MKN421 fainter! The blazar MKN421 (Markarian 421) is reported to have remarkably faded. The present level of faintness was only attained in early 1996. YYYYMMDD(UT) mag observer 20000522.912 130 (E. Muyllaert) 20000523.156 132 (G. Hanson) 20000523.974 131 (G. Poyner) 20000524.171 131 (G. Hanson) 20000525.169 131 (G. Hanson) 20000525.901 132 (J. Ripero) 20000525.913 131 (E. Muyllaert) 20000526.169 132 (G. Hanson) 20000527.172 131 (G. Hanson) 20000528.174 132 (G. Hanson) 20000528.505 131 (T. Watanabe) 20000528.517 129 (H. Itoh) 20000529.180 132 (G. Hanson) 20000529.885 131 (J. Ripero) 20000529.983 131 (G. Poyner) 20000530.169 132 (G. Hanson) 20000530.906 132 (M. Reszelski) 20000530.935 131 (C. P. Jones) 20000530.942 132 (H. McGee) 20000531.173 131 (G. Hanson) 20000531.869 12.90C (D. Rodriguez) 20000531.876 134 (M. Reszelski) 20000531.894 132 (J. Ripero) 20000601.174 131 (G. Hanson) 20000602.173 131 (G. Hanson) 20000603.244 131 (G. Hanson) 20000605.883 132 (J. Ripero) 20000606.944 134 (G. Poyner) 20000607.226 131 (G. Hanson) 20000607.885 132 (J. Ripero) 20000609.189 131 (G. Hanson) 20000610.190 131 (G. Hanson) 20000610.194 132 (M. Simonsen) 20000610.928 132 (C. P. Jones) 20000611.199 131 (G. Hanson) 20000612.918 129 (C. P. Jones) 20000617.964 132 (G. Poyner) 20000618.962 132 (G. Poyner) 20000618.964 133 (H. McGee) 20000620.178 133 (G. Hanson) 20000621.949 134 (H. McGee) 20000621.976 132 (G. Poyner) 20000622.192 134 (G. Hanson) 20000623.176 134 (G. Hanson) 20000625.173 135 (G. Hanson) 20000626.974 132 (G. Poyner) 20000627.899 138 (J. Ripero) 20000703.169 135 (G. Hanson)