PY Per bright outburst UGZ star. Relatively bright (and possibly structured?) outburst. YYYYMMDD(UT) mag observer 20010811.982 <147 (M. Reszelski) 20010814.988 <148 (M. Reszelski) 20010815.312 <139 (M. Simonsen) 20010815.983 <155 (M. Reszelski) 20010817.094 <159 (G. Poyner) 20010819.051 <139 (P. A. Dubovsky) 20010821.356 <139 (M. Simonsen) 20010822.983 <155 (M. Reszelski) 20010824.942 <155 (M. Reszelski) 20010825.044 <148 (P. A. Dubovsky) 20010825.326 <138 (M. Simonsen) 20010825.944 <148 (M. Reszelski) 20010826.946 <152 (M. Reszelski) 20010827.030 <159 (G. Poyner) 20010827.060 137 (P. A. Dubovsky) 20010827.992 <155 (M. Reszelski) 20010828.046 <159 (G. Poyner) 20010829.270 141 (M. Simonsen)
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