AAVSO Sudden Ionospheric Disturbance Report January 2021 Observers: A118 A119 A120 A122 A134 A138 A141 A143 A146 A147 A148 A152 A96 A97 YYMMDD Event Peak Importance 210119 1756 2 A147 - XRA 210119 1756 2 A147 - XRA 210119 2034 1- A146 - XRA 210119 2043 1- A146 - XRA 210120 1743 3 A148 - XRA 210120 1743 3 A148 - XRA 210129 0957 3 A152 - XRA 210129 2023 1- A146 - XRA ************************************************** Importance Summary - Jan 2021 1- events: 3 1 events: 0 1+ events: 0 2 events: 2 2+ events: 0 3 events: 3 3+ events: 0 ------------------ Total events: 08