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In this work we quantify the performance of $LSST$ on the detection of eclipsing binaries. We use $Kepler$ observed binaries to create a large sample of simulated pseudo-$LSST$ binary light curves. From these light curves, we attempt to…

Instrumentation and Methods for Astrophysics · Physics 2017-05-10 Mark Wells , Andrej Prša , Lynne Jones , Peter Yoachim

The Large Synoptic Survey Telescope (LSST) will photometrically monitor approximately 1 billion stars for ten years. The resulting light curves can be used to detect transiting exoplanets. In particular, as demonstrated by Lund et al.…

Earth and Planetary Astrophysics · Physics 2015-07-24 Savannah R. Jacklin , Michael B. Lund , Joshua Pepper , Keivan G. Stassun

The Chinese Small Telescope ARray (CSTAR) has observed an area around the Celestial South Pole at Dome A since 2008. About $20,000$ light curves in the i band were obtained lasting from March to July, 2008. The photometric precision…

The Large Synoptic Survey Telescope (LSST) will generate light curves for approximately 1 billion stars. Our previous work has demonstrated that, by the end of the LSST 10 year mission, large numbers of transiting exoplanetary systems could…

Earth and Planetary Astrophysics · Physics 2017-04-05 Savannah R. Jacklin , Michael B. Lund , Joshua Pepper , Keivan G. Stassun

The Large Synoptic Survey Telescope (LSST) will provide for unbiased sampling of variability properties of objects with $r$ mag $<$ 24. This should allow for those objects whose variations reveal their orbital periods ($P_{orb}$), such as…

Instrumentation and Methods for Astrophysics · Physics 2019-01-09 Michael A. C. Johnson , Poshak Gandhi , Adriane P. Chapman , Luc Moreau , Philip A. Charles , William I. Clarkson , Adam B. Hill

Binaries play key roles in determining stellar parameters and exploring stellar evolution models. We build a catalog of 88 eclipsing binaries with spectroscopic information, taking advantage of observations from both the Large Sky Area…

Solar and Stellar Astrophysics · Physics 2020-08-19 Fan Yang , Richard J. Long , Su-Su Shan , Bo Zhang , Rui Guo , Yu Bai , ZhongRui Bai , KaiMing Cui , Song Wang , Ji-Feng Liu

Eclipsing binary star systems provide the most accurate method of measuring both the masses and radii of stars. Moreover, they enable testing tidal synchronization and circularization theories, as well as constraining models of stellar…

Astrophysics · Physics 2008-11-04 Jonathan Devor

Results of an archival survey are presented using B-band imaging of the eastern spiral arm of M31. Focusing on the eclipsing binary star population, a matched-filter technique has been used to identify 280 binary systems. Of these, 127…

Astrophysics · Physics 2007-05-23 Ian Todd , Don Pollacco , Ian Skillen , D. M. Bramich , Steve Bell , Thomas Augusteijn

The realistic simulation of variable star populations is fundamental to determine the selection function and contamination in existing and upcoming multi-epoch surveys. We present \ellisa, a simulator that produces an ensemble of mock light…

In the first paper of this series we presented EBAS, a new fully automated algorithm to analyse the lightcurves of eclipsing binaries, based on the EBOP code. Here we apply the new algorithm to the whole sample of 2580 binaries found in the…

Astrophysics · Physics 2009-11-11 Tsevi Mazeh , Omer Tamuz , Pierre North

We developed a convolutional neural network (CNN) model to distinguish the double-lined spectroscopic binaries (SB2s) from others based on single exposure medium-resolution spectra ($R\sim 7,500$). The training set consists of a large set…

The Large Synoptic Survey Telescope (LSST) will be a ground-based, optical, all-sky, rapid cadence survey project with tremendous potential for discovering and characterizing asteroids. With LSST's large 6.5m diameter primary mirror, a wide…

Instrumentation and Methods for Astrophysics · Physics 2016-03-16 R. Lynne Jones , Mario Juric , Zeljko Ivezic

We present observations of a new low-mass double-lined eclipsing binary system discovered using repeat observations of the celestial equator from the Sloan Digital Sky Survey II. Using near-infrared photometry and optical spectroscopy we…

Astrophysics · Physics 2010-04-29 Cullen H. Blake , Guillermo Torres , Joshua S. Bloom , B. Scott Gaudi

We present detailed simulations of the Pan-STARRS-1 (PS1) multi-epoch, multi-band 3-pi Survey in order to assess its potential yield of transiting planets and eclipsing binaries. This survey differs from dedicated transit surveys in that it…

Solar and Stellar Astrophysics · Physics 2014-11-20 Trent J. Dupuy , Michael C. Liu

Variable stars, or particularly eclipsing binaries, are very essential astronomical occurrence. Surveys are the backbone of astronomy, and many discoveries of variable stars are the results of surveys. All-Sky Automated Survey (ASAS) is one…

Solar and Stellar Astrophysics · Physics 2015-06-16 Lidia Mayangsari , Rhorom Priyatikanto , Mahasena Putra

Binary stars are prevalent yet challenging to detect. We present a novel approach using convolutional neural networks (CNNs) to identify binary stars from low-resolution spectra obtained by the LAMOST survey. The CNN is trained on a dataset…

Solar and Stellar Astrophysics · Physics 2025-02-25 Yingjie Jing , Tian-Xiang Mao , Jie Wang , Chao Liu , Xiaodian Chen

In the last couple of decades, tremendous progress has been achieved in developing robotic telescopes and, as a result, sky surveys (both terrestrial and space) have become the source of a substantial amount of new observational data. These…

Solar and Stellar Astrophysics · Physics 2021-08-04 Michal Čokina , Viera Maslej-Krešňáková , Peter Butka , Štefan Parimucha

We present a detailed light curve analysis of publicly available V band observations of 62 binary stars, mostly contact binaries, obtained by the All Sky Automated Survey (ASAS)-3 project between 2000 and 2009. Eclipsing binaries are…

Solar and Stellar Astrophysics · Physics 2015-05-20 Sukanta Deb , Harinder P. Singh

We present a detailed V-band photometric light curve modeling of 30 eclipsing binaries using the data from Pietrukowicz et al. (2009) collected with the European Southern Observatory Very Large Telescope (ESO VLT) of diameter 8-m. The light…

Eclipsing binaries (EBs) play an important astrophysical role in studying stellar properties and evolution. By analyzing photometric data in the LAMOST Medium-Resolution Survey field, RA: $23^h$$01^m$$51.00^s$, Dec:…

Solar and Stellar Astrophysics · Physics 2024-12-03 Jing-Yi Wang , Kai Li , Xiang Gao , Di-Fu Guo , Li-Heng Wang , Dong-Yang Gao , Ling-Zhi Li , Ya-Ni Guo , Xing Gao , Guo-You Sun
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