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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-ph1996
Abundances of light elements in metal-poor stars. I. Atmospheric parameters and a new T_eff scale
R. G. Gratton, E. Carretta, F. Castelli
We present atmospheric parameters for about 300 stars of different chemical composition, whose spectra will be used to study the galactic enrichment of Fe and light elements. These…