AAVSO Sudden Ionospheric Disturbance Report June 1997 Observers: A-05 A-09 A-40 A-50 A-52 A-63 A-69 A-80 A-81 A-82 A-84 YYMMDD Event Peak (UT) Importance 970601 1420 1 970602 0459 1 970607 1531 1 970612 1504 1 970615 0324 1 970616 1510 1- 970616 0509 2 970628 1531 2 970629 1433 1+ ******************************************* Importance Summary June 1997 1- events: 1 1 events: 5 1+ events: 1 2 events: 2 2+ events: 0 3 events: 0 3+ events: 0 Total events: 9