AAVSO Sudden Ionospheric Disturbance Report October 1992 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 YYMMDD Event Peak (UT) Importance 921001 1001 1- 921001 1631 1- 921001 2155 2 921002 0747 2 921002 1054 1- 921002 1252 1 921003 1831 1+ 921003 2005 1- 921003 2046 1 921004 0029 1- 921004 1603 1- 921004 1616 1- 921004 2000 2 921004 2225 2+ 921005 0652 1- 921005 0927 2 921005 1521 2+ 921005 1857 1- 921005 1937 1 921006 1217 1+ 921007 0757 1 921007 1014 2+ 921007 1214 1- 921007 1504 2+ 921007 1941 1- 921007 2004 1- 921007 2013 1- 921007 2045 2 921007 2149 1- 921008 1351 1- 921010 0715 1+ 921010 1234 1 921010 1405 1 921010 1728 1+ 921011 0204 1- 921011 1758 1+ 921011 2259 1 921012 1636 1- 921012 1900 1 921012 1923 1- 921012 2154 1- 921013 0014 1- 921013 1305 1 921013 1610 1+ 921014 1935 2 921018 1158 1- 921018 1400 1- 921019 0940 2 921019 1315 1+ 921019 1759 2 921020 0913 1- 921020 1212 1- 921020 1347 1- 921022 1053 1- 921022 1531 1- 921022 1845 1+ 921022 1929 1- 921022 2014 1- 921022 2033 1+ 921023 1613 2 921024 0910 1- 921024 1329 1- 921024 1622 1- 921025 1243 1 921025 1329 1- 921025 1700 1 921025 1742 2 921025 1848 2+ 921025 2007 1+ 921026 1501 1- 921026 1602 2 921026 1636 1+ 921026 1810 3 921026 2001 1- 921026 2005 2 921027 0658 1+ 921027 0738 1 921027 0830 1+ 921027 0939 1 921027 1140 1 921027 1355 1- 921027 1404 2 921027 1628 1- 921027 1704 1- 921028 0848 1- 921028 1012 1 921028 1152 1- 921028 1409 2 921028 1532 1 921028 1805 1- 921028 2047 1 921029 0740 2 921029 1108 1+ 921029 1419 1- 921029 1457 1 921029 1615 2 921029 1644 1 921029 1703 1 921030 0703 1 921030 0808 2 921030 0904 1- 921030 1132 1 921030 1304 1 921030 1333 1- 921030 1350 2 921030 1430 1- 921030 1546 1 921030 1618 2+ 921030 1713 3+ 921031 1031 2+ 921031 1154 1 921031 1216 1- 921031 1306 1- 921031 1414 1- 921031 1423 1 921031 1544 1 921031 1643 1- 921031 1659 1 921031 1755 1- ******************************************* Importance Summary October 1992 1- events: 50 1 events: 28 1+ events: 14 2 events: 18 2+ events: 7 3 events: 1 3+ events: 1 Total events: 119