AAVSO Sudden Ionospheric Disturbance Report MAR 2018 Observers: A118 A119 A120 A122 A125 A131 A134 A136 A138 A143 A146 A149 A94 A96 A97 YYMMDD Event Peak Importance 180304 2023 1- 180307 1247 2+ 180307 1340 1- 180307 1347 2 180307 1440 1+ 180310 1213 1+ 180310 1315 2 180310 1322 2 180311 1002 1 180311 2327 1- 180312 1143 2+ ************************************************** Importance Summary - MAR 2018 1- events: 3 1 events: 1 1+ events: 2 2 events: 3 2+ events: 2 3 events: 0 3+ events: 0 ------------------ Total events: 11