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Symbiotic Nova V1016 Cyg as Interacting Binary

Chochol, D.; Pribulla, T.; Parimucha, S.

Long-term UBV photoelectric and photographic photometry of the symbiotic nova V1016 Cyg is discussed. The pre-outburst brightening in 1949, main nova-like outburst in 1964 and two small brightenings in 1980 and 1994 suggest 15.1±0.2 years period of activity. It is shown that a variation in the (J-K) colour index as well as that in the UV continuum…