BZ UMa rapid fading stage YYYYMMDD(UT) mag observer 20010427.875 <140 (J. Ripero) 20010428.160 <141 (M. Simonsen) 20010428.876 <140 (J. Ripero) 20010428.898 <154 (G. Poyner) 20010428.904 160 (C. P. Jones) 20010428.939 158: (M. Reszelski) 20010429.113 <141 (M. Simonsen) 20010429.276 159 (R. J. Modic) 20010429.869 <148 (P. A. Dubovsky) 20010429.899 <154 (G. Poyner) 20010430.885 <141 (P. A. Dubovsky) 20010430.901 <137 (G. Poyner) 20010501.033 <143 (M. Reszelski) 20010501.136 <141 (M. Simonsen) 20010501.868 108 (P. A. Dubovsky) 20010501.891 108 (M. Reszelski) 20010501.933 107 (B. H. Granslo) 20010502.056 108 (B. H. Granslo) 20010502.853 109 (M. Reszelski) 20010502.898 107 (C. P. Jones) 20010502.919 108 (E. Muyllaert) 20010502.956 111 (M. Reszelski) 20010502.972 113 (P. A. Dubovsky) 20010502.985 112 (B. H. Granslo) 20010503.121 115 (R. J. Modic) 20010503.872 116 (M. Reszelski) 20010504.108 126 (R. J. Modic)