Dramatic Changes in the Outburst Properties in V503 Cygni
Dramatic Changes in the Outburst Properties in V503 Cygni
We examined the VSNET light curve of the unusual SU UMa-type dwarf nova V503 Cyg which is known to show a short (89 d) supercycle length and exceptionally small (a few) normal outbursts within a supercycle. In 1999-2000, V503 Cyg displayed frequent normal outbursts with typical recurrence times of 7-9 …