BL Lac recent (cont'd) YYYYMMDD(UT) mag observer 20010330.090 142 (T. Kinnunen) 20010403.069 142 (T. Kinnunen) 20010407.060 143 (T. Kinnunen) 20010411.050 148 (T. Kinnunen) 20010421.133 147 (G. Poyner) 20010425.019 <137 (T. Kinnunen) 20010427.080 145: (M. Reszelski)