AAVSO Sudden Ionospheric Disturbance Report January 2012 Observers: A102 A115 A118 A119 A120 A121 A122 A124 A125 A129 A130 A131 A80 A94 A96 A97 YYMMDD Event Peak Importance 120101 0733 2+ A102 - XRA 120102 0528 1+ A102 - XRA 120102 1519 2+ 120104 1105 1- A80 - XRA 120105 1045 2+ A129 - QUAL 120105 1240 2+ A80 - XRA 120106 1124 1+ 120106 1720 3+ A121 - XRA 120107 0442 2+ A122 - XRA 120107 1043 1+ A129 - XRA 120108 0227 2+ A122 - XRA 120108 0328 1 A102 - XRA 120108 0450 2+ A122 - XRA 120108 1318 2 120108 1500 1- A80 - XRA 120108 1710 2+ A121 - QUAL 120109 1040 1 A80 - XRA 120109 2016 1- A122 - XRA 120110 0409 3 A122 - XRA 120111 0447 2+ A102 - XRA 120111 1112 1- 120112 0435 1 A122 - XRA 120112 1320 2 120112 1324 1+ 120113 0605 1 A102 - XRA 120114 0341 1 A122 - XRA 120114 1208 1+ 120114 1247 2 120114 1318 1+ 120114 1845 1+ A121 - XRA 120114 1855 1 A115 - XRA 120116 0812 1- A80 - XRA 120116 1038 2 120116 1607 3+ A118 - QUAL 120117 0449 1- A122 - XRA 120117 0455 2+ A102 - XRA 120117 1839 1 A97 - XRA 120118 0955 1- 120118 1029 1+ 120118 1914 2+ 120118 2312 1+ A124 - XRA 120118 2323 2+ A122 - XRA 120119 1250 1 120119 1405 2+ A125 - FLA 120119 1455 3+ A118 - QUAL 120119 1525 3 120119 1605 3+ A80 - XRA 120119 1625 3+ A94 - QUAL 120119 1952 3+ A118 - FLA 120121 1342 2+ 120122 0304 2+ A122 - XRA 120122 0854 1 120122 0958 1 A129 - QUAL 120122 1247 2+ 120122 1255 2 120123 0348 3 A122 - XRA 120123 0354 3 A102 - XRA 120124 0952 1 120125 1900 1- A94 - FLA 120126 0008 1 A122 - XRA 120126 0039 2+ A122 - XRA 120126 0150 2+ A102 - XRA 120126 0158 2+ A122 - XRA 120126 1011 1 120126 2045 2 120127 0425 1+ A122 - XRA 120127 0642 2 120127 1208 1+ 120127 1305 1- A80 - XRA 120127 1828 3 A124 - XRA 120127 1835 3 120129 1644 1- 120129 1644 1- 120129 1644 1- 120129 1644 1- 120129 1644 1- 120129 1644 1- 120129 1644 1- 120129 1644 1- 120129 1644 1- 120129 1644 1- 120129 1711 1- 120129 1711 1- 120129 1711 1- 120129 1711 1- 120129 1711 1- 120129 1711 1- 120129 1711 1- 120129 1711 1- 120129 1711 1- 120129 1711 1- 120130 0439 1 A102 - XRA 120130 1212 1- 120130 1212 1- 120130 1709 1- 120130 1709 1- 120130 2149 1- A130 - XRA 120130 2149 1- A130 - XRA 120130 2149 1- A130 - XRA 120130 2149 1- A130 - XRA 120130 2149 1- A130 - XRA 120130 2149 1- A130 - XRA 120130 2149 1- A130 - XRA 120130 2149 1- A130 - XRA 120130 2149 1- A130 - XRA 120130 2149 1- A130 - XRA 120130 2149 1- A130 - XRA 120130 2149 1- A130 - XRA 120131 1202 1- 120131 1643 1- 120131 1656 1- 120131 1835 1- 120131 2140 1- 120131 2312 1- 120131 2343 1- ************************************************** Importance Summary - Jan 2012 1- events: 52 1 events: 14 1+ events: 11 2 events: 7 2+ events: 19 3 events: 6 3+ events: 6 ------------------ Total events: 115