MKN501 recent (cont'd) YYYYMMDD(UT) mag observer 20040213.758 133 (Tomohito Ohshima) 20040306.672 <124 (Tomohito Ohshima) 20040309.653 <123 (Tomohito Ohshima) 20040312.714 <134 (Tomohito Ohshima) 20040331.635 <124 (Tomohito Ohshima) 20040408.624 <130 (Tomohito Ohshima) 20040414.621 <123 (Tomohito Ohshima)