AAVSO Sudden Ionospheric Disturbance Report August 2015 Observers: A118 A119 A122 A125 A131 A134 A136 A141 A142 A143 A146 A94 A96 A97 YYMMDD Event Peak Importance 150804 1622 1- A146 - FLA 150804 1913 1- A146 - QUAL 150804 1913 1- A146 - QUAL 150805 1302 1- A146 - FLA 150805 1656 1- A146 - QUAL 150805 1749 1- A146 - QUAL 150805 1913 1- A146 - QUAL 150806 1908 2 A146 - XRA 150806 1921 1 A97 - XRA 150806 1927 2 A125 - XRA 150806 2148 1- A97 - XRA 150807 0908 1 150807 1014 1+ A131 - XRA 150807 1433 2 150807 1659 1- 150807 1812 3+ A146 - XRA 150807 1836 1- A146 - XRA 150807 1905 1+ 150807 1938 1 150808 0601 1 150808 0910 1+ 150808 0918 2 A131 - XRA 150808 1437 1+ 150809 0741 2+ 150809 0752 2 150809 1115 2+ A142 - QUAL 150809 1255 1- A146 - QUAL 150809 1335 1- A146 - QUAL 150809 1352 1- A146 - QUAL 150809 1527 1- A146 - QUAL 150809 1613 1 A146 - QUAL 150809 1645 1- A146 - QUAL 150809 2159 2+ A146 - QUAL 150810 0916 1 A131 - XRA 150811 1447 1- A146 - XRA 150811 1524 1 A146 - XRA 150812 1529 2 A146 - XRA 150813 1333 2 A143 - QUAL 150813 1504 1 A146 - QUAL 150813 1749 1- A146 - XRA 150814 0033 1 A122 - XRA 150814 0200 1 A122 - XRA 150814 0304 1+ A122 - XRA 150815 1208 3 150815 1239 2+ A119 - XRA 150815 1501 2 A146 - QUAL 150815 1736 2 A146 - QUAL 150815 1803 1- A146 - QUAL 150815 1920 1+ A146 - QUAL 150816 0930 2 A142 - QUAL 150816 1349 1- A146 - QUAL 150816 1545 2 A146 - QUAL 150816 1649 1 A146 - QUAL 150816 1855 1- A146 - QUAL 150816 1906 1 A146 - QUAL 150818 1150 1 A146 - QUAL 150818 1206 1- A146 - QUAL 150818 1346 1- A146 - QUAL 150818 1713 1 A146 - QUAL 150819 1114 1+ A146 - QUAL 150819 1421 2 A146 - XRA 150819 1741 1- A146 - QUAL 150819 1805 1 A146 - XRA 150819 2222 1+ A146 - QUAL 150820 0235 2+ A122 - XRA 150820 0428 3+ 150820 0525 2+ 150820 0711 1 A136 - XRA 150820 0806 2+ 150820 1230 1- A146 - FLA 150820 1314 1- A146 - QUAL 150820 1356 1 A146 - XRA 150820 1426 1 A146 - QUAL 150820 1454 1- A146 - QUAL 150820 1912 1 A146 - FLA 150820 2138 1 A122 - XRA 150820 2341 1+ A122 - XRA 150821 0205 3 A134 - XRA 150821 0218 3 A122 - XRA 150821 0944 2+ 150821 0951 3 150821 1437 1- 150821 1552 1 A146 - FLA 150821 1622 1 A146 - QUAL 150821 1905 1- A146 - QUAL 150821 1939 2 A146 - QUAL 150821 2019 2+ 150822 0026 3 A122 - XRA 150822 0648 2+ 150822 0658 3 150822 0842 1+ 150822 0848 1+ 150822 0916 2 150822 0926 2+ 150822 1026 2 150822 1128 2+ 150822 1134 2 150822 1314 2+ A146 - XRA 150822 1324 2 150822 1330 3 150822 1426 2 A119 - XRA 150822 1839 1+ A146 - QUAL 150822 2001 1+ A146 - QUAL 150822 2029 1 A146 - XRA 150822 2122 2 150823 0713 2 150823 0858 2 150823 1121 1 150823 1128 2 150823 1543 1- A146 - QUAL 150823 1857 2+ A146 - XRA 150823 1907 1+ A141 - XRA 150823 1907 1+ A141 - XRA 150823 2053 1- A97 - XRA 150824 0616 1+ 150824 0713 1- 150824 0733 2+ 150824 0959 1+ 150824 1207 2 150824 1214 1+ 150824 1328 1 150824 1357 1+ 150824 1457 2 A146 - FLA 150824 1514 2+ 150824 1706 1 A146 - QUAL 150824 1728 2 150824 1747 2 150824 1905 1- A146 - QUAL 150824 2243 1+ 150825 0205 2+ 150825 0242 2+ 150825 0631 1+ 150825 0804 2 150825 1035 1 150825 1046 2 150825 1200 1 150825 1241 1- 150825 1307 1- A146 - QUAL 150825 1402 1 A131 - XRA 150825 1451 1- 150825 1602 1- A146 - QUAL 150825 1644 1- A146 - FLA 150825 1718 1- A146 - XRA 150825 1730 2 A146 - XRA 150825 1927 1 150825 2353 2+ A122 - QUAL 150826 0301 2+ A122 - XRA 150826 0836 2 A131 - FLA 150826 1348 2+ 150826 1355 2+ 150826 1509 1 150826 1543 1+ 150827 0003 1+ A122 - FLA 150827 0242 2 A122 - XRA 150827 0341 1 A122 - XRA 150827 0455 1+ A134 - XRA 150827 0543 2 150827 0608 1+ A134 - QUAL 150827 0725 2 150827 1357 1- A146 - QUAL 150827 1710 1 A146 - QUAL 150827 1947 1- A146 - QUAL 150827 2044 1- A146 - XRA 150827 2052 2 A94 - QUAL 150828 0037 2 150828 0242 2+ A122 - XRA 150828 0249 2 A134 - XRA 150828 0628 2 150828 0819 2+ 150828 0825 2 150828 1000 1 A131 - XRA 150828 1129 2+ 150828 1144 2 150828 1254 1- 150828 1312 2+ 150828 1317 2 150828 1540 1- A131 - XRA 150828 1546 1- A146 - XRA 150828 1555 1- A131 - XRA 150828 1735 1+ 150828 1837 1- A146 - XRA 150828 1904 1+ 150828 1933 2 A146 - XRA 150828 1940 1- A141 - XRA 150828 2031 1- A146 - XRA 150828 2124 1- A146 - XRA 150828 2136 1- A146 - XRA 150828 2348 2 150829 0304 1- A122 - XRA 150829 0729 2 150829 1319 1 A146 - QUAL 150829 1348 1- A146 - QUAL 150829 1405 1 A146 - XRA 150829 1420 1 A131 - XRA 150829 1427 1 A146 - XRA 150829 1508 1+ 150829 1521 1+ 150829 1926 1- A146 - QUAL 150829 2028 2 A146 - XRA 150830 0209 2 A134 - QUAL 150830 0252 2+ A134 - QUAL 150830 0330 3+ A122 - XRA 150830 0355 3+ A134 - QUAL 150830 0930 2 A118 - XRA 150830 1342 2 A146 - XRA 150830 1351 2 A118 - XRA 150830 1351 2 A118 - XRA 150830 1427 1- A146 - QUAL 150830 1450 1+ A146 - QUAL 150830 1530 1 A146 - QUAL 150830 1549 1- A146 - QUAL 150830 1631 1- A146 - QUAL ************************************************** Importance Summary - Aug 2015 1- events: 56 1 events: 39 1+ events: 30 2 events: 49 2+ events: 27 3 events: 7 3+ events: 4 ------------------ Total events: 212