2 papers
astro-ph.SR2026
Evolutionary variations of superficial iron and calcium abundance in main sequence A stars
Yu. A. Fadeyev, R. M. Bayazitov
Main sequence stellar evolution models were computed together with solution of the equations of atomic diffusion for 16 elements from hydrogen to nickel. The grid of evolutionary t…
astro-ph.SR2026
HD 188101: A Spotted B Star with Abundance Anomalies
R. M. Bayazitov, L. I. Mashonkina, Yu. V. Pakhomov +1
Based on spectroscopic and photometric observations, we have determined the fundamental parameters of the poorly studied star HD 188101 with a weak magnetic field. Its effective te…