IY UMa outburst: rapid fading Normal outburst. YYYYMMDD(UT) mag observer 20010228.270 <147 (M. Simonsen) 20010301.294 <147 (M. Simonsen) 20010301.874 <137 (G. Poyner) 20010301.942 <136 (H. McGee) 20010301.967 <145 (M. Reszelski) 20010302.910 <137 (G. Poyner) 20010303.007 <140 (M. Reszelski) 20010304.942 143 (T. Kinnunen) 20010304.958 143 (T. Kinnunen) 20010304.958 <137 (G. Poyner) 20010304.992 148: (T. Kinnunen) 20010305.851 <136 (M. Reszelski) 20010305.876 <134 (G. Poyner) 20010305.919 151: (T. Kinnunen) 20010306.867 <140 (M. Reszelski)
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