AAVSO Sudden Ionospheric Disturbance Report June 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 YYMMDD Event Peak (UT) Importance 920601 1244 1+ 920604 0414 1 920604 1655 1+ 920604 1914 1- 920605 1422 1+ 920605 1613 1 920605 1911 2+ 920605 2259 1- 920606 0926 1- 920606 1116 1+ 920606 1404 1+ 920606 1957 1- 920607 0144 2+ 920607 1241 1- 920607 1317 1- 920607 1445 2 920607 2021 1 920608 0846 2+ 920608 1331 1- 920608 1444 1- 920608 1453 2+ 920608 1600 2 920608 1755 1 920608 1901 1 920608 2230 1- 920609 0633 1 920609 1130 1- 920609 2100 1 920610 1316 1+ 920610 2000 1- 920610 2133 1- 920611 1400 2 920611 1914 2 920611 2250 1- 920612 0430 1- 920612 0701 1- 920613 0726 1- 920613 1243 1 920613 2131 1 920615 1050 1- 920615 1200 1- 920615 1314 1- 920615 1900 1 920616 1534 1- 920616 1733 2 920616 2059 1- 920617 1053 1 920617 1202 1- 920617 1736 1- 920617 1858 1- 920618 1936 2+ 920618 2031 2 920619 1118 1- 920619 1427 1- 920619 1540 2 920619 1733 1- 920619 2340 1+ 920620 0434 1+ 920621 1132 1- 920621 1213 1 920621 1257 1- 920621 2105 1+ 920623 0235 1- 920623 0315 1- 920623 0731 1- 920623 1100 2+ 920623 1538 1- 920623 1600 1 920623 1746 1 920623 1845 2 920623 1940 1- 920623 2038 1+ 920623 2125 1 920623 2217 2 920623 2327 1+ 920624 0115 1- 920624 0942 1+ 920624 1207 1- 920624 1245 1- 920624 1623 1+ 920624 1705 1 920624 1854 1+ 920624 2132 1+ 920624 2357 1+ 920625 0106 1- 920625 0616 3 920625 1100 1- 920625 1414 2+ 920625 1756 3 920625 1819 1- 920625 2005 3+ 920626 0410 1 920626 1253 1- 920626 1303 1- 920626 1320 1 920626 1606 1+ 920626 1712 2 920627 0205 1 920627 1228 1- 920628 0508 3 920628 1405 2+ 920628 1653 1- 920628 1711 1 920628 2334 2 920629 0832 1 920629 1909 1 920630 1008 2 920630 1240 2 920630 1420 1+ 920630 1615 1 920630 1743 1 920630 2112 1 ******************************************* Importance Summary June 1992 1- events: 44 1 events: 25 1+ events: 18 2 events: 13 2+ events: 8 3 events: 3 3+ events: 1 Total events: 112