DY Per fading, update YYYYMMDD(UT) mag observer 20020402.803 123 (Georg Comello) 20020403.826 122 (Maciej Reszelski) 20020403.830 123 (Eddy Muyllaert) 20020405.819 123 (Christopher P. Jones) 20020406.826 121 (Christopher P. Jones) 20020406.846 120 (Gary Poyner) 20020406.907 125 (Maciej Reszelski) 20020407.458 121 (Hitoshi Itoh) 20020407.855 122 (Gary Poyner) 20020407.869 123 (Georg Comello) 20020410.855 122 (Gary Poyner) 20020415.858 123 (Gary Poyner) 20020416.863 125 (Gary Poyner) 20020423.874 125 (Gary Poyner) 20020430.928 131 (Gary Poyner) 20020501.910 134: (Gary Poyner) 20020502.949 134 (Gary Poyner)