V1504 Cyg superoutburst continues YYYYMMDD(UT) mag observer 20010712.308 <145 (M. Simonsen) 20010713.279 <151 (M. Simonsen) 20010714.297 <151 (M. Simonsen) 20010714.966 <155 (G. Poyner) 20010715.306 <145 (M. Simonsen) 20010720.042 <157 (G. Poyner) 20010721.989 147 (M. Reszelski) 20010722.178 146 (M. Simonsen) 20010722.972 143 (M. Reszelski) 20010723.960 143 (M. Reszelski) 20010725.274 144 (M. Simonsen) 20010726.074 145 (G. Poyner) 20010727.001 145 (M. Reszelski) 20010727.267 145 (M. Simonsen) 20010729.012 146 (P. A. Dubovsky) 20010729.033 146 (M. Reszelski) 20010730.021 148 (G. Poyner) 20010730.943 150 (P. A. Dubovsky) 20010731.044 149 (G. Poyner)