AAVSO Sudden Ionospheric Disturbance Report April 2019 Observers: A118 A119 A120 A122 A124 A125 A131 A134 A138 A141 A142 A143 A150 A151 A59 A94 A96 A97 YYMMDD Event Peak Importance 190400 0000 1- 190410 1656 1- A141 - XRA 190410 1656 1- A141 - XRA 190412 1137 2 A119 - XRA ************************************************** Importance Summary - Apr 2019 1- events: 3 1 events: 0 1+ events: 0 2 events: 1 2+ events: 0 3 events: 0 3+ events: 0 ------------------ Total events: 04