The emission lines in the ultraviolet region 3140-3500A of CH Cygni, and related problems
English
Swings, Jean-Pierre[Université de Liège - ULg > Département d'astrophys., géophysique et océanographie (AGO) > Département d'astrophys., géophysique et océanographie (AGO) >]
Swings, Polydore[Université de Liège - ULg > Institut d'Astrophysique de Liège > > > > >]
[en] The M6 semi-regular variable CH Cygni had an outburst in June 1967. The emission lines of the ultraviolet region λ< 3500 Å are described. General considerations on the importance of this region are outlined.