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astro-ph.GA2026
The Pristine survey XXIX. Data Release 2: Photometric metallicities for 15 millions stars down to
Zhen Yuan, Anke Ardern-Arentsen, Nicolas F. Martin +15
Tailored narrow-band photometric observations are an efficient way to measure the metallicity of Milky Way stars. The Pristine survey has been mapping the northern sky since 2015 u…
astro-ph.GA2026
Abundances of CNO in candidate young metal-poor stars
Piercarlo Bonifacio, Elisabetta Caffau, Luca Sbordone +6
In this contribution we investigate the CNO abundances in five apparently young evolved stars, with the aim of discriminating between truly young stars and stars that were rejuvena…