Fundamental parameters of the Ap-stars GO And, 84 UMa, and $\kappa$ Psc

A. Romanovskaya, D. Shulyak, T. Ryabchikova +1

The aim of this work is to determine fundamental parameters of three Ap stars, GO And (HD 4778), $\kappa$ Psc (HD 220825), and 84 UMa (HD 120198), using spectroscopic techniques. By ana…