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Population studies. XIII. A new analysis of the Bidelman-Macconnell "weak-metal" stars - Confirmation of metal-poor stars in the thick disk of the galaxy

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Beers, Timothy C
Norris, John
Placco, Vinicius M
Lee, Young Sun
Rossi, Silvia
Carollo, Daniela
Masseron, Thomas

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IOP Publishing

Abstract

A new set of very high signal-to-noise (S/N > 100/1), medium-resolution (R ∼ 3000) optical spectra have been obtained for 302 of the candidate "weak-metal" stars selected by Bidelman & MacConnell. We use these data to calibrate the recently devel

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Astrophysical Journal, The

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Open Access

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