GK Per brightening update YYYYMMDD(UT) mag observer 20010330.818 130 (C. P. Jones) 20010330.842 131 (E. Muyllaert) 20010401.449 <118 (M. Ooishi) 20010403.828 132 (G. Comello) 20010404.826 132 (C. P. Jones) 20010404.864 131 (G. Poyner) 20010405.076 132 (M. Simonsen) 20010405.817 132 (M. Reszelski) 20010407.833 130 (P. Schmeer) 20010412.819 128 (P. Schmeer) 20010414.089 127 (M. Simonsen) 20010414.810 126 (M. Reszelski) 20010414.819 131 (O. Pejcha) 20010415.103 127 (M. Simonsen) 20010418.067 127 (M. Simonsen) 20010418.875 130 (R. J. Bouma) 20010419.860 129 (R. J. Bouma) 20010421.876 129 (R. J. Bouma) 20010421.885 129 (M. Westlund) 20010426.851 127 (M. Reszelski)