Obs: Klaus Wenzel Wenigumstadt (Germany) Instr.: 406/1829mm Newton e-mail: wenzel.qso at t-online.de all observations are visual Object Date UT mag S5 0716+71 20110320.781 13.7 Mrk 421 20110320.833 12.3 strong moonlight HS 0624+6907 20110320.795 14.0 SN 2010jl 20110320.802 14.5 Klaus Wenzel