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Multiples among detached eclipsing binaries from the ASAS catalog

2015/02/27 by K. G. Hełminiak, Hełminiak, K. G., M. Konacki +17
Engineering · Physics and Astronomy · #Astronomical Observations and Instrumentation #Astronomy and Astrophysical Research #FOS: Physical sciences #Solar and Stellar Astrophysics (astro-ph.SR) #Stellar, planetary, and galactic studies #astro-ph.SR

paper · pdf · doi:10.48550/arxiv.1502.08036

5 pages, 5 figures, from the proceedings of the "Living Together: Planets, Host Stars and Binaries" conference, Litomysl, Czech Rep. To appear in ASPCS

arxiv created 2015/02/27 · openalex publication_date 2015/02/27 · arxiv updated 2015/03/02 · openalex created_date 2016/06/24 · openalex updated_date 2026/07/28

Abstract

For more than three years now we have been conducting a spectroscopic survey of detached eclipsing binaries (DEBs) from the All-Sky Automated Survey (ASAS) database. Thousands of high-resolution spectra of over 300 systems were secured, and used for radial velocity measurements and spectral analysis. In our sample we found a zoo of multiple systems, such as spectroscopic triples and quadruples, visual binaries with eclipsing components, and circumbinary low-mass companions, including sub-stellar-mass candidates

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