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astro-ph2000
Distance to the Large Magellanic Cloud: the RR Lyrae stars
G. Clementini, R. G. Gratton, A. Bragaglia +3
(abridged) New photometry and spectroscopy for more than a hundred RR Lyrae stars in two fields located close to the bar of the Large Magellanic Cloud (LMC) are used to derive new…
astro-ph2000
Abundances of light elements in metal-poor stars. IV. [Fe/O] and [Fe/Mg] and the history of star formation in the solar neighborhood
Raffaele Gratton, Eugenio Carretta, Francesca Matteucci +1
The accurate O, Mg and Fe abundances derived in previous papers of this series from a homogenous reanalysis of high quality data for a large sample of stars are combined with stell…