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. Maehara) 980918.364 127 (G. Hanson) 980918.949 127 (M. Verdenet) 980919.428 122 (G. Hanson) 980919.646 123 (H. Maehara) 980919.931 122 (G. Poyner) 980919.980 126 (T. Kinnunen) 980920.425 127 (G. Hanson) 980920.626 125 (H. Maehara) 980920.919 128 (M. Verdenet)