The unusual A-star VW Ari: chemical composition revisited

I. V. Chernyshova, S. M. Andrievsky, V. V. Kovtyukh +1

Seven high-resolution and high S/N CCD spectra were used to derive elemental abundances in the atmosphere of VW Ari A (T_eff=7200, log g=3.7) which is the primary component of a vi…