V503 Cyg superoutburst continues YYYYMMDD(UT) mag observer 20010810.944 <142 (H. McGee) 20010811.290 <146 (M. Simonsen) 20010811.916 <142 (E. Muyllaert) 20010812.021 <152 (M. Reszelski) 20010813.174 <138 (M. Simonsen) 20010814.285 137 (M. Simonsen) 20010814.875 130 (J. Ripero) 20010814.892 135 (E. Muyllaert) 20010814.973 140 (P. A. Dubovsky) 20010815.012 134 (M. Reszelski) 20010815.256 135 (M. Simonsen) 20010815.983 139 (P. A. Dubovsky) 20010816.012 135 (M. Reszelski) 20010816.907 135 (E. Muyllaert) 20010816.982 139 (P. A. Dubovsky) 20010817.021 134 (G. Poyner) 20010817.899 138 (E. Muyllaert) 20010818.989 139 (P. A. Dubovsky)