Outburst of TZ Per (update) YYMMDD(UT) mag observer 980813.076 147 (G. Poyner) 980815.306 136 (G. Hanson) 980815.990 137 (T. Kinnunen) 980816.067 144 (G. Poyner) 980816.958 131 (G. Poyner) 980816.980 128 (T. Kinnunen) 980817.060 128 (E. Broens) 980817.990 128 (T. Kinnunen) 980818.869 128 (T. Kinnunen) 980819.019 131 (G. Poyner) 980819.960 128 (T. Kinnunen) 980819.962 130 (D. Gill)