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相关论文: The contact system V566 Ophiuchi revisited

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New BVRI CCD photometric observations of the contact system DF Hya have been obtained. The light curves were analyzed with the Wilson-Devinney code and new geometric and photometric elements were derived. Moreover, the light curve solution,…

太阳与恒星天体物理 · 物理学 2014-04-14 Ifikratis Kamenidis , Alexios Liakos , Panagiotis Niarchos

CCD photometric observations of the Algol-type eclipsing binary X Tri have been obtained. The light curves are analyzed with the Wilson-Devinney (WD) code and new geometric and photometric elements are derived. A new O-C analysis of the…

太阳与恒星天体物理 · 物理学 2009-10-16 A. Liakos , P. Zasche , P. Niarchos

New Multi-color $B$ $V$ $R_c$ $I_c$ photometric observation are presented for W UMa type eclipsing binary V1073 Cyg. The multi-color light curves analysis with the Wilson-Devinney(W-D) procedure acquired the absolute parameters of this…

太阳与恒星天体物理 · 物理学 2018-03-14 Xiao-man Tian , Li-ying Zhu , Sheng-bang Qian , Lin-jia Li , Lin-qiao Jiang

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…

太阳与恒星天体物理 · 物理学 2014-04-11 Alexios Liakos , Paolo Bonfini , Panagiotis Niarchos , Despina Hatzidimitriou

New CCD photometric observations in V, R and I filters of the eclipsing binary AV CMi have been obtained. The complete light curves are analyzed with the Wilson-Devinney code and new geometric and photometric elements are derived. Moreover,…

太阳与恒星天体物理 · 物理学 2009-12-21 A. Liakos , P. Niarchos

New multi-color light curves of the very short period K-type eclipsing binary V1799 Ori were obtained and analyzed with the W-D code. The photometric solutions reveal that the system is a W-type shallow-contact binary with a mass ratio of…

太阳与恒星天体物理 · 物理学 2015-06-19 Nian-Ping Liu , Sheng-Bang Qian , Wen-Ping Liao , Jia-Jia He , Er-Gang Zhao , Liang Liu

In this paper, the first complete photometric light curves in the B, V, and R passbands for an eclipsing binary LO Com are presented, and the photometric solution for the LO Com is derived by analyzing these light curves by using the Wilson…

太阳与恒星天体物理 · 物理学 2017-08-03 Y. Zhang , Q. W. Han , J. Z. Liu

Four-color charge-coupled device (CCD) light curves in $B$, $V$, $Rc$ and $Ic$ bands of the total-eclipsing binary system, V1853 Ori, are presented. By comparing our light curves with those published by previous investigators, it is…

太阳与恒星天体物理 · 物理学 2019-02-27 Jia-Jia He , Sheng-Bang Qian , B. Soonthornthum , A. Aungwerojwit , Niang-Ping Liu , T. Sarotsakulchai

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.…

天体物理学 · 物理学 2007-05-23 F. Hroch , M. Basny

The first photometric analysis of V811 Cep was carried out. The first complete light curves of V, R and I bands are given. The analysis was carried out by Wilson-Devinney (W-D) program, and the results show that V811 Cep is a median-contact…

太阳与恒星天体物理 · 物理学 2021-11-03 Xiang Gao , Kai Li , Xing Gao , Yuan Liu

New BVRI CCD observations of the semi-detached eclipsing binary EG Cep are presented. The observed light curves are analyzed with the Wilson-Devinney program and new geometrical and photometric elements are derived. These elements are used…

太阳与恒星天体物理 · 物理学 2014-04-14 Chloi Vamvatira-Nakou , Alexios Liakos , Vassilios Manimanis , Panagiotis Niarchos

Multi-color ($B$ $V$ $R_c$ $I_c$) CCD photometric light curves of the contact binary V502 Oph are analyzed using the Wilson-Devinney (W-D) program. The solutions reveal that V502 Oph is a W-subtype contact ($f = 35.3\,\%$) binary system.…

太阳与恒星天体物理 · 物理学 2017-05-11 Xiao Zhou , Shengbang Qian , Binghe Huang , Hao Li , Jia Zhang

In this paper, CCD photometric light curves for the short-period eclipsing binary 1SWASP J140533.33+114639.1 (hereafter J1405) in the $BVR$ bands are presented and analyzed using the 2013 version of the Wilson-Devinney (W-D) code. It is…

太阳与恒星天体物理 · 物理学 2018-04-04 Bin Zhang , Sheng-bang Qian , R. Michel , B. Soonthornthum , Li-ying Zhu

Two sets of photometric observations of the system AH Tauri have been analyzed using the latest version of the Wilson-Devinney code. The results show that AH Tauri may classified as A-type of W-UMa eclipsing binary. The mass ratio of q =…

太阳与恒星天体物理 · 物理学 2014-02-13 M. A. El-Sadek , N. S. Awadalla , A. Essam , M. A. Rassem

We present CCD photometric observations of an eclipsing binary in the direction of the open cluster Praesepe using the 2 m telescope of IUCAA Girawali Observatory, India. Though the system was classified as an eclipsing binary by Pepper et…

太阳与恒星天体物理 · 物理学 2019-08-19 D. Shanti Priya , K. Sriram , P. Vivekananda Rao

The $B$ $V$ $R_c$ $I_c$ bands light curves of the newly discovered binary system \astrobj{GSC 03122-02426} are obtained and analyzed using the Wilson-Devinney (W-D) code. The solutions suggest that the mass ratio of the binary system is $q…

太阳与恒星天体物理 · 物理学 2016-08-04 X. Zhou , S. -B. Qian , J. -J. He , J. Zhang , B. Zhang

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,…

太阳与恒星天体物理 · 物理学 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…

太阳与恒星天体物理 · 物理学 2017-05-17 Xiao Zhou , Shengbang Qian , Bin Zhang

CCD photometric observations of the Algol-type eclipsing binary AT Peg have been obtained. The light curves are analyzed with modern techniques and new geometric and photometric elements are derived. A new orbital period analysis of the…

太阳与恒星天体物理 · 物理学 2015-06-03 Alexios Liakos , Panagiotis Niarchos , Edwin Budding

We present the results of our study of the eclipsing binary systems CSS J112237.1+395219, LINEAR 1286561 and LINEAR 2602707 based on new CCD $B$, $V$, $R_c$ and $I_c$ complete light curves. The ultra-short period nature of the stars…

太阳与恒星天体物理 · 物理学 2020-05-06 F. Acerbi , R. Michel , C. Barani , M. Martignoni , L. Fox-Machado
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