The Ultraviolet History of the Outbursting Symbiotic Stars Z Andromedae and AG Draconis (Abstract)

Volume 35 number 1 (2007)

R. Gonzalez-Riesta

R. Viotti

J. Greiner

T. Iijima

M. Maesano

J. A. Mattei

Abstract

(Abstract only) Thanks to its long lifetime, the astronomical satellite IUE (International Ultraviolet Explorer) has monitored the ultraviolet spectrum of many symbiotic stars during different phases of their activity. The cases of Z And and AG Dra are described.