Browsing by Author "Tao, Jun"

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Steps toward determination of the size and structure of the broad-line region in active galactic nuclei. XII. Ground-based monitoring of 3C 390.3

Dietrich, Matthias; Peterson, Bradley M.; Albrecht, P.; Altmann, Martin; Barth, Aaron J.; Bennie, P. J.; Bertram, Ray; Bochkarev, Nikolai G.; Oswalt, T. D.; Tao, Jun (1998-04)

Results of a ground-based optical monitoring campaign on 3C 390.3 in 1994-1995 are presented. The broadband fluxes (B, V, R, and I), the spectrophotometric optical continuum flux Fλ(5177 Å), and the integrated emission-line ...