HS Vir definite superoutburst! YYYYMMDD(UT) mag observer 20010519.172 <135 (M. Simonsen) 20010520.166 <142 (M. Simonsen) 20010520.881 <148 (P. A. Dubovsky) 20010522.485 <148 (R. Stubbings) 20010522.592 <150 (A. Pearce) 20010522.885 <148 (P. A. Dubovsky) 20010524.917 137 (P. A. Dubovsky) 20010525.405 142 (R. Stubbings) 20010526.581 141 (A. Pearce) 20010527.562 131 (A. Pearce)