V589 Her outburst, up to now YYYYMMDD(UT) mag observer 20010630.983 <148 (G. Poyner) 20010701.980 <148 (G. Poyner) 20010702.204 <144 (M. Simonsen) 20010704.958 <148 (G. Poyner) 20010705.971 <142 (M. Reszelski) 20010706.924 <148 (M. Reszelski) 20010709.169 <148 (M. Simonsen) 20010710.919 142 (C. P. Jones) 20010710.927 141 (C. P. Jones) 20010710.951 143: (G. Poyner) 20010710.985 141 (C. P. Jones) 20010711.189 142 (M. Simonsen) 20010711.199 142 (M. Simonsen) 20010711.208 142 (M. Simonsen) 20010711.222 142 (M. Simonsen)