AAVSO Sudden Ionospheric Disturbance Report July 2022 Observers: A118 A119 A120 A122 A126 A131 A134 A136 A138 A141 A146 A148 A150 A152 A153 A96 A97 YYMMDD Event Peak Importance 220703 1947 1+ 220703 1947 1+ 220703 1954 2 220704 1304 3 A153 - QUAL 220704 1333 1+ 220704 1343 1- A146 - XRA 220704 1343 1- A146 - XRA 220705 0346 1+ A134 - XRA 220705 0408 3 220705 0901 1+ 220705 1237 2 220705 1244 1 A146 - XRA 220708 1121 1- A152 - XRA 220708 2027 3 220708 2036 1+ 220708 2046 3 220709 1108 1 A97 - XRA 220709 1348 2 220709 1353 1- A146 - XRA 220709 1403 2 A148 - XRA 220709 2104 1+ 220709 2237 2+ A153 - XRA 220710 1332 1- A118 - XRA 220710 1358 1- A152 - XRA 220710 1405 1+ 220710 1515 1 A118 - XRA 220710 1813 1 220710 2129 1+ A153 - XRA 220710 2205 1- A153 - XRA 220710 2216 1 A153 - XRA 220710 2335 2+ 220710 2345 1 220711 0000 3+ A97 - QUAL 220711 0046 3+ A122 - XRA 220711 0717 1+ 220711 0920 2+ 220711 0931 1+ A126 - XRA 220712 0330 1+ A134 - XRA 220712 0943 1- 220712 1232 1+ 220712 1344 1- 220712 1355 1 220713 0733 2+ A136 - XRA 220713 0948 1+ A150 - XRA 220713 1623 2 220713 1632 2 220713 1649 3+ A153 - QUAL 220713 1932 2+ 220713 2104 3 A153 - XRA 220714 0059 2 A153 - XRA 220714 0251 1 A120 - XRA 220714 0428 2 220714 0436 1+ 220714 0547 1+ 220714 1010 1+ 220714 1205 1 220714 1224 1 220714 1332 1- 220714 1345 1+ 220714 1403 1 220714 1638 1- 220714 1652 1- 220714 2148 1+ 220714 2311 2 A153 - XRA 220715 0728 1 220715 0800 1+ 220715 1205 1+ 220715 1817 1 220715 2214 1+ A153 - XRA 220715 2310 2 A153 - XRA 220716 0614 1- A152 - XRA 220716 0631 1+ 220716 1338 1 220716 1540 2 220716 2024 2+ A153 - XRA 220717 0311 1+ A134 - QUAL 220717 0352 3+ A122 - XRA 220717 0952 1 220717 1051 2+ A141 - XRA 220717 1051 2+ A141 - XRA 220717 1206 1+ A131 - XRA 220717 1227 1+ 220717 1349 1+ A131 - QUAL 220717 1355 2 A131 - QUAL 220717 1617 1 220717 1728 1 220717 1734 2+ 220717 2139 1+ 220718 1400 1- A131 - XRA 220718 1611 1 220718 2355 3+ A122 - XRA 220719 1720 1+ A138 - XRA 220720 0216 1- A120 - XRA 220720 0427 3 A122 - QUAL 220720 1225 2 A131 - QUAL 220720 1504 1- 220720 1530 1- A131 - QUAL 220720 1530 1- A131 - QUAL 220720 1538 1- A131 - QUAL 220720 1933 2 220721 0111 3+ A122 - XRA 220721 1137 2+ A136 - XRA 220721 1258 2 220721 2345 1 A153 - XRA 220722 0310 2 A122 - XRA 220723 0811 1 220723 0957 2 A131 - XRA 220723 1006 2+ A131 - XRA 220723 1311 1+ 220723 1328 1 A131 - QUAL 220723 1512 2 A118 - XRA 220723 1803 2 A153 - XRA 220723 1818 1+ A141 - XRA 220723 1950 1+ A153 - XRA 220723 2100 2+ A122 - QUAL 220723 2258 2+ A141 - QUAL 220724 0725 2+ A118 - XRA 220724 0725 2+ A118 - XRA 220724 1047 2+ A141 - QUAL 220726 1534 2 220726 1535 2 220727 1056 1+ 220727 1057 2 220729 0423 1- A122 - XRA 220729 0439 1+ A134 - XRA 220731 2304 2+ A153 - XRA 220731 2304 2+ A153 - XRA 220731 2310 2+ A141 - XRA 220731 2317 2+ A141 - XRA 220731 2347 1- A122 - QUAL ************************************************** Importance Summary - Jul 2022 1- events: 21 1 events: 21 1+ events: 34 2 events: 22 2+ events: 20 3 events: 6 3+ events: 6 ------------------ Total events: 130