AAVSO Sudden Ionospheric Disturbance Report January 1993 Observers: A-03 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-79 YYMMDD Event Peak (UT) Importance 930101 1151 1- 930101 1341 1+ 930102 1745 1+ 930102 2013 1+ 930102 2344 2 930104 0045 1- 930104 2021 1 930104 2040 1+ 930105 1507 1 930106 0103 1- 930106 0631 1- 930107 0918 1- 930107 2054 1 930109 2202 1+ 930110 1332 2 930111 0044 1- 930111 1740 3 930112 0901 2 930112 1435 1 930113 0314 1+ 930113 0826 1- 930113 1214 1+ 930113 1405 1 930113 2027 1- 930114 0935 1 930114 0954 1- 930114 1238 1+ 930116 0755 1 930116 0957 2 930116 1509 1- 930116 1552 1- 930116 1648 1- 930117 0852 1- 930117 1435 1- 930117 1620 1- 930117 1720 1- 930117 1750 1- 930117 1822 1 930117 1903 1- 930117 2154 1 930118 1302 1- 930118 1657 1- 930120 1254 1- 930120 1314 1- 930120 2332 1- 930121 1435 1- 930124 0828 1 930125 1229 1- 930125 1508 1- 930127 1909 1- 930127 2135 1 930128 1317 1- 930129 1608 1- 930129 2055 1- 930130 1150 1- 930130 1352 1- 930131 1430 3 930131 1912 2 930131 2254 1+ ******************************************* Importance Summary January 1993 1- events: 32 1 events: 11 1+ events: 9 2 events: 5 2+ events: 0 3 events: 2 3+ events: 0 Total events: 59