AAVSO Sudden Ionospheric Disturbance Report June 2004 Observers: A29 A50 A63 A80 A87 A90 A93 A95 A97 A99 A100 A107 A108 YYMMDD Event Peak Importance 040612 1842 1+ 040612 1944 1+ 040613 1152 2+ 040619 0815 1- 040619 0830 1- 040619 1938 2 040620 1329 1+ 040621 1706 2+ 040621 1717 1+ 040622 2212 2 040626 0719 2 040627 1558 2 040627 1930 1+ 040627 2011 2+ 040627 2023 1+ 040630 1436 2 ************************************************** Importance Summary - Jun 2004 1- events: 2 1 events: 0 1+ events: 6 2 events: 5 2+ events: 3 3 events: 0 3+ events: 0 ------------------ Total events: 16