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Building on previous work, a new search of the SuperWASP archive was carried out to identify eclipsing binary systems near the short-period limit. 143 candidate objects were detected with orbital periods between 16000 and 20000 s, of which…

Solar and Stellar Astrophysics · Physics 2015-06-11 M. E. Lohr , A. J. Norton , U. C. Kolb , P. F. L. Maxted , I. Todd , R. G. West

We report a study of the eclipse timing variation (ETV) of short period ($P_1\le 6^d$) eclipsing binaries (EB) monitored during the photometric survey OGLE-IV. From the 425\,193 EBs we selected approximately 80\,000 binaries that we found…

Solar and Stellar Astrophysics · Physics 2019-03-05 T. Hajdu , T. Borkovits , E. Forgács-Dajka , J. Sztakovics , G. Marschalkó , G. Kutrovátz

We present the discovery and characterization of TIC 295741342, a triply-eclipsing triple star system with a giant tertiary. The eclipsing binary consists of two similar main-sequence stars in a 4.75-day orbit. The binary is in a 412.8-day…

The TESS space mission is producing superb data for asteroseismology, eclipsing binary stars, gyrochronology, and other fields of stellar astronomy where the data are variable light curves. We show that TESS data are excellent for…

Solar and Stellar Astrophysics · Physics 2020-07-08 Gautier Mathys , Donald W. Kurtz , Daniel L. Holdsworth

Context: TESS has been successfully launched and has begin data acquisition. To expedite the science that may be performed with the resulting data it is necessary to gain a good understanding of planetary yields. Given the observing…

Earth and Planetary Astrophysics · Physics 2018-11-21 Benjamin F. Cooke , Don Pollacco , Richard West , James McCormac , Peter J. Wheatley

During its 2-year Prime Mission, TESS observed over 232,000 stars at a 2-min cadence across ~70% of the sky. These data provide a record of photometric variability across a range of astrophysically interesting time scales, probing stellar…

The Super Wide Angle Search for Planets (SuperWASP) is a whole-sky high-cadence optical survey which has searched for exoplanetary transit signatures since 2004. Its archive contains long-term light curves for ~30 million 8-15 V magnitude…

Solar and Stellar Astrophysics · Physics 2015-04-28 M. E. Lohr

A transiting planet invites us to measure its size, mass, orbital parameters, atmospheric composition, and other characteristics. But the invitation can only be accepted if the host star is bright enough for precise measurements of its flux…

Earth and Planetary Astrophysics · Physics 2024-10-18 Joshua N. Winn

We present photodynamical models of four eclipsing binary systems that are members of higher-order multiple systems. We provide some radial velocities measurements and use recent TESS data for three of the systems. KIC 7668648 consists of…

Solar and Stellar Astrophysics · Physics 2023-12-12 Jerome A. Orosz

In this study we identify 11 Kepler systems (KIC 5255552, 5653126, 5731312, 7670617, 7821010, 8023317, 10268809, 10296163, 11519226, 11558882 and 12356914) with a "flip-flop" effect in the eclipse timing variations O-C diagrams of the…

Solar and Stellar Astrophysics · Physics 2020-09-02 A. K. Getley , B. Carter , R. King , S. O'Toole

We present a semi-analytic estimate of the expected yield of single-transit planets from the Transiting Exoplanet Survey Satellite (TESS). We use the TESS Candidate Target List 6 (CTL-6) as an input catalog of over 4 million sources. We…

Earth and Planetary Astrophysics · Physics 2019-06-05 Steven Villanueva , Diana Dragomir , B. Scott Gaudi

We report the very first analysis of 27 eclipsing binary systems with high eccentricities that sometimes reach up to 0.8. The orbital periods for these systems range from 1.4 to 37 days, and the median of the sample is 10.3 days. Star…

Solar and Stellar Astrophysics · Physics 2021-08-17 P. Zasche , Z. Henzl , M. Masek

This study broadens our comprehensive investigation of total-eclipse W Ursae Majoris-type contact binaries by analyzing eight additional systems, continuing our previous research. Multiband $BVR_cI_c$ photometric data were obtained at an…

Solar and Stellar Astrophysics · Physics 2025-11-25 Atila Poro , Raul Michel , Francisco Javier Tamayo , Mahya Hedayatjoo , Hector Aceves , Fahri Alicavus

There is a relatively large population of known double white dwarfs (DWDs) that were mostly discovered through spectroscopic observations and by measuring their radial velocity variations. Photometric observations from these systems give us…

Solar and Stellar Astrophysics · Physics 2025-07-15 Sedighe Sajadian , Aref Asadi

Several hundreds of thousands of eclipsing binaries (EBs) are expected to be detected in the Transiting Exoplanet Survey Satellite (TESS) full frame images (FFIs). This represents a significant increase in the number of EBs available for…

Solar and Stellar Astrophysics · Physics 2024-10-16 Frédéric Marcadon , Andrej Prša

IM Per is a triple star system whose eclipsing pair masses and radii are accurate to within 1 \%. The TESS light curve of the program target exhibits partial eclipses and multiple oscillations with mmag-level amplitudes. It is found that…

Solar and Stellar Astrophysics · Physics 2021-03-03 Jae Woo Lee , Kyeongsoo Hong , Hye-Young Kim

Eclipsing, short-period post-common envelope binaries (PCEBs) have been studied for several decades by eclipse timing variations (ETVs) which have been interpreted as being caused by circumbinary bodies. In this paper we report 355 new…

Solar and Stellar Astrophysics · Physics 2025-10-29 D. Pulley , I. D. Sharp , J. Mallett , S. von Harrach

We provide a database of transit times and updated ephemerides for 382 planets based on data from the NASA Transiting Exoplanet Survey Satellite (TESS) and previously reported transit times which were scraped from the literature in a…

Earth and Planetary Astrophysics · Physics 2022-04-20 Ekaterina S. Ivshina , Joshua N. Winn

V498 Cyg is an early-B-type binary known to show eclipses on a period of 3.48 d, and two sets of spectral lines. We present the discovery of a second set of eclipses, on a 1.44-d period, in the light curve of this object from the Transiting…

Solar and Stellar Astrophysics · Physics 2022-01-10 John Southworth
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