X Leo outburst YYYYMMDD(UT) mag observer 20010423.865 <135 (E. Muyllaert) 20010423.887 <141 (J. Ripero) 20010423.887 <148 (G. Poyner) 20010424.896 <143 (E. Muyllaert) 20010424.897 162: (G. Poyner) 20010424.899 152: (M. Reszelski) 20010424.928 <135 (H. McGee) 20010425.496 <141 (R. Stubbings) 20010425.842 <135 (P. A. Dubovsky) 20010425.892 158 (G. Poyner) 20010426.144 <143 (M. Simonsen) 20010426.551 <150 (A. Pearce) 20010426.946 155: (M. Reszelski) 20010427.869 <141 (J. Ripero) 20010428.169 <143 (M. Simonsen) 20010428.394 130 (R. Stubbings) 20010428.444 125: (P. Nelson) 20010428.528 <123 (M. Nakatani)