AAVSO Sudden Ionospheric Disturbance Report October 2015 Observers: A118 A119 A120 A122 A125 A131 A134 A136 A141 A142 A143 A146 A147 A94 A96 A97 YYMMDD Event Peak Importance 151001 0215 2+ A122 - XRA 151001 0553 1- A122 - XRA 151001 0837 2 A131 - XRA 151001 0929 2+ 151001 0937 2+ 151001 1259 2+ 151001 1310 2+ 151001 2123 2+ 151001 2207 3 A125 - QUAL 151002 0013 3+ A122 - XRA 151002 0425 2 A122 - XRA 151002 0624 1- A122 - XRA 151002 0707 2 151002 0749 1+ 151002 0839 2 151002 1144 2 151002 1150 2 A131 - XRA 151002 1213 2+ A146 - XRA 151002 1226 2 151002 1325 2+ A146 - XRA 151002 1337 2+ 151002 1343 2 A96 - XRA 151002 1522 2+ 151002 1533 2 151002 1621 1+ A125 - QUAL 151002 1642 1- A146 - QUAL 151002 1706 2 151002 1716 2 151002 1758 1+ 151002 1838 1+ A146 - XRA 151002 1852 2 A94 - XRA 151002 1858 1+ A141 - XRA 151002 1858 1+ A141 - XRA 151002 2151 2 A125 - QUAL 151003 0019 2 A122 - XRA 151003 0638 2 A131 - XRA 151003 1033 1 151003 1139 1+ 151003 1309 1 151003 1434 2 A125 - QUAL 151003 1812 1 151004 0238 2 151006 1940 2+ A125 - QUAL 151006 2050 2 A125 - QUAL 151009 1416 1+ A125 - QUAL 151009 2056 2 A146 - QUAL 151009 2103 2 A125 - QUAL 151011 1953 1- A146 - QUAL 151011 2215 2 A141 - XRA 151011 2229 2 A122 - XRA 151012 1715 2 A125 - QUAL 151013 0116 2+ 151013 1349 1 A146 - QUAL 151013 1411 2 151014 1328 1+ 151014 1338 2+ 151015 0135 3 A122 - QUAL 151015 0648 1- A131 - XRA 151015 0753 1+ A131 - XRA 151015 1049 1+ 151015 1230 1- A131 - XRA 151015 1325 1- 151015 1350 1+ 151015 1550 1 A146 - QUAL 151015 1614 1+ 151015 1811 2 A146 - QUAL 151015 1838 1+ 151015 1958 1+ 151015 2141 2+ A122 - XRA 151015 2148 1 A141 - XRA 151015 2306 2+ 151016 0618 2 151016 0903 1 151016 1020 1+ 151016 1241 1 A146 - QUAL 151016 1305 1 151016 1323 1- 151016 1343 1 151016 2056 1- A125 - QUAL 151016 2114 1- A125 - QUAL 151017 0139 2+ 151017 0629 1- A131 - XRA 151017 0924 1- 151017 1237 1- 151017 1427 1- 151017 1822 2+ A146 - QUAL 151017 1848 2 151017 1953 1- A146 - QUAL 151017 2018 1- 151017 2030 1 151017 2044 1 151017 2159 2+ A122 - XRA 151017 2335 2+ 151019 0938 1- 151019 0954 1 151019 1344 1+ 151019 1653 1- A146 - XRA 151019 1731 1- 151019 1749 1 A94 - XRA 151019 1808 1- A146 - QUAL 151019 1844 1+ 151020 1400 3 151020 1945 2+ A146 - QUAL 151020 2059 1+ A146 - QUAL 151021 0209 2+ A122 - XRA 151021 0433 2 151021 0535 1- A134 - XRA 151021 1200 1 151021 1227 2 A125 - QUAL 151021 1358 1 151021 1432 1- 151021 1607 1 A125 - QUAL 151021 1614 1 A125 - QUAL 151021 1647 1 A125 - QUAL 151021 1718 2 A146 - FLA 151021 1757 1- 151021 2048 1- A146 - QUAL 151022 0146 1 A134 - QUAL 151022 0156 1 A134 - QUAL 151022 0319 3+ A134 - QUAL 151022 2035 3 A146 - QUAL 151023 1735 1+ A125 - FLA 151023 2056 2+ A146 - QUAL 151023 2141 1+ A125 - QUAL 151024 1810 1+ A125 - QUAL 151024 2044 3 A146 - QUAL 151025 2006 1 A125 - QUAL 151026 1030 2 151026 1308 1- A131 - XRA 151026 1616 2+ A125 - QUAL 151026 1619 1 A125 - QUAL 151027 2010 2 A125 - XRA 151027 2126 2 A125 - QUAL 151028 0936 1- 151028 2240 1+ A125 - QUAL 151029 1037 1- 151030 0050 2+ A122 - XRA 151030 0104 1+ A134 - XRA 151030 0352 1 A134 - XRA 151030 0419 2 A134 - XRA 151030 0432 2+ A122 - XRA 151030 0459 2 A134 - XRA 151030 0709 2 151030 0713 1 151030 0841 1- 151030 1006 2 151030 1148 1 151030 1301 1- 151030 1325 1 151030 1348 1- 151030 1422 1+ 151030 1502 1 A118 - QUAL 151030 1502 1 A118 - QUAL 151030 1621 1+ A125 - XRA 151030 1737 3+ A125 - QUAL 151030 2014 2 151030 2044 2 A125 - FLA 151031 0028 2 A122 - XRA 151031 0631 3+ A134 - XRA 151031 0840 1- A131 - XRA 151031 1021 1- A136 - XRA 151031 1302 1- 151031 1346 2 A125 - QUAL 151031 1402 1- 151031 1501 1 151031 1555 1 A97 - XRA 151031 1617 1 A146 - FLA 151031 1628 1+ A125 - FLA 151031 1718 1 A146 - XRA 151031 1728 1- A97 - XRA 151031 1745 2 151031 1754 1+ 151031 1851 1 151031 1905 1 151031 1928 2 151031 1936 1+ 151031 2026 1 A146 - QUAL 151031 2034 1- A125 - XRA 151031 2115 1- 151031 2140 2 A125 - QUAL 151031 2303 2 151031 2357 1 A134 - QUAL ************************************************** Importance Summary - Oct 2015 1- events: 37 1 events: 37 1+ events: 29 2 events: 45 2+ events: 25 3 events: 5 3+ events: 4 ------------------ Total events: 182