AAVSO Sudden Ionospheric Disturbance Report December 2014 Observers: A118 A120 A122 A125 A131 A134 A136 A139 A143 A145 A94 A96 A97 YYMMDD Event Peak Importance 141201 0636 1+ A145 - XRA 141201 0730 1 A145 - QUAL 141201 1724 2 A145 - QUAL 141202 0805 1 141202 0927 2 A145 - QUAL 141202 1346 1 141202 1353 2 141202 1552 2+ 141202 1730 2 141202 2130 2+ A122 - XRA 141202 2302 3 141202 2319 3 A125 - FLA 141203 0608 2 A122 - XRA 141203 0811 1 A131 - XRA 141203 0916 2 A118 - FLA 141203 0930 2+ A145 - XRA 141203 0936 2 A131 - XRA 141203 1311 1- 141203 1327 1- 141203 2137 2+ A125 - QUAL 141203 2203 2+ A125 - QUAL 141204 0803 2 141204 0812 1 141204 0838 2 141204 0853 2 141204 0916 3 141204 1348 1- A145 - QUAL 141204 1348 1- A145 - QUAL 141204 1820 2 141204 1943 1- A97 - XRA 141205 0538 1 A120 - XRA 141205 0715 1 A96 - XRA 141205 1025 1- A96 - XRA 141205 1216 1+ 141205 1222 2+ 141205 2159 3 A125 - QUAL 141205 2303 3+ A125 - QUAL 141206 0156 2+ 141206 0623 3 A145 - QUAL 141206 1630 1+ A145 - QUAL 141206 2123 1 A125 - QUAL 141206 2155 1+ A125 - QUAL 141206 2229 1+ A125 - XRA 141206 2307 2+ A125 - QUAL 141207 0141 3 141207 1005 2+ A145 - FLA 141207 1410 1- A139 - QUAL 141207 1512 1 A145 - QUAL 141207 2316 1 A120 - QUAL 141208 0645 2 A145 - QUAL 141208 1000 2 A145 - QUAL 141208 1759 1+ A125 - XRA 141208 2122 2 A125 - QUAL 141209 0240 1 A120 - XRA 141209 0355 1 A120 - FLA 141209 0527 1 A134 - XRA 141209 0829 1 141209 1009 1- 141209 1024 1+ 141209 1234 1 141209 1328 2+ A125 - QUAL 141209 1348 1- 141209 1444 2+ A125 - QUAL 141209 1526 1- 141209 1547 3 A125 - QUAL 141209 1642 1+ A145 - QUAL 141209 1721 1- A97 - XRA 141209 1848 1- A97 - XRA 141209 1856 2+ A125 - XRA 141209 2206 1- A125 - QUAL 141209 2300 3 A125 - QUAL 141209 2322 3 A125 - XRA 141209 2341 1 A120 - XRA 141210 0118 1- A120 - QUAL 141210 0622 1 A120 - QUAL 141210 0650 2+ A145 - QUAL 141210 1405 3 A145 - QUAL 141210 1555 2+ A145 - QUAL 141210 1706 2 A125 - QUAL 141210 2121 2 A125 - QUAL 141211 0604 1- A120 - XRA 141211 0855 1- 141211 1155 1- A96 - XRA 141211 1610 2+ A145 - QUAL 141213 0017 1- A120 - XRA 141213 0031 1- A120 - QUAL 141213 0319 2 141213 0518 2+ 141213 0604 1+ 141213 0846 1- 141213 1011 1 141213 1053 1- 141213 1101 1 141213 1222 1 141213 1308 1 141213 1510 1- A125 - QUAL 141213 1525 1- A125 - QUAL 141213 1647 1 A125 - FLA 141213 1834 1 A125 - QUAL 141213 1909 1 A125 - QUAL 141213 2250 2+ A125 - FLA 141213 2259 1- A125 - FLA 141214 0133 1+ 141214 0432 2 141214 0600 1 A120 - XRA 141214 0718 3 A145 - QUAL 141214 0718 3+ A145 - QUAL 141214 0809 1- 141214 0831 1 141214 1941 2 141214 2209 1 A122 - XRA 141215 1455 1- 141215 1945 1- A125 - QUAL 141215 2123 1 141215 2144 1- A125 - QUAL 141216 0238 2 141216 0450 2 141216 0824 1+ 141216 1018 1 141216 1110 1- 141216 1141 2 141216 1152 1- 141216 1224 3 A145 - QUAL 141216 1643 1- A125 - QUAL 141216 2143 1 A125 - QUAL 141217 0108 1+ 141217 0150 1+ 141217 0444 2+ A120 - XRA 141217 0451 2+ A122 - XRA 141217 1502 1- 141217 1601 3 A97 - XRA 141217 1905 1+ 141217 2126 2 A122 - XRA 141217 2247 1+ A122 - QUAL 141218 0238 2+ 141218 0751 1+ A131 - FLA 141218 0911 1- 141218 0940 1+ 141218 1030 1 141218 1105 2 A145 - FLA 141218 1213 1 141218 1251 2 141218 1258 1 141218 1600 2+ A145 - XRA 141218 1655 2+ A125 - XRA 141218 1746 2 A125 - FLA 141218 1826 2 A125 - QUAL 141218 1945 1 141218 2016 1 A125 - QUAL 141218 2120 1+ 141218 2158 2+ A122 - XRA 141219 0214 2 141219 0343 2 141219 0943 2+ 141219 0950 2 141219 1042 2+ A145 - FLA 141219 1634 2 141219 1836 2+ A125 - XRA 141219 2049 2+ A125 - QUAL 141219 2230 1 A122 - XRA 141220 0029 2 141220 0310 3+ A122 - QUAL 141220 1354 3 A145 - FLA 141220 1556 2 A125 - XRA 141220 1715 2+ 141220 2118 2 A125 - QUAL 141221 0033 1+ 141221 0242 2+ 141221 0457 2 141221 0734 2 141221 1112 1- A139 - QUAL 141221 1141 3 141221 1210 2+ 141221 1324 3 A145 - FLA 141221 1554 2+ A145 - XRA 141222 0814 2+ A145 - QUAL 141222 1106 2 141222 1114 1+ 141222 2225 2 141223 0508 1+ 141223 1104 3 141223 1951 1+ A125 - XRA 141223 2124 1- A120 - XRA 141223 2305 2 A134 - QUAL 141224 1424 2+ A120 - QUAL 141224 1436 2 A145 - QUAL 141225 0524 2 141225 0733 3 A145 - FLA 141225 0852 1 141225 1210 1+ 141225 1530 2+ A145 - QUAL 141225 2113 2 A125 - QUAL 141226 1127 1- 141226 1448 2+ A145 - QUAL 141226 1807 1 A94 - XRA 141227 0214 1+ 141227 0624 1+ A120 - XRA 141228 1005 1+ 141228 1110 3+ A145 - QUAL 141228 1338 1- 141228 1429 1 A125 - QUAL 141229 1054 1 A131 - XRA 141229 1101 1- A139 - XRA 141229 1243 3+ 141229 1304 1+ 141229 1423 1- 141230 0651 2+ A120 - XRA 141231 0655 1+ A120 - QUAL ************************************************** Importance Summary - Dec 2014 1- events: 39 1 events: 40 1+ events: 28 2 events: 42 2+ events: 36 3 events: 18 3+ events: 5 ------------------ Total events: 208