KT Per outburst (update) YYMMDD(UT) mag observer 980912.694 <147 (S. Takahashi) 980913.819 <147 (T. Kinnunen) 980914.224 <147 (G. Hanson) 980915.444 <147 (G. Hanson) 980916.731 <132 (H. Mara) 980918.364 127 (G. Hanson) 980918.949 127 (M. Verdenet) 980919.428 122 (G. Hanson) 980919.646 123 (H. Maehara) 980919.919 128 (M. Verdenet) 980919.931 122 (G. Poyner) 980919.980 126 (T. Kinnunen) 980920.425 127 (G. Hanson) 980920.626 125 (H. Maehara) 980920.935 124 (E. Muyllaert) 980921.030 120 (G. Poyner) 980921.403 123 (G. Hanson) 980921.887 121 (E. Muyllaert) 980921.960 118 (T. Kinnunen) 980922.840 119 (T. Kinnunen)