Obs: Klaus Wenzel Wenigumstadt (Germany) Instr.: 317/1500mm Newton; e-mail: wenzel.qso at t-online.de bright moon all observations are visual Object Date UT mag UMa KS 20120502.861 12.8 Boo CR 20120502.875 14.2 CrB R 20120502.878 12.3 Her V844 20120502.885 12.5 AGN Mrk 421 20120502.844 12.6 NGC 4151 20120502.847 11.6 Klaus Wenzel