Chromospheric activity of the double-lined spectroscopic binary BF Lyn

D. Montes, R. Lachaume, M. J. Fernandez-Figueroa

We present simultaneous spectroscopic observations taken during four observing runs (1996 to 1999) of H_alpha, H_beta, H_epsilon, Ca II H & K, and Ca II IRT lines of the chromosphe…