TZ Per outburst YYYYMMDD(UT) mag observer 20011004.816 <136 (E. Muyllaert) 20011006.938 <136 (E. Muyllaert) 20011007.812 142 (M. Verdenet) 20011007.897 <140 (J. Ripero) 20011008.220 <140 (M. Simonsen) 20011008.826 140 (M. Verdenet) 20011008.856 <136 (E. Muyllaert) 20011009.837 <140 (E. Muyllaert) 20011009.849 144 (M. Reszelski) 20011009.901 <141 (J. Ripero) 20011010.801 137 (E. Muyllaert) 20011010.824 139 (M. Verdenet) 20011011.817 132 (M. Verdenet) 20011011.885 135 (E. Muyllaert) 20011012.814 130 (M. Verdenet)