SIMBAD references

2015MNRAS.454.2946L - Mon. Not. R. Astron. Soc., 454, 2946-2953 (2015/December-2)

Properties of eclipsing binaries from all-sky surveys - II. Detached eclipsing binaries in Catalina Sky Surveys.

LEE C.-H.

Abstract (from CDS):

Eclipsing binaries play pivotal roles in our understanding of stellar properties. In the era of all-sky surveys, thousands of eclipsing binaries have been charted, yet their light curves remain unexplored. The goal of this work is to use time series and colour information to extract physical parameters of the binary systems when the spectroscopic information is not available. Inspired by the work of Devor et al., we use the Detached Eclipsing Binary Light curve fitter (DEBiL) and the Method for Eclipsing Component Identification (MECI) to derive basic properties of the binary systems identified by the Catalina Sky Surveys. We derive the mass, fractional radius, and age for 2170 binary systems. We report 211 eccentric systems and compare their properties to the tidal circularization theory. From the mass estimate, we present a subsample of low-mass M-dwarfs which warrant further follow-up to test the stellar models at the low-mass regime. With MECI, we are able to estimate the distance to individual eclipsing binary system and use them to probe the large-scale structure of the Milky Way. We demonstrate that DEBiL and MECI are instrumental to investigate eclipsing binary light curves in the era of all-sky surveys, and provide estimates of stellar parameters when the spectroscopic information is not available.

Abstract Copyright: © 2015 The Author Published by Oxford University Press on behalf of the Royal Astronomical Society (2015)

Journal keyword(s): binaries: eclipsing

VizieR on-line data: <Available at CDS (J/MNRAS/454/2946): table1.dat table2.dat table3.dat>

Simbad objects: 522

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