Oxygen, α-element and iron abundance distributions in the inner part of the Galactic thin disc

R. P. Martin, S. M. Andrievsky, V. V. Kovtyukh +3

We derived elemental abundances in 27 Cepheids, the great majority situated within a zone of Galactocentric distances ranging from 5 to 7 kpc. One star of our sample, SU Sct, has a…