English
Related papers

Related papers: TV Mon -- post mass transfer Algol type binary wit…

200 papers

KIC 9851944 is a short period ($P=2.16$ days) eclipsing binary in the {\it Kepler} field of view. By combining the analysis of {\it Kepler} photometry and phase resolved spectra from Kitt Peak National Observatory and Lowell Observatory, we…

Solar and Stellar Astrophysics · Physics 2016-07-27 Zhao Guo , Douglas R. Gies , Rachel A. Matson , Antonio García Hernández

To add to the growing collection of well-studied double periodic variables (DPVs) we have carried out the first spectroscopic and photometric analysis of the eclipsing binary DQ Velorum to obtain its main physical stellar and orbital…

Solar and Stellar Astrophysics · Physics 2013-03-12 D. Barría , R. E. Mennickent , L. Schmidtobreick , G. Djurasević , Z. Kołaczkowski , G. Michalska , M. Vucković , E. Niemczura

We present a comprehensive photometric and spectroscopic analysis of the Algol-type binary \textit{Gaia} DR3 1892576067672499328. We identified the system as a spectroscopic binary based on medium-resolution LAMOST spectra. Combined with…

Three Algol-type binary systems (IO Cep, IM Cep and TX Ari) showing cyclic orbital period changes are studied. The combination of time of minimum data from the ground-based observations together with high precision photometric data from the…

Solar and Stellar Astrophysics · Physics 2022-01-12 V. Bakış , Z. Eker , H. Bakış , S. Kayacı , G. Yücel , E. Tunç , O. Taşpınar , Y. Yalçın , A. Melnik , Ç. Esendağlı

We determine the absolute dimensions of the eclipsing binary V578 Mon, a detached system of two early B-type stars (B0V + B1V, P$=$2.40848 d) in the star-forming region NGC 2244 of the Rosette Nebula. From the light curve analysis of 40 yr…

Solar and Stellar Astrophysics · Physics 2015-06-19 E. V. Garcia , Keivan G. Stassun , K. Pavlovski , H. Hensberge , Y. Gómez Maqueo Chew , A. Claret

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

We present a comprehensive study of the eclipsing binary system KIC 10661783. The analysis of the whole Kepler light curve, corrected for the binary effects, reveals a rich oscillation spectrum with 590 significant frequency peaks, 207 of…

Solar and Stellar Astrophysics · Physics 2021-06-08 A. Miszuda , W. Szewczuk , J. Daszyńska-Daszkiewicz

V1388 Ori is an early-B type detached eclipsing binary whose physical properties have previously been measured from dedicated spectroscopy and a ground-based survey light curve. We reconsider the properties of the system using…

Solar and Stellar Astrophysics · Physics 2022-05-19 John Southworth , Dominic M. Bowman

We present an analysis of high-resolution (R ~ 48000) spectroscopic and photometric data of RS Sgr, a short-period Algol-type binary system. For the first time, precise spectroscopic and absolute parameters of the system have been…

Solar and Stellar Astrophysics · Physics 2025-09-03 Hicran Bakış , Ömrüm Hilal Yıldız , Volkan Bakış , Gökhan Yücel

{\alpha}Vir is a well known double-lined spectroscopic binary with a B-type for both components. In the present paper we have analyzed a total of 90 spectra obtained through 1992-2000. Spectral analysis are based on two spectral lines…

Solar and Stellar Astrophysics · Physics 2014-06-06 M. I. Nouh , S. M. Saad , I. Zaid , M. M. Elkhateeb , E. Elkholy

We aim to determine the absolute parameters of the components of a poorly studied Algol-type eclipsing binary V2247 Cyg. The data analysis is based on our numerous precise UBVRcIc photometric observations and low resolution spectra. The…

Solar and Stellar Astrophysics · Physics 2018-09-05 M. A. Burlak , I. M. Volkov , N. P. Ikonnikova

Eclipsing binary systems with a Delta (${\delta}$) Scuti component serve a vital role in deriving precise fundamental stellar parameters and testing stellar evolution models. This study mainly focuses on the Kepler target KIC 8569819, a…

Solar and Stellar Astrophysics · Physics 2026-03-24 Dinesha Dharmathilaka , Janaka Adassuriya , Chandana Jayaratne , Jordi Gutiérrez

CoRoT 223992193 is the only known low-mass, pre-main sequence eclipsing binary that shows evidence of a circumbinary disk. The system displays complex photometric and spectroscopic variability over a range of timescales and wavelengths.…

Starting from more than 11,200 short-period (less than 0.5 days) EW-type eclipsing binary candidates with the All-Sky Automated Survey for Supernovae (ASAS-SN) V-band light curves, we use MCMC and neural networks (NNs) to obtain the mass…

Solar and Stellar Astrophysics · Physics 2024-01-30 Xu-Zhi Li , Qing-Feng Zhu , Xu Ding , Xiao-Hui Xu , Hang Zheng , Jin-Sheng Qiu , Ming-Chao Liu

Existence of pulsating stars in eclipsing binaries has been known for decades. These types of objects are extremely valuable systems for astronomical studies as they exhibit both eclipsing and pulsation variations. The eclipsing binaries…

Solar and Stellar Astrophysics · Physics 2022-07-27 F. Kahraman Alicavus , D. Gumus , O. Kirmizitas , O. Ekinci , S. Cavus , Y. T. Kaya , F. Alicavus

The eclipsing supersoft X-ray binary CAL 87 has been observed with Chandra on August 13/14, 2001 for nearly 100 ksec, covering two full orbital cycles and three eclipses. The shape of the eclipse light curve derived from the zeroth-order…

Astrophysics · Physics 2007-05-23 J. Greiner , A. Iyudin , M. Jimenez-Garate , V. Burwitz , R. Schwarz , R. DiStefano , N. Schulz

Eclipsing binaries in star clusters offer more stringent tests of stellar evolution theory than field binaries because models must not only match the binary properties, but also the radiative properties of all other cluster members at a…

Solar and Stellar Astrophysics · Physics 2018-10-24 Guillermo Torres , Jason L. Curtis , Andrew Vanderburg , Adam L. Kraus , Aaron Rizzuto

RR Lyn is a detached eclipsing binary with a 9.95 d orbit containing two A-stars: one metallic-lined and one possibly metal-poor. We use the light curve from the TESS satellite and two sets of published radial velocity measurements to…

Solar and Stellar Astrophysics · Physics 2021-09-22 John Southworth

Pulsating detached eclipsing binary systems are crucial for studying the internal structure of oscillating stars. These systems are advantageous because binary effects on pulsations are minimal, allowing for more accurate determinations of…

Solar and Stellar Astrophysics · Physics 2025-08-21 Filiz Kahraman Aliçavuş , Fahri Aliçavuş , Zeynep Çelik Orhan , Eda Çelik , Giovanni Catanzaro , Marina Giarrusso

The Kepler mission has provided a treasure trove of eclipsing binaries (EBs), observed at extremely high photometric precision, nearly continuously for several years. We are carrying out a survey of ~100 of these EBs to derive dynamical…

‹ Prev 1 4 5 6 7 8 10 Next ›