TZ Per standstill (cont'd) YYMMDD(UT) mag observer 980920.426 136 (G. Hanson) 980920.672 133 (H. Maehara) 980920.933 136 (E. Muyllaert) 980921.033 134 (G. Poyner) 980921.405 136 (G. Hanson) 980921.896 137 (E. Muyllaert) 980921.919 134 (T. Kinnunen) 980922.869 137 (T. Kinnunen) 980922.887 <136 (E. Muyllaert) 980923.899 <136 (E. Muyllaert) 980923.899 140 (T. Kinnunen) 980924.444 142 (G. Hanson) 980924.869 138 (T. Kinnunen) 980925.253 140 (G. Hanson) 980925.698 <136 (H. Maehara) 980925.850 142 (T. Kinnunen) 980926.285 139 (G. Hanson) 980927.392 139 (G. Hanson)