First stars XI. Chemical composition of the extremely metal-poor dwarfs inthe binary CS 22876-032

2007/12/18 by J. I. González Hernández, P. Bonifacio, H. -G. Ludwig +16
Physics and Astronomy · Social Sciences · #Astronomy and Astrophysical Research #Binary number #Binary star #Binary system #Chemical composition #Chemical evolution #Educational Leadership and Practices #Stars #Stellar atmosphere #Stellar evolution #Stellar, planetary, and galactic studies #astro-ph

paper · pdf · doi:10.1051/0004-6361:20078847

Accepted for publication in Astronomy & Astrophysics

arxiv created 2007/12/18 · openalex publication_date 2008/01/09 · arxiv updated 2009/12/01 · openalex created_date 2016/06/24 · openalex updated_date 2026/08/05

Abstract

Context.Unevolved metal-poor stars constitute a fossil record of the early Galaxy, and can provide invaluable information on the properties of the first generations of stars. Binary systems also provide direct information on the stellar masses of their member stars.

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