Profile variability of the H-alpha and H-beta broad emission lines in NGC5548

A. I. Shapovalova, V. T. Doroshenko, N. G. Bochkarev +10

Between 1996 and 2002, we have carried out a spectral monitoring program for the Seyfert galaxy NGC 5548. High quality spectra (S/N>50), covering the spectral range (4000-7500)AA w…