AAVSO Sudden Ionospheric Disturbance Report November 1993 Observers: A-09 A-40 A-50 A-59 A-61 A-62 A-63 A-65 A-66 A-67 A-68 A-69 A-70 A-71 A-72 A-73 A-74 A-75 A-76 A-77 A-78 A-80 A-81 YYMMDD Event Peak (UT) Importance 931101 1122 1 931101 1237 1- 931101 1555 1 931104 1145 1- 931104 1229 1- 931104 2126 1+ 931108 2200 1+ 931110 1540 1 931110 2136 1- 931111 1127 2+ 931111 1455 1- 931111 1702 1 931111 1732 1 931111 1916 1- 931112 0030 1 931112 0221 1- 931112 0837 1 931112 1610 2+ 931112 1800 1 931112 1945 1- 931112 2000 1- 931112 2038 1- 931112 2047 1- 931112 2201 1- 931112 2301 1- 931113 0017 1- 931113 0105 1- 931113 0237 1- 931113 0416 1- 931113 0754 1- 931113 0931 1+ 931113 1008 1 931113 1034 1+ 931113 1532 2+ 931113 1742 1 931114 1701 1 931114 1825 1- 931114 2131 1- 931115 1709 1+ 931115 2330 1 931116 0930 1- 931118 1331 1- 931118 1700 1 931118 1953 3 931119 0739 2+ 931119 2000 3 931120 0030 1+ 931120 2005 2 931122 0310 1 931122 0955 1- 931122 1450 1- 931122 2326 2 931123 0816 1- 931124 0945 1 931124 1317 1- 931124 1854 1 931124 2345 1+ 931125 1905 1+ 931125 2026 1+ 931126 1122 1+ 931126 1210 1- 931126 1605 1 931126 1711 1+ 931129 0729 1- 931129 1012 1 931129 1515 1- 931129 1735 1+ 931129 1910 1- 931129 2315 1 ******************************************* Importance Summary November 1993 1- events: 30 1 events: 19 1+ events: 12 2 events: 2 2+ events: 4 3 events: 2 3+ events: 0 Total events: 69