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Related papers: Photometric Study of Neglected Eclipsing Binary GS…

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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

New multi-color UBVR light curves of the eclipsing binary KR Cyg were obtained in 2005. Photometric solutions were derived using the Wilson- Devinney method. The result shows that KR Cyg is a near-contact binary system with a large…

Solar and Stellar Astrophysics · Physics 2015-06-05 Esin Sipahi

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

The BVR photometric light curves of the eclipsing binary BD And were obtained in 2008 and 2009. We estimated the mass ratio of the system as 0.97 and the photometric solutions were derived. The results show that BD And is a detached binary…

Solar and Stellar Astrophysics · Physics 2015-06-16 E. Sipahi , H. A. Dal

New CCD photometry during 4 successive years from 2005 is presented for the eclipsing binary GW Cep, together with reasonable explanations for the light and period variations. All historical light curves, obtained over a 30-year interval,…

Solar and Stellar Astrophysics · Physics 2015-05-14 Jae Woo Lee , Jae-Hyuck Youn , Wonyong Han , Chung-Uk Lee , Seung-Lee Kim , Ho-Il Kim , Jang-Ho Park , Robert H. Koch

We present multi-colour CCD photometry of GSC4589-2999 obtained in 2008 and 2009. The observations indicate that the system is an active Algol binary. Based on the new data, the mean brightness of the system is decreasing through the years…

Solar and Stellar Astrophysics · Physics 2012-09-13 E. Sipahi , H. A. Dal , O. Özdarcan

Time-series, multi-color photometry and high-resolution spectra of the short period eclipsing binary V Tri were obtained by observations. The completely covered light and radial velocity curves of the binary system are presented. All times…

Solar and Stellar Astrophysics · Physics 2017-05-24 A. B. Ren , X. B. Zhang , J. N. Fu , Y. P. Zhang , T. Q. Cang , L. Fox-Machado , C. Q. Li , P. Khokhuntod , Y. P. Luo

NSVS 02502726 has been known as a double-lined, detached eclipsing binary that consists of two low-mass stars. We obtained $BVRI$ photometric follow-up observations in 2009 and 2011 to measure improved physical properties of the binary…

Solar and Stellar Astrophysics · Physics 2015-06-12 Jae Woo Lee , Jae-Hyuck Youn , Seung-Lee Kim , Chung-Uk Lee

We present first results of a comprehensive photometric O-star survey performed with a robotic twin refractor at the Universit\"atssternwarte Bochum located near Cerro Armazones in Chile. For three high-mass stars, namely Pismis24-1,…

Solar and Stellar Astrophysics · Physics 2015-06-16 A. Barr Domínguez , R. Chini , F. Pozo Nuñez , M. Haas , M. Hackstein , H. Drass , R. Lemke , M. Murphy

A new ephemeris, period change analysis and light curve modeling of the W UMa-type eclipsing binary BF Pav are presented in this study. Light curves of the system taken in BVRI filters from two observatories in Australia and Argentina were…

This paper presents new CCD BVRI light curves of the newly discovered RS CVn eclipsing binary V1034 Her in 2009 and 2010, which shapes are different from the previous published results. They show asymmetric outside eclipse and we try to use…

Solar and Stellar Astrophysics · Physics 2013-07-01 Zhang liyun

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

New CCD light curves of the recently detected eclipsing variable GSC 4589-2999 were obtained and analysed using the Wilson-Deninney code. Spectroscopic observations of the system allowed the spectral classification of the components and the…

Solar and Stellar Astrophysics · Physics 2014-04-11 Alexios Liakos , Paolo Bonfini , Panagiotis Niarchos , Despina Hatzidimitriou

The contact eclipsing binary system XX Leonis (P = 0.97 days, sp A8) has been analysed using the PHOEBE programme, based on the Wilson Devinney code. The BVRI light curves were obtained during spring 2006 using the 20-cm telescope and ST-7…

Astrophysics · Physics 2009-06-25 P. Zasche , M. Wolf , P. Svoboda

We present the first photometric analysis for the newly discovered eclipsing binary systems of Algole-type GSC 2750-0054 and GSC 03208-02644. Our analysis was carried out by means of the most recent version of Wilson Devinney (WD) code,…

Solar and Stellar Astrophysics · Physics 2016-06-29 M. M. Elkhateeb , M. I. Nouh

Multi-color photometric light curves of NO Cam in $V$ $R_C$ and $I_C$ bands are obtained and analyzed simultaneously using the Wilson-Devinney (W-D) program. The solutions suggest that NO Cam is an A-subtype overcontact binary with its mass…

Solar and Stellar Astrophysics · Physics 2017-05-17 Xiao Zhou , Shengbang Qian , Bin Zhang

We present new photometric observations of RV Tri. A complete light curve was obtained in the R and V filters. These light curves were processed by the Wilson-Devinney (WD) code and the FOTEL to get solution of this eclipsing binary system.…

Astrophysics · Physics 2007-05-23 F. Hroch , M. Basny

We present the first BVR photometry, period variation, and photometric light-curve analysis of two poorly studied eclipsing binaries V1321 Cyg and CR Tau. Observations were carried out from November 2017 to January 2020 at the observatory…

Solar and Stellar Astrophysics · Physics 2021-09-08 V. Kudak , M. Fedurco , V. Perig , Š. Parimucha

The first multiband photometric solutions of the short-period V Gru eclipsing binary from the southern hemisphere is presented in this study. Light curves of the system were observed through BVI filters at the Congarinni Observatory in…

Solar and Stellar Astrophysics · Physics 2023-04-26 Mehmet Tanriver , Atila Poro , Ahmet Bulut , Ahmet Keskin , Mark G. Blackford

New multiband CCD photometry is presented for the eclipsing binary GW Gem; the $RI$ light curves are the first ever compiled. Four new minimum timings have been determined. Our analysis of eclipse timings observed during the past 79 years…

Astrophysics · Physics 2009-11-13 Jae Woo Lee , Seung-Lee Kim , Chung-Uk Lee , Ho-Il Kim , Jang-Ho Park , So-Ra Park , Robert H. Koch
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