (W-D) code, we analyzed these data. The photometric…

Solar and Stellar Astrophysics · Physics 2018-09-19 Bin Zhang , Sheng-bang Qian , Wen-ping Liao , Li-ying Zhu , Ai-jun Dong , Qi-jun Zhi

AN Cam is a little-studied eclipsing binary containing somewhat evolved components in an orbit with a period of 21.0 d and an eccentricity of 0.47. A spectroscopic orbit based on photoelectric radial velocities was published in 1977. AN Cam…

Solar and Stellar Astrophysics · Physics 2021-03-08 John Southworth

This research paper has light curve modelling, spectroscopy, and detailed asteroseismic studies for five detached eclipsing binaries with a $\gamma$ Dor component that have been found so far by the sky surveys. The objective is to study the…

Solar and Stellar Astrophysics · Physics 2025-02-25 O. Cakirli , B. Hoyman , O. Ozdarcan , S. Bilir

Photometric analysis of $BVR_C$ light curves of newly discovered eclipsing binary GSC 0008-00901 is presented. The orbital period is improved to 0.28948(11) days. Photometric parameters are determined, as well. The analysis yielded to…

Astrophysics · Physics 2008-11-26 S. Parimucha , T. Pribulla , M. Vaňko , P. Dubovsky , L. Hambalek

We present a detailed photometric and spectroscopic analysis of DD CMa, based on published survey photometry and new spectroscopic data. We find an improved orbital period of $P_\mathrm{o}= 2.0084530 \pm 0.0000006 ~\mathrm{d}$. Our spectra…

Solar and Stellar Astrophysics · Physics 2021-09-02 J. A. Rosales , R. E. Mennickent , G. Djurašević , J. F. González , I. Araya , M. Cabezas , D. R. G. Schleicher , M. Curé

Context. The fact that eclipsing binaries belong to a stellar group is useful, because the former can be used to estimate distance and additional properties of the latter, and vice versa. Aims. Our goal is to analyse new spectroscopic…

Astrophysics of Galaxies · Physics 2016-03-02 E. Kıran , P. Harmanec , Ö. L. Değirmenci , M. Wolf , J. Nemravová , M. Šlechta , P. Koubský
‹ Prev 1 2 3 10 Next ›