GK Per recent Around minimum. YYMMDD(UT) mag observer 980918.369 131 (G. Hanson) 980918.651 132 (T. Watanabe) 980919.433 131 (G. Hanson) 980919.658 130 (H. Maehara) 980919.938 133 (G. Poyner) 980920.430 132 (G. Hanson) 980920.562 134: (M. Nakatani) 980920.613 132 (M. Hiraga) 980920.669 130 (H. Maehara) 980920.847 131 (R. J. Bouma) 980920.935 131 (E. Muyllaert) 980921.037 131 (G. Poyner) 980921.408 132 (G. Hanson) 980921.890 132 (B. H. Granslo) 980921.917 131 (E. Muyllaert) 980922.887 131 (E. Muyllaert) 980922.894 132 (A. Diepvens) 980922.910 133 (G. Comello) 980922.980 132 (B. H. Granslo) 980923.910 131 (E. Muyllaert) 980924.446 131 (G. Hanson) 980925.256 131 (G. Hanson) 980925.719 130 (H. Maehara) 980926.287 132 (G. Hanson) 980927.394 132 (G. Hanson) 980927.908 132 (A. Diepvens) 980929.406 132 (G. Hanson) 980930.390 132 (G. Hanson) 980930.858 131 (E. Muyllaert) 981001.435 132 (G. Hanson) 981002.681 130 (H. Maehara) 981002.791 131 (T. Watanabe) 981003.087 133 (G. Poyner) 981003.580 133: (M. Nakatani) 981003.722 131 (T. Watanabe) 981003.801 132 (M. Hiraga) 981009.076 132 (G. Poyner) 981009.607 133: (M. Nakatani) 981009.649 131 (T. Watanabe) 981009.678 131 (H. Maehara) 981010.010 134 (G. Poyner) 981011.467 135 (G. Hanson) 981011.883 133 (E. Muyllaert) 981011.946 134 (G. Poyner) 981012.419 134 (G. Hanson) 981012.785 133 (E. Muyllaert) 981012.885 132 (R. J. Bouma) 981014.742 <108 (D. V. Matsnev) 981014.830 133 (G. Comello) 981014.844 133 (E. Muyllaert) 981014.923 132 (G. Poyner) 981016.457 132 (G. Hanson) 981017.817 132 (R. J. Bouma) 981018.083 134 (G. Poyner) 981018.151 133 (R. J. Modic) 981018.491 132 (T. Watanabe) 981018.610 132 (H. Maehara) 981018.858 132 (A. Diepvens) 981018.865 133 (E. Muyllaert) 981019.451 133 (G. Hanson) 981019.776 133 (R. J. Bouma) 981019.819 131 (B. H. Granslo) 981019.967 132 (M. Gill) 981021.582 133 (M. Hiraga) 981022.667 132 (T. Watanabe) 981023.463 132 (G. Hanson) 981023.840 131 (E. Muyllaert) 981023.850 132 (B. H. Granslo) 981023.988 134 (G. Poyner) 981024.506 134 (G. Hanson) 981024.690 131 (T. Watanabe) 981024.726 132 (H. Maehara) 981024.799 132 (M. Hiraga) 981026.808 133 (E. Muyllaert) 981026.890 133 (G. Comello) 981028.453 133 (G. Hanson) 981029.421 133 (G. Hanson)