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We present the results of a search through the photometric database of eclipsing Kepler binaries (Prsa et al. 2011; Slawson et al. 2011) looking for evidence of hierarchical triple star systems. The presence of a third star orbiting the…

Solar and Stellar Astrophysics · Physics 2015-06-12 S. Rappaport , K. Deck , A. Levine , T. Borkovits , J. Carter , I. El Mellah , R. Sanchis-Ojeda , B. Kalomeni

Context. During the primary Kepler mission, between 2009 and 2013, about 150,000 pre-selected targets were observed with a 29.42 minute-long cadence. However, a survey of background stars that fall within the field of view (FOV) of the…

Earth and Planetary Astrophysics · Physics 2025-02-19 John Bienias , Robert Szabo

Abstract We investigate a short-period W UMa binary KIC 9026766 with an orbital period of 0.2721278 days in the Kepler field of view. By using an automated q-search for the folded light curve and producing a synthetic light curve for this…

Solar and Stellar Astrophysics · Physics 2022-01-05 Somaye Soomandar , Abbas Abedi

In this paper, we report the evidence for a planetary mass body orbiting the close binary star KIC 5095269. This detection arose from a search for eclipse timing variations among the more than 2,000 eclipsing binaries observed by Kepler.…

Earth and Planetary Astrophysics · Physics 2017-05-03 A. K. Getley , B. Carter , R. King , S. O'Toole

We measure the radial velocity curve of the eclipsing detached white dwarf binary NLTT 11748. The primary exhibits velocity variations with a semi-amplitude of 273 km/s and an orbital period of 5.641 hr. We do not detect any spectral…

Astrophysics of Galaxies · Physics 2015-05-19 Mukremin Kilic , Carlos Allende Prieto , Warren R. Brown , M. A. Agueros , S. J. Kenyon , Fernando Camilo

In this paper we analyzed the light curve of the object KIC~3832716 observed during Kepler K1 mission. We showed that this previously known eclipsing binary is in fact quadruple system, in double eclipsing binary configuration on a long…

Solar and Stellar Astrophysics · Physics 2018-12-12 M. Fedurco , Š. Parimucha

The available photometry from the online databases were used for the first light curve analysis of eight eclipsing binary systems EI Aur, XY Dra, BP Dra, DD Her, VX Lac, WX Lib, RZ Lyn, and TY Tri. All these stars are of Algol-type, having…

Solar and Stellar Astrophysics · Physics 2015-08-05 P. Zasche

The Kepler K2 mission now makes it possible to find and study a wider variety of eclipsing binary stars than has been possible to-date, particularly long-period systems with narrow eclipses. Our aim is to characterise eclipsing binary stars…

Solar and Stellar Astrophysics · Physics 2018-08-15 P. F. L. Maxted , R. J. Hutcheon

We present an X-ray timing analysis of the transient X-ray binary MXB 1658-298, using data obtained from the RXTE and XMM-Newton observatories. We have made 27 new mid eclipse time measurements from observations made during the two…

High Energy Astrophysical Phenomena · Physics 2017-04-19 Chetana Jain , Biswajit Paul , Rahul Sharma , Abdul Jaleel , Anjan Dutta

Four candidates of eclipsing multiples, based on new extraneous eclipses found on Kepler binary light curves, are presented and studied. KIC 7622486 is a double eclipsing binary candidate with orbital period of 2.2799960 days and 40.246503…

Solar and Stellar Astrophysics · Physics 2017-03-03 Jia Zhang , Sheng-Bang Qian , Jian-Duo He

We present the results from a complex study of an eclipsing O-type binary (Aa+Ab) with the orbital period $P_{A}=3.2254367$ days, that forms part of a higher-order multiple system in a configuration (A+B)+C. We derived masses of the Aa+Ab…

Solar and Stellar Astrophysics · Physics 2024-04-05 Mónica Taormina , R. -P. Kudritzki , B. Pilecki , G. Pietrzyński , I. B. Thompson , J. Puls , M. Górski , B. Zgirski , D. Graczyk , W. Gieren , G. Hajdu

We discuss a method to determine orbital properties and masses of low-mass bodies orbiting eclipsing binaries. The analysis combines long-term eclipse timing modulations (light-travel time or LTT effect) with short-term, high-accuracy…

Astrophysics · Physics 2009-11-07 Ignasi Ribas , Frederic Arenou , Edward F. Guinan

We announce the detection of two new planetary-mass companions around Kepler-451 binary system in addition to the one detected previously based on eclipse timing variation analysis. We found that an inner planet with 43 d period with a…

Earth and Planetary Astrophysics · Physics 2022-11-02 Ekrem Murat Esmer , Özgür Baştürk , Selim Osman Selam , Sinan Aliş

The Kepler Mission provides nearly continuous monitoring of ~156 000 objects with unprecedented photometric precision. Coincident with the first data release, we presented a catalog of 1879 eclipsing binary systems identified within the 115…

We identify 231 objects in the newly released Cycle 0 dataset from the Kepler Mission as double-eclipse, detached eclipsing binary systems with Teff < 5500 K and orbital periods shorter than ~32 days. We model each light curve using the…

Solar and Stellar Astrophysics · Physics 2015-05-19 J. L. Coughlin , M. Lopez-Morales , T. E. Harrison , N. Ule , D. I. Hoffman

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

We conducted a search for very short-period transiting objects in the publicly available Kepler dataset. Our preliminary survey has revealed four planetary candidates, all with orbital periods less than twelve hours. We have analyzed the…

Earth and Planetary Astrophysics · Physics 2015-06-16 Brian Jackson , Christopher C. Stark , Elisabeth R. Adams , John Chambers , Drake Deming

We present the physical parameters of an eclipsing binary system EPIC 211982753 derived through photometric and radial velocity data modeling. We make use of photometric data from NASA's K2 mission, ASAS-SN, and 1.3-m Devasthal Fast Optical…

Solar and Stellar Astrophysics · Physics 2023-08-23 Alaxender Panchal , Yogesh C. Joshi