Coronal hole history

STAR
Coronal hole tag
Location Earth facing position - date interval Geomagnetic disturbance -
date interval
Kp dominant / Kp max / ap max(1) Max solar wind speed (km/s) Comment
CH1207 southern 2024.03.20-2024.03.21   -/-/-    
CH1206 northern 2024.03.14   -/-/-    
CH1205 southern 2024.03.13 none -/-/-    
CH1204 northern 2024.03.10 2024.03.13-2024.03.15 2/4/22 467  
CH1203 southern 2024.03.05 2024.03.07-2024.03.10 3/4/27 569  
CH1202 southern 2024.02.21-2024.02.24 2024.02.25-2024.02.27 3/3/15 577 ref. CH1199
CH1201 southern 2024.02.01-2024.02.02 2024.02.04-2024.02.06 2/3/15 571  
CH1200 northern 2024.01.25-2024.01.27 none -/-/-    
CH1199 southern 2024.01.26-2024.01.28 2024.01.28-2024.01.31 2/3/15 529 ref. CH1195 southern part
CH1198 northern 2024.01.16-2024.01.18 2024.01.20-2024.01.21 2/2/9 416  
CH1197 northern 2024.01.13 2024.01.18-2024.01.19 2/3/12 454  
CH1196 southern 2024.01.04-2024.01.06 2024.01.08-2024.01.11 2/2/9 524 ref. CH1191
CH1195 trans equatorial 2023.12.28-2023.12.31 2024.01.01-2024.01.03 3/4/32 483 ref. CH1190
CH1194 southern 2023.12.18-2023.12.20 none -/-/-    
CH1193 northern 2023.12.14-2023.12.16 2023.12.18-2023.12.20 3/5/39 755 ref. CH1187
CH1192 trans equatorial 2023.12.11-2023.12.13 2023.12.13-2023.12.14 3/4/27 415  
CH1191 southern 2023.12.07 none -/-/-   ref. CH1184
CH1190 trans equatorial 2023.12.01-2023.12.03 2023.12.04-2023.12.06 3/3/18 674 ref. CH1183
CH1189 northern 2023.11.23-2023.11.24 2023.11.26-2023.11.28 3/4/32 630 uncertain start time due to CME
CH1188 trans equatorial 2023.11.15-2023.11.16 none -/-/-    
CH1187 northern 2023.11.18 2023.11.21-2023.11.23 4/5/48 628 ref. CH1181
CH1186 northern 2023.11.14 none -/-/-    
CH1185 trans equatorial 2023.11.12-2023.11.13 none -/-/-    
CH1184 southern 2023.11.10 2023.11.14-2023.11.15 2/3/18 524  
CH1183 trans equatorial 2023.11.04-2023.11.06 2023.11.06-2023.11.11 3/5/48 787 ref. CH1178
CH1182 trans equatorial 2023.10.27-2023.10.28 2023.10.28-2023.11.01 4/5/39 701 ref. CH1177
CH1181 northern 2023.10.22 2023.10.25-2023.10.27 3/5/39 555  
CH1180 southern 2023.10.16 none -/-/-    
CH1179 southern 2023.10.12-2023.10.13 2023.10.18-2023.10.19 2/4/22 451  
CH1178 trans equatorial 2023.10.08-2023.10.09 none? -/-/-   disturbance on 2023.10.13, uncertain if related
CH1177 northern 2023.09.30 2023.10.03-2023.10.05 2/4/22 454  
CH1176 northern 2023.09.22-2023.09.23 none -/-/-   CME effects during the expected disturbance interval
CH1175 trans equatorial 2023.09.19 none -/-/-    
CH1174 northern 2023.09.16-2023.09.17 2023.09.20 3/4/22   probably some CME influence
CH1173 trans equatorial 2023.09.16 none -/-/-    
CH1172 trans equatorial 2023.09.11-2023.09.12 2023.09.14-2023.09.15 3/4/32 573  
CH1171 southern 2023.09.09-2023.09.10 none -/-/-    
CH1170 northern 2023.09.08-2023.09.09 none -/-/-    
CH1169 northern 2023.09.09-2023.09.11 2023.09.13 3/5/48 470 ref. CH1164
CH1168 northern 2023.09.03 none -/-/-    
CH1167 northern 2023.08.28 2023.08.31-2023.09.01 2/3/15 448  
CH1166 southern 2023.08.23 none -/-/-    
CH1165 southern 2023.08.13-2023.08.14 2023.08.17-2023.08.18 2/3/18 569  
CH1164 northern 2023.08.12-2023.08.13 none -/-/-    
CH1163 trans equatorial 2023.08.07-2023.08.08 2023.08.10-2023.08.12 2/3/12 552 poorly defined
CH1162 northern 2023.07.29 none -/-/-    
CH1161 southern 2023.07.18 none -/-/-    
CH1160 trans equatorial 2023.07.11-2023.07.13 none -/-/-    
CH1159 northern 2023.07.10 none -/-/-   ref. CH1153
CH1158 northern 2023.07.04-2023.07.05 2023.07.06-2023.07.07 3/4/27 551 ref. CH1152
CH1157 southern 2023.06.30 none -/-/-    
CH1156 southern 2023.06.26-2023.06.27 2023.06.29-2023.06.30 3/4/27 507  
CH1155 trans equatorial 2023.06.23-2023.06.24 none? -/-/-    
CH1154 southern 2023.06.16-2023.06.17 none? -/-/-   ref. CH1149
CH1153 trans equatorial 2023.06.12-2023.06.17 2023.06.15-2023.06.21 3/6/80 757 ref. CH1148
CH1152 northern 2023.06.06-2023.06.08 2023.06.11-2023.06.12 2/3/12 493  
CH1151 southern 2023.05.29-2023.06.01 none -/-/-    
CH1150 trans equatorial 2023.05.31-2023.06.01 2023.06.04? 2/4/22 395 ref. CH1145
CH1149 trans equatorial 2023.05.20-2023.05.22 2023.05.22-2023.05.25 3/4/32 669 ref. CH1142
CH1148 trans equatorial 2023.05.16-2023.05.17 2023.05.19-2023.05.21 3/6/80 652 ref. CH1141
CH1147 southern 2023.05.11 2023.05.14-2023.05.16 2/3/15 532  
CH1146 northern 2023.05.08-2023.05.11 2023.05.13-2023.05.14 2/4/27 570  
CH1145 northern 2023.05.04 2023.05.07-2023.05.08 2/4/27 511 ref. CH1140
disturbance contribution hard to estimate due to embedded CME
CH1144 southern 2023.05.02-2023.05.03 2023.05.06-2023.05.07 4/6/94 587  
CH1143 northern 2023.04.27-2023.04.28 2023.05.01-2023.05.02 2/3/18 588  
CH1142 trans equatorial 2023.04.23-2023.04.26 2023.04.25-2023.04.30 3/4/32 754 ref. CH1138
CH1141 trans equatorial 2023.04.19 2023.04.21-2023.04.22 2/3/15 411 ref. CH1137
CH1140 northern 2023.04.07-2023.04.08 2023.04.10-2023.04.11 3/3/18 567 ref. CH1134
CH1139 southern 2023.04.01 2023.04.03-2023.04.05 3/4/22 566  
CH1138 trans equatorial 2023.03.27-2023.03.29 2023.03.30-2023.04.03 3/5/39 711 ref. CH1133
CH1137 trans equatorial 2023.03.23   -/-/-   extension of CH1136? Collapsed on March 23
CH1136 southern 2023.03.20-2023.03.22 2023.03.24-2023.03.26 3/5/39 658  
CH1135 southern 2023.03.16-2023.03.17 2023.03.19-2023.03.22 2/4/27 542 ref. CH1131
CH1134 northern 2023.03.11-2023.03.12 none -/-/-   no disturbance due to CMEs
CH1133 trans equatorial 2023.03.01-2023.03.03 2023.03.03-2023.03.07 3/4/32 855 ref. CH1129
CH1132 trans equatorial 2023.02.24-2023.02.25 none -/-/-   ref. CH1128
CME disturbances dominant
CH1131 southern 2023.02.17 none -/-/-   ref. CH1126
CH1130 northern 2023.02.14 none -/-/-    
CH1129 trans equatorial 2023.02.03-2023.02.04 2023.02.06-2023.02.09 3/4/32 655  
CH1128 southern 2023.01.28-2023.01.29 2023.01.30-2023.01.31 2/3/18 550 ref. CH1123
CH1127 northern 2023.01.24 2023.01.28 3/3/15 566  
CH1126 trans equatorial 2023.01.21-2023.01.22 2023.01.25-2023.01.27 3/3/15 575  
CH1125 trans equatorial 2023.01.16 2023.01.21 3/4/32 532 poorly defined
CH1124 northern 2023.01.07 2023.01.10-2023.01.12 2/3/15 458  
CH1123 southern 2023.01.01-2023.01.02 none -/-/-   ref. CH1118
no disturbance, maybe because of CME
CH1122 northern 2022.12.25-2022.12.27 2022.12.29-2022.12.01 4/5/39 714 ref. CH1117?
CH1121 northern 2022.12.20-2022.12.21 2022.12.23-2022.12.25 4/5/39 703 ref. CH1115
CH1120 northern 2022.12.17-2022.12.18 2022.12.21-2022.12.22 3/4/27 500 ref. CH1114
CH1119 southern 2022.12.14-2022.12.17 2022.12.19 -/-/-   ref. CH1113
CH1118 trans equatorial 2022.12.04-2022.12.05 2022.12.07-2022.12.10 3/5/39 628 ref. CH1112
CH1117 trans equatorial 2022.11.28-2022.11.29 2022.11.30-2022.12.03 4/5/56 817 ref. CH1111
CH1116 northern 2022.11.25-2022.11.26 2022.11.28-2022.11.30 4/5/48 790 ref. CH1110
CH1115 trans equatorial 2022.11.23-2022.11.24 2022.11.26-2022.11.27 3/4/27 693 ref. CH1109
CH1114 northern 2022.11.20-2022.11.21 2022.11.24-2022.11.26 3/4/27 600 ref. CH1108
CH1113 southern 2022.11.16-2022.11.19 2022.11.20-2022.11.22 2/4/22 462 ref. CH1107
CH1112 southern 2022.11.06-2022.11.07 2022.11.11-2022.11.12 2/3/12 515  
CH1111 trans equatorial 2022.11.01-2022.11.02 2022.11.03-2022.11.05 3/5/48 713 ref. CH1105
CH1110 northern 2022.10.28-2022.10.30 2022.10.31-2022.11.02 2/4/27 542 ref. CH1104 northern part
CH1109 trans equatorial 2022.10.26-2022.10.28 2022.10.28-2022.10.31 3/5/39 612 ref. CH1104
CH1108 northern 2022.10.24-2022.10.25 2022.10.27-2022.10.28 2/3/15 482 ref. CH1103
CH1107 southern 2022.10.20-2022.10.22 2022.10.22-2022.10.24 3/6/67 621  
CH1106 trans equatorial 2022.10.16 none -/-/-   closed on 2022.10.16
CH1105 trans equatorial 2022.10.05 2022.10.08-2022.10.10 4/4/32 670  
CH1104 trans equatorial 2022.09.29-2022.10.01 2022.10.02-2022.10.06 3/6/67 682 ref. CH1097 - eastern and southern part
CH1103 northern 2022.09.27-2022.09.28 2022.09.30 3/4/22 596 ref. CH1097 - western part
CH1102 southern 2022.09.22-2022.09.24 none -/-/-   ref. CH1096
CH1101 trans equatorial 2022.09.19-2022.09.20 2022.09.22-2022.09.24 3/4/22 503  
CH1100 southern 2022.09.15 none? -/-/-   may have contributed to disturbance attributed to CH1099
CH1099 northern 2022.09.13-2022.09.14 2022.09.18-2022.09.20 2/3/18 559  
CH1098 northern 2022.09.10 none -/-/-    
CH1097 trans equatorial 2022.08.31-2022.09.03 2022.09.02-2022.09.07 5/6/94 748 ref. CH1092
CH1096 southern 2022.08.25-2022.08.27 2022.08.27-2022.08.31 2/4/27 581  
CH1095 southern 2022.08.19 none -/-/-    
CH1094 trans equatorial 2022.08.14-2022.08.17 2022.08.17-2022.08.19 3/6/94 702 ref. CH1089
CH1093 trans equatorial 2022.08.07-2022.08.08 2022.08.11-2022.08.13 3/4/27 627  
CH1092 trans equatorial 2022.08.05-2022.08.06 2022.08.07-2022.08.10 4/6/67 725 ref. CH1087
CH1091 southern 2022.07.30-2022.08.01 2022.08.02-2022.08.03 2/3/12 569  
CH1090 northern 2022.07.26-2022.07.27 2022.07.30-2022.08.01 2/4/27 550  
CH1089 trans equatorial 2022.07.18-2022.07.20 2022.07.21-2022.07.23 3/5/56 604 ref. CH1085
CH1088 northern 2022.07.15 2022.07.18 -/-/-   disturbance cut short by CME?
CH1087 northern 2022.07.09-2022.07.10 2022.07.12-2022.07.13 3/5/39 562  
CH1086 northern 2022.07.02-2022.07.04 none -/-/-    
CH1085 trans equatorial 2022.06.22 2022.06.25-2022.06.27 4/5/39 810  
CH1084 southern 2022.06.23   -/-/-   ref. CH1080
CH1083 northern 2022.06.21-2022.06.22 none -/-/-    
CH1082 northern 2022.06.15 2022.06.18-2022.06.19 3/4/32 626  
CH1081 trans equatorial 2022.06.11-2022.06.13 2022.06.15-2022.06.17 3/4/32 643 ref. CH1079
CH1080 southern 2022.05.24-2022.05.26 2022.05.27-2022.05.31 3/5/48 596 ref. CH1076
CH1079 trans equatorial 2022.05.15-2022.05.18 2022.05.17-2022.05.22 2/3/18 660  
CH1078 northern 2022.05.12-2022.05.14 2022.05.15-2022.05.16 2/4/22 627  
CH1077 northern 2022.05.07 none -/-/-    
CH1076 southern 2022.04.26-2022.04.27 2022.04.30-2022.05.01 3/4/32 588 ref. CH1071
CH1075 northern 2022.04.20-2022.04.21 2022.04.23-2022.04.24 3/4/22 551 ref. CH1070
CH1074 northern 2022.04.14-2022.04.15 2022.04.17-2022.04.19 2/3/18 686  
CH1073 trans equatorial 2022.04.12-2022.04.13 2022.04.15-2022.04.17 2/5/48 758  
CH1072 southern 2022.04.07-2022.04.08 2022.04.10-2002.04.11 3/7/111 578  
CH1071 southern 2022.03.30-2022.03.31 2022.04.03-2002.04.04 2/4/22 520  
CH1070 trans equatorial 2022.03.23-2022.03.25 2022.03.26-2022.03.28 3/4/27 566 ref. CH1066
CH1069 southern 2022.03.19-2022.03.20 2022.03.22-2022.03.25 2/4/22 655  
CH1068 southern 2022.03.11 none -/-/-   closed on 2022.03.11
CH1067 trans equatorial 2022.03.01-2022.03.04 2022.03.04-2022.03.08 2/5/56 631  
CH1066 trans equatorial 2022.02.24-2022.02.26 2022.02.27-2022.03.01 2/4/27 549  
CH1065 northern 2022.02.22 2022.02.25 2/3/18 497  
CH1064 northern 2022.02.17-2022.02.18 2022.02.20-2022.02.22 3/5/39 584 ref. CH1056
CH1063 southern 2022.02.15-2022.02.16 none -/-/-   closed 2022.02.13
CH1062 northern 2022.02.16 none -/-/-   ref. CH1055
closed 2022.02.14
CH1061 northern 2022.02.11 none -/-/-    
CH1060 southern 2022.02.10-2022.02.11 2022.02.12-2022.02.14 3/4/27 622 ref. CH1054
CH1059 southern 2022.02.03-2022.02.04 none -/-/-    
CH1058 trans equatorial 2022.02.01-2022.02.02 2022.02.05-2022.02.06 3/4/22 625 ref. CH1053
CH1057 trans equatorial 2022.01.24-2022.01.25 2022.01.27-2022.01.30 2/4/22 571 ref. CH1052
CH1056 trans equatorial 2022.01.21-2022.01.22 2022.01.25-2022.01.26 3/3/15 538  
CH1055 northern 2022.01.20 none -/-/-   ref. CH1050
CH1054 southern 2022.01.12-2022.01.14 2022.01.15-2022.01.17 3/5/39 654 ref. CH1049
CH1053 southern 2022.01.04-2022.01.05 2022.01.08-2022.01.10 2/5/39 479  
CH1052 trans equatorial 2021.12.28-2021.12.29 2022.01.01-2022.01.04 3/4/27 587 ref. CH1046
CH1051 trans equatorial 2021.12.25-2021.12.26 2021.12.30 2/3/15 465  
CH1050 northern 2021.12.22-2021.12.24 2021.12.27-2021.12.28 2/4/22 452 ref. CH1044
CH1049 trans equatorial 2021.12.17-2021.12.18 2021.12.19-2021.12.22 3/5/48 694  
CH1048 southern 2021.12.12-2021.12.13 2021.12.15-2021.12.16 2/3/18 556  
CH1047 northern 2021.12.05-2021.12.06 2021.12.11 2/3/18 332  
CH1046 trans equatorial 2021.12.01-2021.12.02 2021.12.04-2021.12.07 2/3/12 505  
CH1045 southern 2021.11.30-2021.12.01 2021.12.03-2021.12.04 2/3/18 512  
CH1044 northern 2021.11.27-2021.11.28 2021.11.30-2021.12.02 3/5/56 582 ref. CH1039
CH1043 southern 2021.11.23-2021.11.24 none -/-/-    
CH1042 southern 2021.11.17-2021.11.19 2021.11.20-2021.11.22 3/3/18 687 new
CH1041 southern 2021.11.13-2021.11.14 2021.11.15-2021.11.17 4/4/32 520  
CH1040 southern 2021.11.09 none -/-/-    
CH1039 northern 2021.10.30.2021.10.31 2021.11.01-2021.11.03 3/5/39 617  
CH1038 southern 2021.10.16-2021.10.17 2021.10.19-2021.10.21 2/4/22 551 ref. CH1032
CH1037 northern 2021.10.15-2021.10.16 2021.10.18-2021.10.19 2/3/18 365 ref. CH1031
CH1036 trans equatorial 2021.10.08.2021.10.09   -/-/-   no observable effects due to CME
CH1035 northern 2021.10.07 2021.10.10-2021.10.11 2/5/39 353 closed on 2021.10.06
CH1034 southern 2021.09.30-2021.01.01 none -/-/-    
CH1033 northern 2021.09.23-2021.09.24 2021.09.27-2021.09.28 2/3/18 589  
CH1032 trans equatorial 2021.09.19-2021.09.22 2021.09.23-2021.09.25 2/3/12 557  
CH1031 northern 2021.09.18 2021.09.21-2021.09.23 3/4/27 412 ref. CH1026
CH1030 northern 2021.09.13 none -/-/-   ref. CH1025, overlapping CME
CH1029 northern 2021.09.09 2021.09.13 2/3/15 526 closed on 2021.09.10
CH1028 trans equatorial 2021.09.01-2021.09.02 none -/-/-    
CH1027 northern 2021.08.23 none -/-/-    
CH1026 northern 2021.08.20-2021.08.21 2021.08.24-2021.08.25 2/3/18 453 ref. CH1022
CH1025 northern 2021.08.17 none -/-/-    
CH1024 southern 2021.08.04-2021.08.06 2021.08.10-2021.08.11 2/2/9 498 ref. CH1021
CH1023 northern 2021.08.03 2021.08.07 2/3/15 547  
CH1022 northern 2021.07.24 2021.07.27-2021.07.29 3/4/22 568 ref. CH1018
CH1021 southern 2021.07.09-2021.07.11 2021.07.12-2021.07.15 2/4/32 480 ref. CH1016
CH1020 northern 2021.07.05 2021.07.10 2/3/12 447  
CH1019 southern 2021.07.02 2021.07.06 2/2/9 400  
CH1018 northern 2021.06.27 2021.06.30-2021.07.01 3/4/27 522  
CH1017 northern 2021.06.19-2021.06.20 2021.06.24-2021.06.25 2/3/18 387  
CH1016 southern 2021.06.12-2021.06.13 2021.06.15-2021.06.17 3/4/32 608 ref. CH1013
CH1015 northern 2021.06.08-2021.06.09 2021.06.11-2021.06.13 2/4/27 487 closed on 2021.06.08
CH1014 southern 2021.06.04-2021.06.05 2021.05.07 3/4/22 497  
CH1013 trans equatorial 2021.05.15-2021.05.17 2021.05.19-2021.05.21 4/5/48 569  
CH1012 southern 2021.05.10 2021.05.14-2021.05.15 2/3/18 424  
CH1011 southern 2021.04.30 none -/-/-   ref. CH1003
CH1010 northern 2021.04.27-2021.04.28 2021.05.02-2021.05.03 2/3/18 453  
CH1009 northern 2021.04.21-2021.04.22 none -/-/-    
CH1008 southern 2021.04.19-2021.04.20 2021.04.23-2021.04.24 3/5/39 468 ref. CH1001
CH1007 southern 2021.04.14-2021.04.17 2021.04.17-2021.04.21 3/5/48 658 ref. CH1000
CH1006 southern 2021.04.12-2021.04.13 2021.04.16-2021.04.17 3/5/39 481 new
CH1005 northern 2021.04.09-2021.04.10 2021.04.14 2/3/18 447 ref. CH999
CH1004 northern 2021.04.01 none -/-/-    
CH1003 southern 2021.04.02-2021.04.03 2021.04.07 4/5/39 588  
CH1002 southern 2021.03.24-2021.03.26 2021.03.27-2021.03.28 3/4/32 485 ref. CH996
CH1001 trans equatorial 2021.03.23 2021.03.25-2021.03.26 3/4/22 472  
CH1000 southern 2021.03.17-2021.03.19 2021.03.20-2021.03.23 4/6/80 728 ref. CH995
CH999 northern 2021.03.13 none -/-/-   ref. CH994
CH998 southern 2021.03.09-2021.03.11 2021.03.12-2021.03.15 3/5/39 563 ref. CH993
CH997 trans equatorial 2021.03.01-2021.03.04 2021.03.06-2021.03.07 2/4/32 602 ref. CH992
CH996 southern 2021.02.26-2021.02.27 2021.03.01-2021.03.04 3/6/80 727 ref. CH990
CH995 southern 2021.02.17-2021.02.20 2021.02.19-2021.02.23 3/4/32 683 ref. CH989
CH994 northern 2021.02.12-2021.02.13 2021.02.15-2021.02.17 2/4/27 476 ref. CH988
CH993 southern 2021.02.10-2021.02.11 2021.12.12-2021.12.13 3/4/27 559  
CH992 trans equatorial 2021.02.04-2021.02.05 2021.02.08-2021.02.09 2/3/18 531 new
CH991 southern 2021.02.02-2021.02.03 2021.02.06-2021.02.07 3/5/39 573 ref. CH987
CH990 southern 2021.01.28-2021.01.29 2021.02.02-2021.02.03 3/4/27 601 ref. CH985
CH989 southern 2021.01.21-2021.01.22 2021.01.25-2021.01.27 3/5/48 723 ref. CH983
CH988 northern 2021.01.15-2021.01.18 2021.01.19-2021.01.20 1/3/12 346 ref. CH982
CH987 southern 2021.01.06 none -/-/-   new
CH986 northern 2021.01.02 2021.01.06 3/4/22 584  
CH985 southern 2021.01.01-2021.01.02 2021.01.05 3/4/32 440  
CH984 northern 2020.12.30 none -/-/-   new
CH983 southern 2020.12.25-2020.12.26 2020.12.28-2020.12.30 2/3/12 561 new
CH982 northern 2020.12.17-2020.12.21 2020.12.21-2020.12.24 3/4/32 602 ref. CH980
CH981 trans equatorial 2020.12.05-2020.12.07 2020.12.09-2020.12.11 2/3/15 529 ref. CH979
CH980 northern 2020.11.18-2020.11.22 2020.11.21-2020.11.23+
2020.11.25-2020.11.28
3/5/39 628 ref. CH976
CH979 trans equatorial 2020.11.08 2020.11.11-2020.11.12 1/2/7 392 closed 2020.11.08,
weak disturbance
CH978 southern 2020.11.02-2020.11.04 2020.11.05-2020.11.07 2/3/15 506  
CH977 trans equatorial 2020.10.21-2020.10.23   -/-/-   any effects inseparable from CH976 effects
CH976 northern 2020.10.19-2020.10.24 2020.10.23-2020.10.29 3/5/39 570 ref. CH973
CH975 southern 2020.10.16-2020.10.17 2020.10.19-2020.10.21 2/4/22 443  
CH974 northern 2020.10.01 2020.10.05-2020.10.06 3/4/27 414  
CH973 northern 2020.09.19-2020.09.27 2020.09.23-2020.10.02 3/6/69 752 ref. CH972
CH972 northern 2020.08.25-2020.08.29 2020.08.28-2020.09.02 3/5/39 774 ref. CH969
CH971 northern 2020.08.21-2020.08.22 2020.08.26-2020.08.27 2/3/15 522
CH970 northern 2020.08.19-2020.08.20 none -/-/-   closed 2020.08.20
CH969 northern 2020.07.29-2020.07.31 2020.08.02-2020.08.04 3/4/22 775 ref. CH966
CH968 southern 2020.07.20 2020.07.24-2020.07.25 3/4/27 437
CH967 northern 2020.07.08 none -/-/-  
CH966 northern 2020.07.01-2020-07.02 2020.07.04-2020.07.05 3/3/15 503
CH965 southern 2020.05.26 2020.05.30 3/3/18 413
CH964 southern 2020.05.24 none -/-/-  
CH963 southern 2020.05.13 2020.05.18-2020.05.19 (uncertain) -/2/7 368
CH962 southern 2020.05.05 none -/-/-  
CH961 trans equatorial 2020.04.18 2020.04.21-2020.04.22 2/3/18 490
CH960 southern 2020.04.16 none -/-/-  
CH959 northern 2020.04.16 none -/-/-   closed 2020.04.14
CH958 trans equatorial 2020.04.07-2020.04.08 2020.04.11-2020.04.12 2/3/12 473
CH957 trans equatorial 2020.03.31-2020.04.01 none -/-/-  
CH956 southern 2020.03.26-2020.03.27 2020.03.30-2020.03.31 3/4/27 553 ref. CH953
CH955 northern 2020.03.14-2020.03.15 2020.03.18-2020.03.19 2/4/32 510
CH954 southern 2020.03.06-2020.03.07 none -/-/-  
CH953 southern 2020.02.27-2020.02.28 2020.03.02-2020.03.03 2/2/9 450
CH952 trans equatorial 2020.02.11-2020.02.13 none -/-/-  
CH951 northern 2020.02.07-2020.02.08 none -/-/- 443 ref. CH949
CH950 southern 2020.02.02-2020.02.03 2020.02.06-2020.02.08 3/4/27 651 ref. CH948
CH949 northern 2020.01.11-2020.01.12 none -/-/-   ref. CH947
CH948 southern 2020.01.04-2020.01.05 2020.01.08-2020.01.09 3/4/22 522
CH947 trans equatorial 2019.12.14-2019.12.15 2019.12.18-2019.12.19 3/4/27 529 ref. CH945
CH946 southern 2019.11.23-2019.11.24 none -/-/-   ref. CH942
CH945 trans equatorial 2019.11.16-2019.11.18 2019.11.21-2019.11.24 2/4/22 591 ref. CH941
CH944 trans equatorial 2019.11.12-2019.11.13 2019.11.16-2019.11.17 2/2/9 433 ref. CH940
CH943 trans equatorial 2019.11.06-2019.11.08 2019.11.11 (uncertain source) 2/3/12 366
CH942 southern 2019.10.26-2019.10.28 2019.10.30-2019.10.31 2/4/22 456 ref. CH939
CH941 trans equatorial 2019.10.20-2019.10.24 2019.10.24-2019.10.28 4/5/56 693 ref. CH938
CH940 trans equatorial 2019.10.17 none -/-/-   ref. CH937
CH939 southern 2019.09.30-2019.10.01 2019.10.04-2019.10.05 2/3/15 451 ref. CH936
CH938 trans equatorial 2019.09.24-2019.09.26 2019.09.27-2019.10.01 4/5/56 758 ref. CH935
CH937 trans equatorial 2019.09.20-2019.09.21 2019.09.24 3/4/22 543 ref. CH934
CH936 southern 2019.09.03-2019.09.04 2019.09.08-2019.09.09 2/3/18 554 ref. CH933
CH935 trans equatorial 2019.08.27-2019.08.31 2019.08.30-2019.09.05 4/6/67 872 ref. CH932
CH934 trans equatorial 2019.08.24-2019.08.25 2019.08.27 2/3/18 606 ref. CH931
CH933 southern 2019.08.07 2019.08.13 2/2/9 495 uncertain
CH932 trans equatorial 2019.08.01-2019.08.02 2019.08.05-2019.08.08 3/5/56 708 ref. CH928
CH931 trans equatorial 2019.07.28-2019.07.29 2019.07.30-2019.08.01 2/3/18 547 ref. CH927
CH930 southern 2019.07.19 2019.07.22 2/2/9 402
CH929 trans equatorial 2019.07.04-2019.07.05 none -/-/-  
CH928 northern 2019.07.05-2019.07.07 2019.07.09-2019.07.11 3/5/39 623 ref. CH923
CH927 trans equatorial 2019.07.01-2019.07.02 2019.07.04-2019.07.05 2/2/7 421 ref. CH922
CH926 northern 2019.06.21-2019.06.22 none -/-/-   ref. CH920
CH925 trans equatorial 2019.06.15-2019.06.16 2019.06.20-2019.06.21 2/2/9 391
CH924 southern 2019.06.13 none -/-/-   ref. CH918
CH923 northern 2019.06.09 2019.06.12-2019.06.14 2/4/27 459
CH922 southern 2019.06.05 2019.06.08-2019.06.09 3/5/56 437
CH921 northern 2019.05.31-2019.06.02 none -/-/-  
CH920 northern 2019.05.26 2019.05.29-2019.05.30 2/3/15 532
CH919 southern 2019.05.24-2019.05.25 2019.05.28-2019.05.29 3/3/18 552 ref. CH916
CH918 southern 2019.05.17-2019.05.18 none -/-/-   ref. CH915
CH917 trans equatorial 2019.05.03-2019.05.04 2019.05.09 2/2/9 369
CH916 trans equatorial 2019.04.27-2019.04.29 2019.05.01-2019.05.04 2/4/22 557 ref. CH914
CH915 southern 2019.04.19-2019.04.21 2019.04.23-2019.04.24 2/3/18 443 ref. CH912
CH914 trans equatorial 2019.03.31-2019.04.03 2019.04.03-2019.04.09 3/4/22 551
CH913 northern 2019.03.28-2019.03.29 2019.03.31-2019.04.02 2/4/22 437
CH912 trans equatorial 2019.03.24-2019.03.25 2019.03.28-2019.03.29 2/3/15 553 ref. CH909
CH911 trans equatorial 2019.03.14-2019.03.15 2019.03.19 2/3/12 441
CH910 trans equatorial 2019.03.10-2019.03.11 none -/-/-  
CH909 southern 2019.02.23-2019.02.28 2019.02.27-2019.03.04 3/4/32 611 ref. CH905
CH908 trans equatorial 2019.02.15-2019.02.17 2019.02.20-2019.02.21 2/4/22 484 ref. CH904
CH907 southern 2019.02.05-2019.02.06 2019.02.08-2019.02.10 2/4/27 505
CH906 northern 2019.02.02 2019.02.06 2/3/12 464
CH905 trans equatorial 2019.01.27-2019.02.01 2019.01.31-2019.02.04 3/5/56 587 ref. CH902
CH904 trans equatorial 2019.01.18-2019.01.21 2019.01.23-2019.01.25 3/4/32 649 ref. CH901
CH903 southern 2019.01.12-2019.01.13 2019.01.16-2019.01.18 2/3/15 497
CH902 trans equatorial 2018.12.31-2019.01.02 2019.01.04-2019.01.07 3/5/48 544 ref. CH898
CH901 trans equatorial 2018.12.23-2018.12.26 2018.12.27-2018.12.31 3/4/32 587 ref. CH897
CH900 southern 2018.12.12-2018.12.14 2018.12.17-2018.12.20 2/3/12 598 ref. CH895
CH899 trans equatorial 2018.12.08-2018.12.09 none -/-/-   closed on 2018.12.09?
CH898 trans equatorial 2018.12.03-2018.12.06 2018.12.07-2018.12.11 2/4/27 681 ref. CH893
CH897 trans equatorial 2018.11.26-2018.11.29 2018.12.01-2018.12.04 2/3/18 479 ref. CH892
CH896 southern 2018.11.22-2018.11.24 2018.11.27-2018.11.28 2/2/7 417 ref. CH891
CH895 southern 2018.11.17-2018.11.18 2018.11.20-2018.11.21 1/3/15 412
CH894 northern 2018.11.14-2018.11.15 none -/-/-   ref. CH890
CH893 trans equatorial 2018.11.06-2018.11.10 2018.11.09-2018.11.13 2/4/27 648 ref. CH889
CH892 trans equatorial 2018.10.30-2018.11.03 2018.11.04-2018.11.08 4/5/56 625 ref. CH888
CH891 trans equatorial 2018.10.27-2018.10.28 none -/-/-   ref. CH887
CH890 northern 2018.10.16-2018.10.17 2018.10.21-2018.10.22 2/3/12 421 ref. CH886
CH889 trans equatorial 2018.10.10-2018.10.13 2018.10.13-2018.10.16 2/4/27 669 ref. CH885
CH888 trans equatorial 2018.10.04-2018.10.06 2018.10.07-2018.10.11 3/5/48 596 ref. CH884
CH887 trans equatorial 2018.09.30-2018.10.01 2018.10.03 1/2/9 594 ref. CH883
CH886 northern 2018.09.18 2018.09.21-2018.09.23 3/4/32 605
CH885 trans equatorial 2018.09.13-2018.09.15 2018.09.17-2018.09.18 2/3/15 589 ref. CH881
CH884 trans equatorial 2018.09.07-2018.09.09 2018.09.10-2018.09.14 3/5/56 646 ref. CH880
CH883 trans equatorial 2018.09.03-2018.09.04 2018.09.07 1/2/7 575 ref. CH879
CH882 trans equatorial 2018.08.27-2018.08.28 none -/-/-  
CH881 trans equatorial 2018.08.17-2018.08.20 2018.08.20-2018.08.22 3/4/22 692 ref. CH876
CH880 trans equatorial 2018.08.11-2018.08.13 2018.08.15-2018.08.18 3/4/27 562 ref. CH875
CH879 trans equatorial 2018.08.07-2018.08.08 2018.08.11 2/4/27 382 ref. CH874
CH878 northern 2018.08.03 2018.08.07 2/3/15 428
CH877 trans equatorial 2018.08.01 none -/-/-   ref. CH873
CH876 trans equatorial 2018.07.21-2018.07.22 2018.07.24-2018.07.25 3/4/22 566 ref. CH871
CH875 trans equatorial 2018.07.16-2018.07.17 2018.07.20-2018.07.21 2/3/18 544 ref. CH870
CH874 southern 2018.07.12-2018.07.13 2018.07.16-2018.07.17 2/3/15 428
CH873 trans equatorial 2018.07.05-2018.07.06 none -/-/-  
CH872 southern 2018.06.28 none
-/-/-  
CH871 trans equatorial 2018.06.24-2018.06.26 2018.06.25-2018.06.27
3/5/48 613 ref. CH867
CH870 northern 2018.06.19-2018.06.21 2018.06.23-2018.06.24 3/4/22 474 ref. CH866
CH869 northern 2018.06.14-2018.06.15 2018.06.17-2018.06.19
3/4/32 550 ref. CH865
CH868 southern 2018.06.09-2018.06.10 none
-/-/-   ref. CH864
CH867 trans equatorial 2018.05.29-2018.06.02 2018.05.31-2018.06.03
3/5/39 709 ref. CH863
CH866 northern 2018.05.24-2018.05.25 none
-/-/-  
CH865 northern 2018.05.18-2018.05.19 2018.05.22
2/3/12 471 ref. CH862
CH864 southern 2018.05.13-2018.05.14 2018.05.17
2/3/12 453 ref. CH861
CH863 trans equatorial 2018.05.02-2018.05.07 2018.05.05-2018.05.12
3/6/67 717 ref. CH860
CH862 northern 2018.04.22 2018.04.27
2/3/12 379 ref. CH859
CH861 trans equatorial
2018.04.16-2018.04.18 2018.04.20-2018.04.23
3/6/67 699

CH860 trans equatorial
2018.04.06-2018.04.11 2018.04.09-2018.04.14
2/4/27 580
ref. CH857
CH859 northern 2018.03.25-2018.03.26 2018.03.29-2018.03.31
2/3/12 477

CH858 trans equatorial 2018.03.21-2018.03.22 2018.03.24-2018.03.26
3/4/27 552
ref. CH854
CH857 northern 2018.03.10-2018.03.15 2018.03.14-2018.03.20 3/6/67 598 ref. CH851
CH856 southern 2018.03.04-2018.03.05 none -/-/-    
CH855 northern 2018.03.04-2018.03.05 none -/-/-    
CH854 trans equatorial 2018.02.22-2018.02.23 2018.02.26-2018.02.27 2/5/48 561 ref. CH850
CH853 trans equatorial 2018.02.19-2018.02.20 2018.02.22-2018.02.24 2/4/32 567  
CH852 trans equatorial 2018.02.09 none -/-/-    
CH851 trans equatorial 2018.02.12-2018.01.17 2018.02.15-2018.02.19 2/4/32 608 ref. CH848
CH850 trans equatorial 2018.01.26-2018.01.27 2018.01.31 2/3/12 421 new, poorly defined
CH849 northern 2018.01.24-2018.01.25 none -/-/-   ref. CH844
CH848 trans equatorial 2018.01.16-2018.01.20 2018.01.19-2018.01.22 2/3/15 546 ref. CH843
CH847 northern 2018.01.09-2018.01.10 2018.01.13-2018.01.15 2/4/27 580 ref. CH842
CH846 southern 2018.01.06 none -/-/-   ref. CH841
CH845 northern 2018.01.04-2018.01.05 2018.01.08-2018.01.09 2/3/18 531 ref. CH840
CH844 northern 2017.12.28-2017.12.29 2017.12.31-2018.01.01 2/3/18 448 ref. CH839
CH843 trans equatorial 2017.12.20-2017.12.23 2017.12.24-2017.12.27 2/3/18 563 ref. CH838
CH842 trans equatorial 2017.12.13-2017.12.15 2017.12.17-2017.12.18 3/5/39 652 ref. CH837
CH841 southern 2017.12.10-2017.12.11 none -/-/-   ref. CH836
CH840 northern 2017.12.07-2017.12.08 2017.12.11-2017.12.12 2/4/22 483 ref. CH835
CH839 trans equatorial 2017.12.01-2017.12.03 2017.12.04-2017.12.07 3/5/48 582 ref. CH834
CH838 trans equatorial 2017.11.24-2017.11.26 2017.11.28-2017.12.01 2/4/22 481  
CH837 trans equatorial 2017.11.16-2017.11.18 2017.11.20-2017.11.22 3/4/32 584 ref. CH831
CH836 southern 2017.11.13-2017.11.14 none -/-/-   ref. CH830
CH835 northern 2017.11.11 2017.11.15-2017.11.16 3/4/27 541 ref. CH829
CH834 northern 2017.11.03-2017.11.06 2017.11.07-2017.11.11 3/6/67 711 ref. CH828
CH833 southern 2017.10.29-2017.10.31 2017.11.02-2017.11.03 2/3/18 458 ref. CH827
CH832 northern 2017.10.28 none -/-/-   new
CH831 trans equatorial 2017.10.20-2017.10.23 2017.10.24-2017.10.26 3/5/39 684 ref. CH826
CH830 trans equatorial 2017.10.17-2017.10.18 2017.10.21-2017.10.22 2/3/15 523 ref. CH825
CH829 northern 2017.10.15 2017.10.19-2017.10.20 2/3/18 506  
CH828 northern 2017.10.07-2017.10.10 2017.10.10-2017.10.15 4/5/56 775 ref. CH824
CH827 southern 2017.10.01-2017.10.03 2017.10.05-2017.10.06 2/3/18 464 ref. CH823
CH826 trans equatorial 2017.09.23-2017.09.26 2017.09.27-2017.10.01 4/6/94 768 ref. CH822
CH825 southern 2017.09.20-2017.09.21 2017.09.24-2017.09.25 2/2/9 464 ref. CH821
CH824 northern 2017.09.10-2017.09.14 2017.09.14-2017.09.20 4/6/67 760 ref. CH820
CH823 southern 2017.09.04-2017.09.05 none, obscured by CME -/-/-   ref. CH819
CH822 trans equatorial 2017.08.28-2017.09.01 2017.08.31-2017.09.05 3/5/48 741 ref. CH818
CH821 southern 2017.08.24-2017.08.25 none -/-/-    
CH820 northern 2017.08.13-2017.08.17 2017.08.17-2017.08.21 3/5/39 734 ref. CH815
CH819 trans equatorial 2017.08.08-2017.08.10 2017.08.11-2017.08.13 3/3/15 587 ref. CH813
CH818 trans equatorial 2017.07.31-2017.08.05 2017.08.03-2017.08.07 3/4/32 713  
CH817 southern 2017.07.28-2017.07.29 2017.08.01 2/2/7 438  
CH816 trans equatorial 2017.07.21-2017.07.22 2017.07.25-2017.07.26 2/4/22 645 poorly defined
CH815 northern 2017.07.16-2017.07.21 2017.07.20-2017.07.24 3/4/27 701 ref. CH809
CH814 southern 2017.07.14 none -/-/-    
CH813 northern 2017.07.13 none -/-/-   ref. CH808
CH812 trans equatorial 2017.07.05-2017.07.07 2017.07.09-2017.07.11 3/5/48 647  
CH811 southern 2017.07.01-2017.07.02 none -/-/-    
CH810 southern 2017.06.25 none -/-/-   ref. CH806
CH809 northern 2017.06.19-2017.06.23 2017.06.24-2017.06.26 2/3/18 540 ref. CH805
CH808 northern 2017.06.14-2017.06.15 2017.06.17-2017.06.19 2/3/18 566 ref. CH804
CH807 trans equatorial 2017.06.13-2017.06.14 2017.06.16-2017.06.17 4/5/48 594 ref. CH804
CH806 trans equatorial 2017.05.29-2017.05.30 2017.06.03 2/4/22 445  
CH805 northern 2017.05.23 none -/-/-    
CH804 trans equatorial 2017.05.16-2017.05.18 2017.05.19-2017.05.22 3/4/27 769 ref. CH802
CH803 trans equatorial 2017.05.12-2017.05.13 2017.05.15-2017.05.16 2/3/18 610 ref. CH801
CH802 trans equatorial 2017.04.20-2017.04.24 2017.04.21-2017.04.26 4/5/56 834 ref. CH798
CH801 trans equatorial 2017.04.13-2017.04.16 2017.04.18-2017.04.20 4/6/67 609 ref. CH797
CH800 northern 2017.04.06 2017.04.09 3/4/32 571 ref. CH795
CH799 trans equatorial 2017.03.30-2017.03.31 2017.04.04 2/5/39 479  
CH798 trans equatorial 2017.03.24-2017.03.29 2017.03.27-2017.04.01 4/6/80 823 ref. CH792
CH797 trans equatorial 2017.03.18-2017.03.21 2017.03.21-2017.03.23 4/5/48 747 ref. CH791
CH796 southern 2017.03.12-2017.03.13 none -/-/-    
CH795 northern 2017.03.10-2017.03.11 2017.03.15-2017.03.16 1/3/18 457  
CH794 northern 2017.03.06-2017.03.07 none -/-/-    
CH793 trans equatorial 2017.03.02-2017.03.03 none -/-/-    
CH792 trans equatorial 2017.02.25-2017.02.28 2017.02.27-2017.03.09 4/6/67 760 ref. CH788
CH791 trans equatorial 2017.02.19-2017.02.21 2017.02.22-2017.02.25 3/4/32 702 ref. CH787
CH790 southern 2017.02.12-2017.02.17 2017.02.16-2017.02.20 3/4/27 551 ref. CH786
CH789 northern 2017.02.03-2017.02.05 none -/-/-   ref. CH784
CH788 trans equatorial 2017.01.28-2017.01.31 2017.01.31-2017.02.04 3/5/48 747 ref. CH782
CH787 trans equatorial 2017.01.23-2017.01.25 2017.01.26-2017.01.29 3/4/32 642 ref. CH781
CH786 trans equatorial 2017.01.16-2017.01.19 2017.01.18-2017.01.22 3/4/22 583 ref. CH780
CH785 northern 2017.01.11-2017.01.12 none, too far to the north -/-/-   ref. CH779
CH784 trans equatorial 2017.01.07-2017.01.09 none -/-/-   ref. CH778
CH783 trans equatorial 2016.12.31 2017.01.03 3/3/18 529 new
CH782 trans equatorial 2017.01.01-2017.01.03 2017.01.04-2017.01.09 3/4/32 753 ref. CH777
CH781 trans equatorial 2016.12.27-2016.12.29 2016.12.31-2017.01.02 3/4/22 557 ref. CH776
CH780 trans equatorial 2016.12.17-2016.12.22 2016.12.21-2016.12.27 3/6/67 730 ref. CH774+CH775
CH779 northern 2016.12.15-2016.12.17 2016.12.17-2016.12.18 2/3/15 432 ref. CH773
CH778 trans equatorial 2016.12.12 none -/-/-   ref. CH772
CH777 trans equatorial 2016.12.05-2016.12.09 2016.12.07-2016.12.12 3/5/39 714 ref. CH771
CH776 southern 2016.12.01 2016.12.06 1/3/15 355 ref. CH770
CH775 southern 2016.11.24-2016.11.25 2016.11.28-2016.11.29 2/3/12 514  
CH774 trans equatorial 2016.11.20-2016.11.22 2016.11.24-2016.11.27 3/5/48 712 ref. CH769, southern part
CH773 northern 2016.11.18-2016.11.23 2016.11.22-2016.11.23 3/4/27 549 ref. CH769, northern part
CH772 trans equatorial 2016.11.15 none -/-/-   ref. CH768
CH771 trans equatorial 2016.11.08-2016.11.12 2016.11.10-2016.11.15 3/4/32 823 ref. CH767
CH770 southern 2016.11.04 none -/-/-    
CH769 trans equatorial 2016.10.23-2016.10.27 2016.10.25-2016.10.31 4/6/94 862 ref. CH764+CH765 (merged)
CH768 trans equatorial 2016.10.18-2016.10.19 2016.10.23-2016.10.25 3/4/22 516 ref. CH763
CH767 trans equatorial 2016.10.12-2016.10.15 2016.10.16-2016.10.18 3/5/39 809 ref. CH761
CH766 trans equatorial 2016.10.11-2016.10.12 2016.10.14-2016.10.16 2/3/15 581  
CH765 trans equatorial 2016.09.26-2016.09.30 2016.10.01-2016.10.04 3/4/32 574 ref. CH759, contributed to disturbance started by CH764
CH764 northern 2016.09.25-2016.09.27 2016.09.27-2016.09.30 4/6/67 786 ref. CH758
CH763 southern 2016.09.22-2016.09.23 2016.09.25-2016.09.27 3/5/56 494 ref. CH757
CH762 northern 2016.09.19 none -/-/-   merged with CH761 2016.09.20
CH761 trans equatorial 2016.09.16-2016.09.18 2016.09.19-2016.09.21 2/4/32 769 ref. CH756
CH760 northern 2016.09.11-2016.09.14 none -/-/-   ref. CH755
CH759 trans equatorial 2016.08.31-2016.09.02 2016.09.03-2016.09.06 -/-/-   contributed to disturbance started by CH758
CH758 northern 2016.08.29-2016.09.02 2016.09.01-2016.09.07 4/6/67 770 ref. CH753 eastern part
CH757 trans equatorial 2016.08.26-2016.08.27 2016.08.30-2016.09.01 3/4/32 448 ref. CH753 western part
CH756 southern 2016.08.20-2016.08.21 2016.08.23-2016.08.25 3/5/48 598  
CH755 northern 2016.08.16 2016.08.21 3/4/22 424 ref. CH750
CH754 trans equatorial 2016.08.02-2016.08.04 2016.08.05-2016.08.08 3/4/22 719 ref. CH747
CH753 trans equatorial 2016.07.30-2016.08.07 2016.08.02-2016.08.05
2016.08.09-2016.08.11
3/5/48 613
662
ref. CH746
CH752 trans equatorial 2016.07.25-2016.07.26 2016.07.28-2016.07.30 3/4/27 575 ref. CH745
CH751 northern 2016.07.23 none -/-/-   ref. CH744
CH750 northern 2016.07.18-2016.07.19 2016.07.22-2016.07.23 2/3/12 470 ref. CH743
CH749 southern 2016.07.10-2016.07.11 none -/-/-   no observation possible due to CH746 related disturbance
CH748 trans equatorial 2016.07.08-2016.07.09 2016.07.12-2016.07.13 3/4/27 616 ref. CH740
CH747 trans equatorial 2016.07.06 none -/-/-   no observation possible due to CH746 related disturbance
CH746 trans equatorial 2016.07.04-2016.07.11 2016.07.06-2016.07.11
2016.07.14-2016.07.16
3/4/32 625
680
ref. CH739
CH745 trans equatorial 2016.06.28-2016.06.30 2016.07.02-2016.07.03 2/4/22 472 ref. CH738
CH744 northern 2016.06.26-2016.06.27 2016.07.01 2/3/12 400  
CH743 northern 2016.06.21-2016.06.22 2016.06.25-2016.06.27 3/4/22   ref. CH737
CH742 trans equatorial 2016.06.19-2016.06.20 2016.06.23-2016.06.24 3/3/18 524 ref. CH736
CH741 southern 2016.06.18-2016.06.20 2016.06.22-2016.06.23 2/4/32 420  
CH740 trans equatorial 2016.06.11-2016.06.15 2016.06.13 2/3/18 561 ref. CH735
CH739 northern 2016.06.08-2016.06.09
2016.06.12-2016.05.14
2016.06.10-2016.06.12
+2016.06.14-2016.06.19
2/3/18
3/6/67
553
711
ref. CH734
CH738 trans equatorial 2016.06.02-2016.06.03 2016.06.05-2016.06.06 3/5/56 616 ref. CH733
CH737 northern 2016.05.25-2016.05.26 2016.05.27-2016.05.30 3/4/27 567 ref. CH730
CH736 trans equatorial 2016.05.22-2016.05.24 none -/-/-   ref. CH731
CH735 trans equatorial 2016.05.17-2016.05.18 2016.05.21-2016.05.22 3/4/32 715 ref. CH729
CH734 northern 2016.05.12-2016.05.13 2016.05.15-2016.05.18 3/3/18 565 ref. CH728
CH733 trans equatorial 2016.05.05-2016.05.07 2016.05.08-2016.05.10 3/6/94 741 ref. CH727
CH732 trans equatorial 2016.05.03 2016.05.06-2016.05.07 3/4/27 591  
CH731 southern 2016.04.26-2016.04.27 none -/-/-    
CH730 northern 2016.04.27-2016.02.28 2016.04.30-2016.05.03 3/5/48 578 ref. CH726
CH729 trans equatorial 2016.04.20-2016.04.21 2016.04.22-2016.04.24 3/4/32 621 ref. CH724
CH728 northern 2016.04.15-2016.04.16 none -/-/-   ref. CH723
CH727 trans equatorial 2016.04.09-2016.04.11 2016.04.12-2016.04.14 3/5/48 663 ref. CH721/CH722
CH726 northern 2016.03.30-2016.04.01 2016.04.02-2016.04.04 3/5/48 538  
CH725 trans equatorial 2016.03.28-2016.03.29 none -/-/-   ref. CH718
CH724 trans equatorial 2016.03.24-2016.03.25 2016.03.27-2016.03.30 2/3/18 574 ref. CH717
CH723 northern 2016.03.18-2016.03.19 2016.03.23-2016.03.24 2/3/18 554 ref. CH716
CH722 northern 2016.03.13-2016.03.14 2016.03.16-2016.03.18 3/5/39 605 new
CH721 southern 2016.03.12-2016.03.13 2016.03.14-2016.03.16 3/5/39 593 ref. CH715
CH720 southern 2016.03.07-2016.03.08 2016.03.11-2016.03.12 3/5/48 583 ref. CH714
CH719 northern 2016.03.01 none -/-/-    
CH718 trans equatorial 2016.03.02 2016.03.06-2016.03.08 3/6/94 602  
CH717 trans equatorial 2016.02.26-2016.02.27 2016.03.01-2016.03.02 2/3/12 458 ref. CH712
CH716 northern 2016.02.20-2016.02.22 2016.02.26 2/3/15 411 ref. CH711
CH715 southern 2016.02.13-2016.02.14 2016.02.15-2016.02.19 4/5/56 663  
CH714 southern 2016.02.08 2016.02.12-2016.02.13 2/3/18 431  
CH713 northern 2016.02.04-2016.02.05 2016.02.08 4/5/48 452 ref. CH709
CH712 trans equatorial 2016.01.30-2016.01.31 2016.02.02-2016.02.04 2/4/32 460 ref. CH708
CH711 northern 2016.01.25-2016.01.26 none -/-/-   ref. CH707, too far north
CH710 northern 2016.01.13 none -/-/-    
CH709 northern 2016.01.09 2016.01.12-2016.01.13 2/4/22 586 ref. CH705
CH708 trans equatorial 2016.01.02-2016.01.03 2016.01.06-2016.01.07 3/5/39 603 ref. CH704/CH699
CH707 northern 2015.12.29-2015.12.31 2016.01.02-2016.01.03 2/3/12 479 ref. CH704/CH698
CH706 southern 2015.12.25 none -/-/-   ref. CH703
CH705 northern 2015.12.11-2015.12.13 2015.12.14-2015.12.16 3/5/56 576 ref. CH700
CH704 trans equatorial 2015.12.02-2015.12.08 2015.12.05-2015.12.12 3/5/39 669 ref. CH698 / CH699
CH703 southern 2015.11.27-2015.11.28 2015.11.30-2015.12.01 3/5/39 564 ref. CH697
CH702 southern 2015.11.24   -/-/-   maybe associated with weak disturbance on Nov.27-29
CH701 northern 2015.11.21-2015.11.22 none -/-/-    
CH700 northern 2015.11.14-2015.11.16 2015.11.18 3/3/12   ref. CH696
A CME arrived shortly after the start of the disturbance making it difficult to attribute the disturbance to a single source
CH699 southern 2015.11.09-2015.11.10 2015.11.13-2015.11.14 2/3/18 531  
CH698 northern 2015.11.05-2015.11.08 2015.11.08-2015.11.11 4/5/56 768 ref. CH695
CH697 trans equatorial 2015.10.30-2015.11.01 2015.11.03-2015.11.06 3/5/56 778 ref. CH694
CH696 northern 2015.10.17-2015.10.19 2015.10.21 2/4/22 530 ref. CH691
CH695 trans equatorial 2015.10.08-2015.10.14 2015.10.12-2015.10.15 and 2015.10.18 3/4/32 582 ref. CH689, CH690
CH694 trans equatorial 2015.10.04-2015.10.06 2015.10.07-2015.10.11 5/7/132 936 ref. CH688
CH693 northern 2015.09.26-2015.09.27 none -/-/-    
CH692 northern 2015.09.29 2015.10.01-2015.10.02 3/4/27 430 ref. CH687
CH691 trans equatorial 2015.09.21-2015.09.22 2015.09.25 2/3/15 535 ref. CH685
CH690 trans equatorial 2015.09.16-2015.09.17 none -/-/-   ref. CH684

any related disturbance obscured by CME

CH689 northern 2015.09.09-2015.09.16 2015.09.11-2015.09.18 3/7/111 675 ref. CH683
CH688 trans equatorial 2015.09.07-2015.09.08 2015.09.10 3/4/27 438 ref. CH682
CH687 trans equatorial 2015.09.02 2015.09.05-2015.09.06 3/4/27 528 ref. CH681
CH686 trans equatorial 2015.08.29-2015.08.30 2015.09.02-2015.09.04 3/4/32 506 ref. CH680
CH685 trans equatorial 2015.08.25-2015.08.26 2015.08.28-2015.08.29 3/6/67 454 ref. CH679
CH684 trans equatorial 2015.08.19-2015.08.20 2015.08.23-2015.08.24 3/5/48 563 ref. CH678
CH683 northern 2015.08.15-2015.08.17 2015.08.19-2015.08.21 3/4/22 547  
CH682 trans equatorial 2015.08.12-2015.08.13 2015.08.16-2015.08.17 3/4/27 578 ref. CH677

disturbance trailing a CME, uncertain if source was CH682

CH681 northern 2015.08.06 2015.08.09-2015.08.10 2/3/18 553  
CH680 trans equatorial 2015.08.03 2015.08.06-2015.08.07 3/5/39 602 ref. CH676
CH679 trans equatorial 2015.07.28-2015.07.29 2015.07.31-2015.08.03 3/4/22 589 ref. CH675
CH678 trans equatorial 2015.07.24 2015.07.27-2015.07.28 2/3/18 476 ref. CH674
CH677 trans equatorial 2015.07.16-2015.07.17 2015.07.21-2015.07.22 2/3/15 437 ref. CH673
CH676 trans equatorial 2015.07.07-2015.07.08 2015.07.10-2015.07.13 3/5/56 632 ref. CH672
CH675 southern 2015.07.01-2015.07.02 2015.07.04-2015.07.06 3/5/48 558 ref. CH671
CH674 southern 2015.06.27 none -/-/- 417  
CH673 trans equatorial 2015.06.19-2015.06.20 not observable -/-/-   ref. CH670 and CH669. Any disturbance obscured by CMEs
CH672 trans equatorial 2015.06.10-2015.06.11 2015.06.12-2015.06.17 2/4/27 587 ref. CH668
CH671 southern 2015.06.03-2015.06.05 2015.06.07-2015.06.10 3/6/67 684 ref. CH667
CH670 northern 2015.05.24-2015.05.26 2015.05.28-2015.05.30 1/2/7 460 some overlap with CH669

very weak disturbance

CH669 southern 2015.05.23-2015.05.25 none -/-/-   ref. CH665
CH668 southern 2015.05.14-2015.05.16 2015.05.17-2015.05.19 2/5/56 596 ref. CH664
CIR
CH667 southern polar CH extension 2015.05.08-2015.05.09 2015.05.11-2015.05.14 3/6/80 772 ref. CH663
CIR
CH666 trans equatorial 2015.05.02 none -/-/-   ref. CH662
CH665 southern 2015.04.27-2015.04.28 2015.04.30-2015.05.02 1/3/12 633 ref. CH661, weak disturbance
CH664 southern 2015.04.16-2015.04.18 2015.04.20-2015.04.22 3/4/27 601 ref. CH660
CH663 southern polar CH extension 2015.04.11-2015.04.12 2015.04.14-2015.04.17 4/6/80 728 ref. CH659
CIR
CH662 trans equatorial 2015.04.05 2015.04.09 2/3/15 424 ref. CH658
CH661 trans equatorial 2015.03.30-2015.03.31 2015.04.02-2015.04.05 3/4/27 596 ref. CH657
CH660 trans equatorial 2015.03.19-2015.03.22 2015.03.23-2015.03.26 3/4/32 710 ref. CH655
CH659 southern polar CH extension 2015.03.14-2015.03.16 uncertain -/-/-   very strong disturbance on 2015.03.17-2015.03.18 due to CIR and CME effects
CH658 trans equatorial 2015.03.09-2015.03.10 none -/-/-   ref. CH653
CH657 trans equatorial 2015.03.03-2015.03.05 2015.03.06-2015.03.09 3/4/32 563 ref. CH652
CH656 northern 2015.02.22 uncertain -/-/-   uncertain, could be trailing part of disturbance related to CH655
CH655 southern 2015.02.19-2015.02.21 2015.02.23-2015.02.25 3/5/48 489  
CH654 northern 2015.02.15-2015.02.16 2015.02.17-2015.02.18 3/5/39 445 CIR
CH653 trans equatorial 2015.02.10-2015.02.12 none -/-/-   ref. CH650
CH652 trans equatorial 2015.02.04-2015.02.06 2015.02.07-2015.02.09 2/3/15 442 ref. CH649
CH651 southern 2015.01.25 uncertain -/-/-   uncertain due to other geomagnetic disturbances
CH650 trans equatorial 2015.01.14-2015.01.15 none -/-/-   ref. CH646
CH649 trans equatorial 2015.01.06-2015.01.08 2015.01.08-2015.01.11 2/4/22 580 ref. CH645
CH648 trans equatorial 2015.01.02 2015.01.05 2/5/48 554  
CH647 northern 2014.12.23 2014.12.25-2014.12.27 3/4/27 507 ref. CH644
CH646 northern 2014.12.18-2014.12.19 none -/-/-    
CH645 northern 2014.12.10-2014.12.13 2014.12.13-2014.12.16 2/3/18 608 ref. CH642
CH644 northern 2014.11.25 2014.11.28-2014.11.29 1/2/9 448 ref. CH641
CH643 trans equatorial 2014.11.15-2014.11.17 2014.11.18-2014.11.22 2/4/27 483 ref. CH640
CH642 northern 2014.11.13-2014.11.14 2014.11.15-2014.11.17 3/4/27 776 ref. CH639
CH641 northern 2014.10.29-2014.10.30 none -/-/-   possibly overlapped by weak CME related disturbance
CH640 trans equatorial 2014.10.19-2014.10.22 2014.10.21-2014.10.26 3/4/22 563 ref. CH636
CH639 trans equatorial 2014.10.17-2014.10.18 2014.10.20-2014.10.21 3/4/32 575 ref. CH635
CH638 southern 2014.10.13-2014.10.14 2014.10.16-2014.10.17 1/3/15 476  
CH637 southern 2014.09.28 2014.10.01-2014.10.02 2/3/18 438  
CH636 southern 2014.09.22-2014.09.25 2014.09.25-2014.09.28 3/4/32 508 ref. CH632
CH635 northern 2014.09.20-2014.09.21 2014.09.23-2014.09.25 3/4/32 471  
CH634 trans equatorial 2014.09.05 2014.09.08-2014.09.09 2/2/9 433 ref. CH631
CH633 southern 2014.09.02   -/-/-   ref. CH630, closed on 2014.09.01
CH632 trans equatorial 2014.08.27-2014.08.29 2014.08.29-2014.09.01 3/4/27 452 ref. CH629
CH631 trans equatorial 2014.08.09-2014.08.10 2014.08.12-2014.08.13 2/3/18 454  
CH630 southern 2014.08.05-2014.08.06 2014.08.08 2/3/15 389  
CH629 trans equatorial 2014.07.31-2014.08.01 2014.08.03-2014.08.05 2/3/18 463 ref. CH626
CH628 trans equatorial 2014.07.23-2014.07.24 2014.07.26 2/2/7 379 ref. CH624
CH627 trans equatorial 2014.07.20-2014.07.21 none -/-/-   ref. CH623
CH626 trans equatorial 2014.07.05 2014.07.09-2014.07.10 2/3/12 363 ref. CH622
CH625 trans equatorial 2014.06.30-2014.07.01 none -/-/-    
CH624 trans equatorial 2014.06.27 none -/-/-    
CH623 trans equatorial 2014.06.23-2014.06.25 none -/-/-    
CH622 trans equatorial 2014.06.08 2014.06.10-2014.06.12 2/2/9 642 very weak disturbance
CH621 southern 2014.06.06 none -/-/-    
CH620 southern 2014.05.31-2014.06.01 none -/-/-    
CH619 northern 2014.05.25-2014.05.26 none -/-/-    
CH618 trans equatorial 2014.05.21 none -/-/-    
CH617 trans equatorial 2014.05.12 none -/-/-    
CH616 southern 2014.05.07 2014.05.10-2014.05.12 2/4/27 468  
CH615 southern 2014.05.04 none -/-/-    
CH614 northern 2014.05.02 none -/-/-    
CH613 southern 2014.04.24 none -/-/-    
CH612 trans equatorial 2014.04.16 uncertain -/-/-   uncertain due to other disturbances
CH611 northern 2014.04.10 uncertain -/-/-   uncertain due to other disturbances
CH610 southern 2014.04.08 none -/-/-   too far to the south
CH609 trans equatorial 2014.03.28-2014.03.29 2014.03.31-2014.04.01 1/3/12 504  
CH608 trans equatorial 2014.03.19-2014.03.20 2014.03.22-2014.03.24 1/2/9 524  
CH607 southern 2014.03.09 2014.03.12-2014.03.13 3/4/27 494 new
CH606 northern 2014.03.05-2014.03.06 none -/-/-   likely outside ecliptic plane
CH605 trans equatorial 2014.02.24-2014.02.25 none -/-/-   new, overlapping CME disturbance prevented observation of geomagnetic effects
CH604 trans equatorial 2014.02.20-2014.02.21 2014.02.23-2014.02.24 2/3/15 481  
CH603 northern 2014.02.14 none -/-/-   ref. CH600
CH602 trans equatorial 2014.02.05-2014.02.06 2014.02.09-2014.02.10 3/4/22 483 ref. CH599
CH601 northern 2014.01.25 2014.01.28-2014.01.30 2/2/9 473  
CH600 northern 2014.01.18 2014.01.21-2014.01.23 2/3/15 584  
CH599 trans equatorial 2014.01.09-2014.01.10 2014.01.12-2014.01.14 2/4/22 763  
CH598 trans equatorial 2013.12.29-2013.12.31 2014.01.01-2014.01.05 3/4/32 605 ref. CH596
CH597 northern 2013.12.11 2013.12.14 2/4/27 614  
CH596 trans equatorial 2013.12.03-2013.12.04 2013.12.07 1/2/9   disturbance cut short by CME
CH595 northern 2013.11.30-2013.12.01 none -/-/-   ref. CH592
CH594 northern 2013.11.11-2013.11.13 2013.11.15-2013.11.17 3/4/27 600 ref. CH591
CH593 trans equatorial 2013.11.07-2013.11.08 2013.11.10-2013.11.11 2/3/18 666 ref. CH590
CH592 northern 2013.10.31-2013.11.03 2013.11.03-2013.11.05 2/2/9 488 ref. CH589
CH591 northern 2013.10.17 none -/-/-   ref. CH587, too far north
CH590 trans equatorial 2013.10.11-2013.10.12 2013.10.14-2013.10.16 3/4/32 577 ref. CH586
CH589 northern 2013.10.05-2013.10.07 none -/-/-   could not be observed due to CME
CH588 trans equatorial 2013.09.28 2013.10.01 1/2/9 410 ref. CH583
CH587 northern 2013.09.19-2013.09.20 none -/-/-    
CH586 trans equatorial 2013.09.13-2013.09.14 2013.09.17-2013.09.18 2/3/18 540  
CH585 northern 2013.09.09-2013.09.11 2013.09.12-2013.09.14 2/4/22 546 ref. CH579 eastern part
CH584 northern 2013.09.07 2013.09.10-2013.09.11 2/3/12 404 ref. CH579 western part
CH583 trans equatorial 2013.08.31-2013.09.01 2013.09.03-2013.09.04 2/3/18 457 ref. CH578
CH582 northern 2013.08.27 2013.08.30-2013.08.31 3/4/27 427 ref. CH577
CH581 trans equatorial 2013.08.22 2013.08.27-2013.08.28? 3/5/56 465 uncertain if disturbance source
CH580 trans equatorial 2013.08.18-2013.08.19 2013.08.21-2013.08.22 3/4/27 563 recurrent, ref. CH576
CH579 northern 2013.08.11-2013.08.15 2013.08.13-2013.08.18 3/5/48 752 recurrent, ref. CH575
CH578 trans equatorial 2013.08.04-2013.08.05 2013.08.09 2/2/9 478 new
CH577 northern 2013.07.31-2013.08.01 2013.08.04-2013.08.05 3/5/39 565  
CH576 trans equatorial 2013.07.22-2013.07.23 2013.07.25-2013.07.28 2/4/32 558 recurrent, ref. CH574
CH575 northern 2013.07.14-2013.07.19 2013.07.18-2013.07.22 3/5/39 709 recurrent, ref. CH573
CH574 trans equatorial 2013.06.25-2013.06.26 2013.06.27-2013.07.01 4/6/94 592 recurrent, ref. CH571
CH573 northern 2013.06.17-2013.06.22 2013.06.20-2013.06.25 3/4/27 740  
CH572 southern 2013.06.04-2013.06.05 uncertain -/-/-   uncertain due to other disturbances
CH571 trans equatorial 2013.05.29-2013.05.30 2013.05.31-2013.06.04 3/7/132 804 recurrent, ref. CH568
CH570 trans equatorial 2013.05.13 none -/-/-   new
CH569 trans equatorial 2013.05.09-2013.05.10 none -/-/-   new
CH568 trans equatorial 2013.05.02-2013.05.03 2013.05.05-2013.05.08 2/3/15 601 recurrent, ref. CH564
CH567 northern 2013.04.28-2013.04.30 2013.05.01-2013.05.03 3/5/48 551  
CH566 trans equatorial 2013.04.22-2013.04.24 2013.04.24-2013.04.27 3/5/39 609 recurrent, ref. CH562
CH565 trans equatorial 2013.04.14 none -/-/-    
CH564 northern 2013.04.06 2013.04.10-2013.04.11 1/2/7 515  
CH563 northern 2013.03.28   -/-/-   recurrent, ref. CH557, merged with CH562
CH562 trans equatorial 2013.03.25-2013.03.27 2013.03.28-2013.03.31 4/5/56 568 recurrent, ref. CH556
CH561 southern 2013.03.18-2013.03.19 none -/-/-    
CH560 southern 2013.03.14-2013.03.15 none -/-/-   could not be observed due to CME
CH559 northern 2013.03.11 2013.03.14-2013.03.15 1/2/9 419  
CH558 southern 2013.03.03 none -/-/-    
CH557 northern 2013.03.01 2013.03.04 1/3/12 440  
CH556 trans equatorial 2013.02.26-2013.02.28 2013.02.28-2013.03.02 3/5/48 636 recurrent, ref. CH551
CH555 trans equatorial 2013.02.15-2013.02.16 2013.02.18-2013.02.20 2/3/15 420  
CH554 southern 2013.02.11 none -/-/-   small, new
CH553 southern 2013.02.04-2013.02.05 2013.02.07-2013.02.08 2/3/12 441  
CH552 northern 2013.02.01 none -/-/-   closed on Feb.1
CH551 trans equatorial 2013.01.30-2013.01.31 2013.02.01-2013.02.03 2/3/15 491 recurrent, ref. CH549
CH550 southern 2013.01.21-2013.01.22 2013.01.25-2013.01.26 3/4/27 522 new
CH549 trans equatorial 2013.01.03-2013.01.04 2013.01.06-2013.01.09 1/2/9 378 recurrent, ref. CH547
CH548 trans equatorial 2012.12.23-2012.12.24 none or very weak -/-/-   recurrent, ref. CH546
CH547 trans equatorial 2012.12.06-2012.12.07 2012.12.09-2012.12.10 1/3/12 343 recurrent, ref. CH545
CH546 trans equatorial 2012.11.27 none or very weak -/-/-   recurrent, ref. CH543
CH545 trans equatorial 2012.11.10 2012.11.12-2012.11.14 -/-/-   recurrent, ref. CH541. Coincided with CME
CH544 southern 2012.11.01 none or very weak -/-/-   recurrent, ref. CH538
CH543 trans equatorial 2012.10.31 2012.11.03 1/2/6 348  
CH542 northern 2012.10.17-2012.10.18 uncertain -/-/-   no or very weak disturbance
CH541 northern 2012.10.13 2012.10.17-2012.10.18 2/3/18 704  
CH540 northern 2012.10.11 closed on 2012.10.11 -/-/-    
CH539 southern 2012.10.09-2012.10.11 2012.10.12-2012.10.15 4/6/67 578 recurrent, ref. CH535
CH538 southern 2012.10.05 2012.10.09-2012.10.10 3/5/39 610 recurrent, ref. CH534
CH537 northern 2012.10.01-2012.10.02 2012.10.05-2012.10.06 2/3/15 343  
CH536 trans equatorial 2012.09.17-2012.09.19 2012.09.19-2012.09.22 3/5/39 585  
CH535 southern 2012.09.13 2012.09.16-2012.09.18 2/3/18 433  
CH534 southern 2012.09.08 2012.09.12-2012.09.13 2/3/18 411  
CH533 northern 2012.09.08   -/-/-   too far to the north
CH532 northern 2012.09.02-2012.09.03 uncertain due to CME effects -/-/-    
CH531 trans equatorial 2012.08.27 none -/-/-   new
CH530 trans equatorial 2012.08.22-2012.08.23 2012.08.25-2012.08.27 2/4/22 712 recurrent, ref. CH525
CH529 southern 2012.08.15-2012.08.16 2012.08.18-2012.08.20 3/4/27 572 recurrent, ref. CH524
CH528 northern 2012.08.10-2012.08.11 see CH527 -/-/-   recurrent, ref. CH523
CH527 southern 2012.08.09-2012.08.10 2012.08.12-2012.08.15 2/3/15 502  
CH526 trans equatorial 2012.08.07 none or very weak -/-/-    
CH525 trans equatorial 2012.07.25-2012.07.27 2012.07.28-2012.07.31 3/4/32 459 recurrent, ref. CH521
CH524 southern 2012.07.19-2012.07.20 2012.07.23-2012.07.25 3/3/18 555  
CH523 northern 2012.07.14 2012.07.17-2012.07.18 2/5/56 565  
CH522 northern 2012.07.06-2012.07.07 2012.07.10-2012.07.11 3/4/27 578  
CH521 trans equatorial 2012.06.28-2012.07.01 2012.06.30-2012.07.04 4/5/56 735 recurrent, ref. CH520
CH520 trans equatorial 2012.06.01-2012.06.04 2012.06.04-2012.06.08 3/5/39 840 recurrent, ref. CH515
CH519 southern 2012.05.23-2012.05.24 none -/-/-   new
CH518 northern 2012.05.21 2012.05.24-2012.05.25 2/3/15 540  
CH517 trans equatorial 2012.05.19-2012.05.20 2012.05.22-2012.05.24 3/5/48 723 recurrent, ref. CH514
CH516 southern 2012.05.09-2012.05.10 2012.05.13-2012.05.14 3/4/22 540 recurrent, ref. CH513
CH515 trans equatorial 2012.05.05-2012.05.07 2012.05.08-2012.05.11 3/5/48 603 recurrent, ref. CH512
CH514 northern 2012.04.21 2012.04.24-2012.04.26 3/6/80 781  
CH513 trans equatorial 2012.04.12-2012.04.13 2012.04.17-2012.04.18 3/4/32 455  
CH512 trans equatorial 2012.04.08-2012.04.10 2012.04.12-2012.04.14 4/5/56 687 recurrent, ref. CH507
CH511 trans equatorial 2012.03.31 inconclusive -/-/-   new
CH510 northern 2012.03.30 inconclusive -/-/-    
CH509 trans equatorial 2012.03.23-2012.03.26 2012.03.27-2012.03.28 3/5/56 464 recurrent, ref. CH503
CH508 southern 2012.03.20 2012.03.24 3/5/48 460  
CH507 trans equatorial 2012.03.13-2012.03.14 2012.03.15-2012.03.18 4/6/67 705 recurrent, ref. CH501. Partly overlapped by CME
CH506 southern 2012.03.03-2012.03.04 2012.03.05-2012.03.06 2/3/18 386 recurrent, ref. CH499
CH505 southern 2012.02.29-2012.03.01 2012.03.03-2012.03.05 2/5/39 415  
CH504 northern 2012.02.24   -/-/-   shortlived, created by filament eruption
CH503 northern 2012.02.26-2012.02.27 2012.03.01-2012.03.02 3/4/27 518 recurrent, ref. CH498
CH502 southern 2012.02.20-2012.02.21 2012.02.23-2012.02.26 1/3/15 447 recurrent, ref. CH496
CH501 trans equatorial 2012.02.15-2012.02.16 2012.02.18-2012.02.21 3/5/56 559  
CH500 trans equatorial 2012.02.08-2012.02.09   -/-/-   recurrent, ref. CH493
CH499 southern 2012.02.06-2012.02.07 2012.02.09-2012.02.10 2/3/15 436 recurrent, ref. CH492
CH498 trans equatorial 2012.01.30-2012.02.02 2012.02.02-2012.02.06 2/3/15 442 recurrent, ref. CH491
CH497 southern 2012.01.22 none -/-/-    
CH496 southern 2012.01.23-2012.01.25 2012.01.27-2012.01.28 2/3/15 555 recurrent, ref. CH490
CH495 southern 2012.01.20 not observable due to CME effects -/-/-    
CH494 trans equatorial 2012.01.16-2012.01.17 none -/-/-    
CH493 trans equatorial 2012.01.12-2012.01.13 2012.01.15-2012.01.17 2/3/18 544 recurrent, ref. CH489
CH492 southern 2012.01.09-2012.01.10 2012.01.12-2012.01.13 2/3/18 583 recurrent, ref. CH488
CH491 trans equatorial 2012.01.04-2012.01.05 2012.01.06-2012.01.10 2/2/9 479 recurrent, ref. CH487
CH490 southern 2011.12.26-2011.12.29 2011.12.29-2011.12.30 2/3/15 508  
CH489 northern 2011.12.16-2011.12.17 2011.12.19-2011.12.22 2/3/12 446 recurrent, ref. CH485
CH488 southern 2011.12.11-2011.12.12 none -/-/-    
CH487 northern 2011.12.07-2011.12.08 2011.12.10-2011.12.13 2/3/15 593  
CH486 southern 2011.11.26-2011.11.27 2011.11.30-2011.12.01 2/3/18 544  
CH485 trans equatorial 2011.11.19 2011.11.22-2011.11.24 2/3/12 465  
CH484 northern 2011.11.03 2011.11.07-2011.11.08 1/3/12 428  
CH483 southern 2011.11.01 none -/-/-   closed on October 31
CH482 northern 2011.10.31-2011.11.01 none -/-/-   recurrent, ref. CH478
CH481 southern 2011.10.25-2011.10.26 none, too far to the south -/-/-   recurrent, ref. CH477
CH480 trans equatorial 2011.10.19-2011.10.20 2011.10.23-2011.10.24 2/2/7 356  
CH479 trans equatorial 2011.10.12-2011.10.13 2011.10.15-2011.10.16 2/3/18 455  
CH478 northern 2011.10.05-2011.10.06 2011.10.08-2011.10.10 3/4/27 358  
CH477 southern 2011.09.28-2011.09.29 2011.10.01-2011.10.02 2/3/15 545 recurrent, ref. CH474
CH476 trans equatorial 2011.09.11 none -/-/-   closed on Sept.10-11
CH475 trans equatorial 2011.09.08-2011.09.09 2011.09.10-2011.09.13 4/5/39 636 recurrent, ref. CH471
CH474 southern 2011.09.01 2011.09.04-2011.09.06 2/3/12 431  
CH473 northern 2011.08.24-2011.08.25 2011.08.27-2011.08.29 2/3/15 550 recurrent, ref. CH468
CH472 trans equatorial 2011.08.19-2011.08.20 2011.08.22-2011.08.24 2/4/15 529  
CH471 trans equatorial 2011.08.11-2011.08.13 2011.08.13-2011.08.17 2/4/32 630 recurrent, ref. CH466
CH470 southern 2011.08.02-2011.08.03 none -/-/-    
CH469 trans equatorial 2011.08.04-2011.08.05 2011.08.08-2011.08.10 2/3/15 616 recurrent, ref. CH464
CH468 northern 2011.07.26-2011.07.27 2011.07.29-2011.08.01 2/5/48 652 recurrent, ref. CH460
CH467 trans equatorial 2011.07.21-2011.07.22 2011.07.24-2011.07.26 2/3/18 582  
CH466 trans equatorial 2011.07.14-2011.07.18 2011.07.18-2011.07.23 3/5/48 775 recurrent, ref. CH457
CH465 trans equatorial 2011.07.10-2011.07.11 2011.07.13-2011.07.15 2/3/15 539  
CH464 southern 2011.07.07-2011.07.08 2011.07.10-2011.07.12 2/4/22 774 recurrent, ref. CH455
CH463 northern 2011.07.05-2011.07.06 2011.07.08-2011.07.10 3/4/27 485 recurrent, ref. CH454
CH462 trans equatorial 2011.07.01-2011.07.02 2011.07.04-2011.07.06 3/5/56 452 recurrent, ref. CH453
CH461 northern 2011.06.30 2011.07.03 2/3/18 492 closed on June 30
CH460 northern 2011.06.27-2011.06.28 2011.06.30-2011.07.02 3/4/22 512 recurrent, ref. CH452
CH459 northern 2011.06.23 2011.06.26 1/3/18 569  
CH458 southern 2011.06.16 2011.06.20-2011.06.21 2/3/15 502  
CH457 southern 2011.06.19-2011.06.20 2011.06.22-2011.06.25 3/4/27 675 recurrent, ref. CH450
CH456 northern 2011.06.13 2011.06.16 2/2/9 496  
CH455 southern 2011.06.10-2011.06.11 2011.06.14-2011.06.15 2/3/18 556 recurrent, ref. CH449
CH454 northern 2011.06.09 2011.06.12-2011.06.13 2/3/18 519  
CH453 trans equatorial 2011.06.04 2011.06.07-2011.06.08 3/5/39 618  
CH452 northern 2011.05.30-2011.05.31 none -/-/-   too far to the north?
CH451 northern 2011.05.27-2011.05.28 2011.05.29-2011.06.02 4/6/67 963  
CH450 trans equatorial 2011.05.24-2011.05.25 2011.05.27-2011.05.29 4/6/94 682 recurrent, ref. CH446
CH449 southern 2011.05.14-2011.05.15 2011.05.16-2011.05.18 3/4/22 674  
CH448 trans equatorial 2011.05.11-2011.05.12 2011.05.15-2011.05.16 2/4/27 568  
CH447 southern 2011.05.02-2011.05.03 none -/-/-    
CH446 trans equatorial 2011.04.26-2011.04.28 2011.04.29-2011.05.03 3/5/48 770 recurrent, ref. CH443
CH445 southern 2011.04.16-2011.04.17 2011.04.19-2011.04.20 3/5/39 543  
CH444 southern 2011.04.07-2011.04.08 2011.04.11-2011.04.14 2/5/48 652  
CH443 northern 2011.03.28-2011.03.30 2011.04.01-2011.04.04 3/4/32 714  
CH442 northern 2011.03.19-2011.03.20 2011.03.23-2011.03.24 2/3/15 483  
CH441 trans equatorial 2011.03.18-2011.03.19 2011.03.22-2011.03.23 -/-/- - geom. disturbance indistinguishable from CH442
CH440 northern 2011.03.15   -/-/-    
CH439 southern 2011.03.10 2011.03.12-2011.03.14 2/3/18 576  
CH438 trans equatorial 2011.02.27-2011.03.01 2011.03.01-2011.03.05 3/6/67 713 recurrent, ref. CH435
CH437 trans equatorial 2011.02.25-2011.02.26 2011.03.01 2/4/27 415 recurrent, ref. CH435 eastern part
CH436 northern 2011.02.23 none -/-/-   new
CH435 northern 2011.01.30-2011.02.01 2011.02.04-2011.02.06 3/6/67 617 recurrent, ref. CH431, CH432
CH434 southern 2011.01.15-2011.01.16 2011.01.18-2011.01.20 2/2/9 558  
CH433 trans equatorial 2011.01.09-2011.01.12 2011.01.12-2011.01.17 2/3/15 572 recurrent, ref. CH430
CH432 trans equatorial 2011.01.04-2011.01.05 2011.01.07-2011.01.11 2/3/12 690 recurrent, ref. CH429
CH431 northern 2011.01.03-2011.01.04 2011.01.06-2011.01.07 2/5/48 527  
CH430 trans equatorial 2010.12.12-2010.12.16 2010.12.15-2010.12.17 1/4/27 655 recurrent, ref. CH428
CH429 trans equatorial 2010.12.07-2010.12.09 2010.12.12-2010.12.14 2/3/18 757 recurrent, ref. CH427
CH428 northern 2010.11.16-2010.11.18 2010.11.22-2010.11.23 2/3/15 537 recurrent, ref. CH426
CH427 trans equatorial 2010.11.11-2010.11.12 2010.11.14-2010.11.17 1/3/18 828 recurrent, ref. CH425
CH426 trans equatorial 2010.10.20-2010.10.22 2010.10.22-2010.10.26 3/5/48 686 recurrent, ref. CH423
CH425 northern 2010.10.15-2010.10.18 2010.10.18-2010.10.20 2/3/15 455 recurrent, ref. CH422. Split into CH425A and B.
CH424 northern 2010.10.05 uncertain -/-/-   recurrent, ref. CH421
CH423 trans equatorial 2010.09.24 2010.09.27-2010.09.29 2/3/15 550 recurrent, ref. CH419
CH422 northern 2010.09.18-2010.09.21 2010.09.21-2010.09.25 2/3/18 633 recurrent, ref. CH418
CH421 northern 2010.09.07-2010.09.08 none -/-/-   recurrent, ref. CH417
CH420 trans equatorial 2010.09.01 2010.09.05-2010.09.07 2/3/18 465 recurrent, ref. CH416
CH419 trans equatorial 2010.08.27-2010.08.28 2010.09.02-2010.09.03 2/3/15 423  
CH418 northern 2010.08.20-2010.08.24 2010.08.23-2010.08.28 3/5/48 722 recurrent, ref. CH415
CH417 trans equatorial 2010.08.11 none -/-/-    
CH416 trans equatorial 2010.08.05 2010.08.09 2/4/22 458 recurrent, ref. CH413
CH415 northern 2010.07.21-2010.07.26 2010.07.25-2010.07.31 2/4/32 755  
CH414 trans equatorial 2010.07.19-2010.07.21 2010.07.23-2010.07.24 2/3/15 440 recurrent, ref. CH410
CH413 trans equatorial 2010.07.09-2010.07.10 2010.07.14-2010.07.15 2/5/48 501 recurrent, ref. CH408
CH412 trans equatorial 2010.07.05-2010.07.06 2010.07.08-2010.07.09 2/2/7 384  
CH411 southern 2010.06.28-2010.06.29 uncertain -/-/-   overlapping disturbance associated with NPCH extension
CH410 trans equatorial 2010.06.22-2010.06.24 2010.06.25-2010.06.28 3/4/22 567 recurrent, ref. CH406
CH409 northern 2010.06.19 none -/-/-   new
CH408 trans equatorial 2010.06.12-2010.06.13 2010.06.15-2010.06.18 3/4/27 644 recurrent, ref. CH404
CH407 trans equatorial 2010.06.04-2010.06.05 none -/-/-    
CH406 northern 2010.05.28 2010.05.30-2010.06.02 3/5/39 710 recurrent, ref. CH402
CH405 southern 2010.05.20 none -/-/-    
CH404 trans equatorial 2010.05.16-2010.05.17 2010.05.19-2010.05.21 2/4/22 540  
CH403 trans equatorial 2010.05.11-2010.05.13 none -/-/-    
CH402 northern 2010.04.30-2010.05.01 2010.05.02-2010.05.07 4/6/94 794 recurrent, ref. CH398
CH401 northern 2010.04.24 2010.04.28 2/3/18 427 recurrent, ref. CH397
CH400 southern 2010.04.18 2010.04.21-2010.04.22 2/3/12 422 new
CH399 southern 2010.04.11-2010.04.12 2010.04.14-2010.04.15 3/5/48 485 recurrent, ref. CH396
CH398 northern 2010.04.03-2010.04.04 2010.04.06-2010.04.08 4/5/48 623 recurrent, ref. CH395
CH397 northern 2010.03.27 2010.03.30-2010.03.31 1/2/9 430  
CH396 southern 2010.03.14-2010.03.15 2010.03.17-2010.03.20 2/4/22 510  
CH395 trans equatorial 2010.03.07 2010.03.10-2010.03.12 2/4/22 564  
CH394 southern 2010.02.25-2010.02.26 2010.03.01-2010.03.04 2/3/15 441  
CH393 southern 2010.02.15 2010.02.18-2010.02.19 2/2/7 538 new
CH392 northern 2010.02.11-2010.02.12 uncertain due to CME effects -/-/-   recurrent, ref. CH389
CH391 southern 2010.02.08 none -/-/-    
CH390 northern 2010.02.06-2010.02.07 none -/-/-   recurrent, ref. CH388
CH389 northern 2010.01.15-2010.01.16 2010.01.20-2010.01.21 2/5/39 575  
CH388 northern 2010.01.09 2010.01.11-2010.01.14 2/3/12 596  
CH387 northern 2009.12.14 none -/-/-   recurrent, ref. CH385
CH386 northern 2009.11.30-2009.12.01 2009.12.05-2009.12.06 1/2/7 432 recurrent, ref. CH384
CH385 northern 2009.11.16-2009.11.17 2009.11.21-2009.11.22 2/3/15 586  
CH384 northern 2009.11.02-2009.11.03 none -/-/-   recurrent, ref. CH382
CH383 southern 2009.10.17 none -/-/-   new
CH382 northern 2009.10.06-2009.10.07 2009.10.11 2/3/12 417 recurrent, ref. CH379
CH381 northern 2009.09.28 none -/-/-   recurrent, ref. CH378
CH380 northern 2009.09.12-2009.09.13 2008.09.15-2009.09.18 2/3/15 476 recurrent, ref. CH377
CH379 northern 2009.09.09-2009.09.10 2009.09.13-2009.09.15 2/3/12 388 new
CH378 northern 2009.08.30-2009.08.31 2009.09.03-2009.09.04 2/2/9 470 recurrent, ref. CH376
CH377 northern 2009.08.15-2009.08.16 2009.08.19-2009.08.22 3/4/22 548 recurrent, ref. CH374
CH376 northern 2009.08.03-2009.08.04 2009.08.06-2009.08.08 2/4/32 549 recurrent, ref. CH373
CH375 trans equatorial 2009.07.22 none -/-/-   recurrent, ref. CH371
CH374 northern 2009.07.18-2009.07.19 2009.07.22-2009.07.24 3/6/67 581 recurrent, ref. CH372
CH373 northern 2009.07.09-2009.07.10 2009.07.13-2009.07.14 3/4/27 566 new
CH372 northern 2009.06.21-2009.06.22 2009.06.24-2009.06.25 3/5/56 554  
CH371 trans equatorial 2009.06.25 2009.06.28-2009.06.30 2/4/32 557  
CH370 northern 2009.05.29-2009.05.30 none -/-/-   recurrent, ref. CH368
CH369 southern 2009.05.09 uncertain, minor disturbance on May 14 -/-/-   recurrent, ref. CH367
CH368 trans equatorial 2009.05.02-2009.05.04 2009.05.06-2009.05.08 2/4/27 498 recurrent, ref. CH366
CH367 trans equatorial 2009.04.12-2009.04.13 2009.04.16-2009.04.18 2/3/12 526 recurrent, ref. CH365
CH366 trans equatorial 2009.04.05-2009.04.07 2009.04.08-2009.04.12 2/4/22 560 recurrent, ref. CH364
CH365 trans equatorial 2009.03.16-2009.03.17 2009.03.20-2009.03.22 2/3/18 439 recurrent, ref. CH360
CH364 trans equatorial 2009.03.09-2009.03.10 2009.03.12-2009.03.15 2/5/39 562 recurrent, ref. CH359
CH363 southern 2009.03.07-2009.03.08 2009.03.11-2009.03.12 2/3/15 352  
CH362 southern 2009.03.06 2009.03.10 1/2/7 327  
CH361 trans equatorial 2009.02.26-2009.02.27 2009.03.03-2009.03.04 2/3/12 386 recurrent, ref. CH358
CH360 trans equatorial 2009.02.17-2009.02.19 2009.02.20-2009.02.23 1/3/15 469 recurrent, ref. CH357
CH359 trans equatorial 2009.02.10-2009.02.11 2009.02.14-2009.02.16 3/4/32 570 recurrent, ref. CH356
CH358 southern 2009.01.30-2009.01.31 2009.02.03-2009.02.05 3/4/27 379 recurrent, ref. CH355
CH357 trans equatorial 2009.01.22-2009.01.24 2009.01.25-2009.01.27 2/3/18 420 recurrent, ref. CH353
CH356 trans equatorial 2009.01.14-2009.01.16 2009.01.18-2009.01.20 2/4/32 475 recurrent, ref. CH352
CH355 southern 2009.01.04 2009.01.08-2009.01.09 1/2/6 430 recurrent, ref. CH351
CH354 southern 2008.12.30 2009.01.02-2009.01.03 2/4/22 557  
CH353 trans equatorial 2008.12.26-2008.12.28 2008.12.30-2009.01.01 2/3/15 578 recurrent, ref. CH350
CH352 trans equatorial 2008.12.19-2008.12.20 2008.12.22-2008.12.24 2/3/18 573 recurrent, ref. CH349
CH351 southern 2008.12.07 2008.12.11 1/1/5 452  
CH350 trans equatorial 2008.11.30-2008.12.01 2008.12.03-2008.12.04 2/2/12 548 recurrent, ref. CH346
CH349 trans equatorial 2008.11.21-2008.11.23 2008.11.25-2008.11.27 2/3/18 660 recurrent, ref. CH345
CH348 northern 2008.11.19-2008.11.20 none -/-/-    
CH347 northern 2008.11.11 2008.11.14-2008.11.16 2/4/27 497  
CH346 trans equatorial 2008.11.03-2008.11.04 2008.11.06-2008.11.09 2/4/27 558 recurrent, ref. CH343, poorly defined
CH345 southern 2008.10.25-2008.10.28 2008.10.28-2008.10.31 2/4/22 731 recurrent, ref. CH342
CH344 northern 2008.10.16 2008.10.19-2008.10.20 2/3/15 369 recurrent, ref. CH341
CH343 trans equatorial 2008.10.06-2008.10.08 2008.10.11-2008.10.12 3/7/111 552 recurrent, ref. CH340
CH342 trans equatorial 2008.09.27-2008.10.01 2008.09.30-2008.10.04 2/5/39 710 recurrent, ref. CH339
CH341 northern 2008.09.19 none -/-/-   new
CH340 trans equatorial 2008.09.10-2008.09.11 2008.09.14-2008.09.16 3/4/27 566 recurrent, ref. CH338
CH339 trans equatorial 2008.08.31-2008.09.03 2008.09.03-2008.09.08 3/6/94 615 recurrent, ref. CH336
CH338 trans equatorial 2008.08.14-2008.08.15 2008.08.16-2008.08.19 3/5/48 676 recurrent, ref. CH335
CH337 southern 2008.08.11 2008.08.14 2/3/15 448 recurrent, ref. CH334
CH336 trans equatorial 2008.08.05-2008.08.08 2008.08.08-2008.08.11 3/5/39 717 recurrent, ref. CH333
CH335 trans equatorial 2008.07.18-2008.07.20 2008.07.21-2008.07.24 3/4/32 716 recurrent, ref. CH332
CH334 southern 2008.07.15-2008.07.16 none -/-/-   new
CH333 trans equatorial 2008.07.07-2008.07.12 2008.07.11-2008.07.15 3/5/48 763 recurrent, ref. CH331
CH332 southern 2008.06.22-2008.06.23 2008.06.24-2008.06.27 3/4/32 694 recurrent, ref. CH329
CH331 trans equatorial 2008.06.11-2008.06.16 2008.06.14-2008.06.18 3/5/56 787 recurrent, ref. CH326 / CH327
CH330 northern 2008.06.03 2008.06.06-2008.06.07 3/3/18 539 new
CH329 trans equatorial 2008.05.27-2008.05.28 2008.05.30-2008.06.01 2/4/22 710 recurrent, ref. CH324
CH328 trans equatorial 2008.05.23-2008.05.24 none -/-/-   recurrent, ref. CH322
CH327 trans equatorial 2008.05.18-2008.05.19 2008.05.21-2008.05.24 3/4/32 632 recurrent, ref. CH321
CH326 trans equatorial 2008.05.16-2008.05.17 2008.05.19-2008.05.20 2/3/15 502 recurrent, ref. CH320
CH325 northern 2008.05.04 none -/-/-   new
CH324 trans equatorial 2008.04.30-2008.05.02 2008.05.03-2008.05.06 3/3/18 639 fragmented, was eastern part of CH319
CH323 southern 2008.04.28-2008.04.29 2008.05.01-2008.05.02 3/4/32 481 was central part of CH319
CH322 southern 2008.04.26 none -/-/-   was western part of CH319
CH321 trans equatorial 2008.04.21-2008.04.23 2008.04.24-2008.04.27 3/4/32 622 recurrent, ref. CH318
CH320 northern 2008.04.18-2008.04.20 2008.04.22-2008.04.24 4/5/56 665 recurrent, ref. CH317
CH319 trans equatorial 2008.04.01-2008.04.05 2008.04.04-2008.04.10 3/6/67 743 recurrent, ref. CH316
CH318 trans equatorial 2008.03.25-2008.03.28 2008.03.28-2008.03.30 3/5/39 719 recurrent, ref. CH315
CH317 northern 2008.03.22-2008.03.23 2008.03.26-2008.03.27 4/6/67 701  
CH316 trans equatorial 2008.03.04-2008.03.09 2008.03.08-2008.03.15 3/5/56 724 recurrent, ref. CH312
CH315 trans equatorial 2008.02.24-2008.02.29 2008.02.27-2008.03.03 3/5/48 760 recurrent, ref. CH311
CH314 northern 2008.02.17-2008.02.18 2008.02.20-2008.02.21 2/3/12 569 recurrent, ref. CH309
CH313 northern 2008.02.05 none -/-/-   new
CH312 trans equatorial 2008.02.06-2008.02.11 2008.02.10-2008.02.16 3/5/48 791 recurrent, ref. CH308
CH311 trans equatorial 2008.01.30-2008.02.01 2008.02.01-2008.02.04 3/5/48 709 recurrent, ref. CH306 (eastern part)
CH310 trans equatorial 2008.01.28-2008.01.29 2008.01.31-2008.02.01 3/3/15 490 recurrent, ref. CH306 (western part)
CH309 northern 2008.01.22 2008.01.25-2008.01.26 2/4/27 556  
CH308 southern 2008.01.10-2008.01.15 2008.01.12-2008.01.20 3/4/32 770 recurrent, ref. CH304
CH307 northern 2008.01.02 2008.01.04-2008.01.05 3/4/27 727 difficult to interpret data due to CME interacting with CH stream
CH306 trans equatorial 2008.01.04-2008.01.05 2008.01.06-2008.01.09 3/4/27 778 recurrent, ref. CH303
CH305 northern 2007.12.21 2007.12.27 2/2/6 531 recurrent, ref. CH301
CH304 southern 2007.12.14-2007.12.18 2007.12.17-2007.12.22 3/4/32 830 recurrent, ref. CH300
CH303 trans equatorial 2007.12.08-2007.12.10 2007.12.10-2007.12.13 3/4/22 711 recurrent, ref. CH298
CH302 southern 2007.11.30-2007.12.01 2007.12.05 -/-/- 371 new
CH301 trans equatorial 2007.11.24-2007.11.25 none -/-/-   new
CH300 southern 2007.11.17-2007.11.20 2007.11.19-2007.11.26 3/6/80 751 recurrent, ref. CH296
CH299 northern 2007.11.14-2007.11.15 none -/-/-   new
CH298 trans equatorial 2007.11.10-2007.11.14 2007.11.13-2007.11.17 2/3/18 692 recurrent, ref. CH295
CH297 southern 2007.10.26-2007.10.27 2007.10.29-2007.10.30 2/5/48 579 recurrent, ref. CH293
CH296 southern 2007.10.21-2007.10.22 2007.10.25-2007.10.27 3/6/67 690 recurrent, ref. CH292
CH295 trans equatorial 2007.10.15-2007.10.18 2007.10.18-2007.10.19 3/3/18 574 recurrent, ref. CH291
CH294 southern 2007.10.08-2007.10.10 2007.10.12-2007.10.14 1/2/9 334 recurrent, ref. CH290
CH293 southern 2007.09.29 2007.10.02-2007.10.04 3/4/27 562 recurrent, ref. CH289
CH292 southern 2007.09.24-2007-09.25 2007.09.27-2007.09.30 4/6/67 705 recurrent, ref. CH288
CH291 trans equatorial 2007.09.16-2007.09.21 2007.09.20-2007.09.24 2/4/32 710 recurrent, ref. CH287
CH290 southern 2007.09.10-2007.09.11 2007.09.14-2007.09.15 2/3/12 416 recurrent, ref. CH285
CH289 southern 2007.09.02 2007.09.06-2007.09.07 3/4/32 552 recurrent, ref. CH283
CH288 southern 2007.08.28-2007.08.29 2007.08.31-2007.09.04 3/5/48 701 recurrent, ref. CH282
CH287 trans equatorial 2007.08.21-2007.08.24 2007.08.25-2007.08.28 2/4/32 696 recurrent, ref. CH280
CH286 northern 2007.08.17 (2007.08.21) 2/2/7 - recurrent, ref. CH279, weak disturbance
CH285 trans equatorial 2007.08.14-2007.08.15 (2007.08.19) 2/2/7 442 new, brief and weak disturbance
CH284 trans equatorial 2007.08.10-2007.08.11 2007.08.15-2007.08.16 2/3/15 510 recurrent, ref. CH278
CH283 southern 2007.08.06 2007.08.10-2007.08.11 3/4/27 568 recurrent, ref. CH277 eastern part
CH282 southern 2007.08.02-2007.08.03 2007.08.06-2007.08.08 3/6/67 748 recurrent, ref. CH277 western part
CH281 trans equatorial 2007.07.29-2007.07.30 2007.08.01-2007.08.02 3/4/22 700 new
CH280 trans equatorial 2007.07.25-2007.07.27 2007.07.29-2007.07.31 3/4/22 726 recurrent, ref. CH276
CH279 trans equatorial 2007.07.21-2007.07.23 2007.07.26-2007.07.27 3/4/27 548 recurrent, ref. CH275
CH278 southern 2007.07.15-2007.07.16 2007.07.20-2007.07.21 2/5/39 555 recurrent, ref. CH273
CH277 southern 2007.07.06-2007.07.07
2007.07.09-2007.07.10
2007.07.10-2007.07.12
2007.07.14-2007.07.15
3/6/67 655 recurrent, ref. CH272
CH276 trans equatorial 2007.06.29-2007.06.30 2007.07.03-2007.07.04 3/4/32 692 new
CH275 southern 2007.06.25-2007.06.27 2007.06.28-2007.06.30 3/5/48 570 recurrent, ref. CH271
CH274 trans equatorial 2007.06.22 none -/-/-    
CH273 southern 2007.06.17-2007.06.19 2007.06.21-2007.06.23 3/4/32 596 recurrent, ref. CH270
CH272 southern 2007.06.10-2007.06.11 2007.06.14-2007.06.16 3/4/32 634 recurrent, ref. CH269
CH271 southern 2007.05.30-2007.05.31 2007.06.02-2007.06.04 2/4/27 531 recurrent, ref. CH268
CH270 southern 2007.05.21-2007.05.23 2007.05.24-2007.05.27 3/4/27 725 recurrent, ref. CH267
CH269 southern 2007.05.15-2007.05.16 2007.05.18-2007.05.20 3/4/27 660 recurrent, ref. CH266
CH268 southern 2007.05.03-2007.05.04 2007.05.07-2007.05.09 3/4/32 634 recurrent, ref. CH264. Minor CME arrived on May 7
CH267 southern 2007.04.24-2007.04.26 2007.04.27-2007.04.30 4/5/48 716 recurrent, ref. CH263
CH266 trans equatorial 2007.04.16-2007.04.19 2007.04.22-2007.04.23 2/5/56 569 recurrent, ref. CH262
CH265 trans equatorial 2007.04.13-2007.04.14 2007.04.17-2007.04.18 2/4/22 382 recurrent, ref. CH261
CH264 southern 2007.04.06-2007.04.07 2007.04.08-2007.04.12 2/4/22 536 recurrent, ref. CH260
CH263 southern 2007.03.28-2007.03.30 2007.03.31-2007.04.03 4/5/56 635 recurrent, ref. CH259
CH262 trans equatorial 2007.03.20-2007.03.23 2007.03.25-2007.03.28 2/4/32 568 recurrent, ref. CH258
CH261 southern 2007.03.18-2007.03.19 2007.03.23-2007.03.24 3/5/39 368  
CH260 southern 2007.03.09-2007.03.11 2007.03.11-2007.03.17 3/5/48 710 recurrent, ref CH257
CH259 southern 2007.03.01-2007.03.03 2007.03.05-2007.03.07 3/5/48 638 recurrent
CH258 southern 2007.02.22-2007.02.25 2007.02.26-2007.03.01 3/5/39 699 recurrent, ref CH256
CH257 trans equatorial 2007.02.08-2007.02.13 2007.02.12-2007.02.16 3/5/48 844 recurrent, ref CH255
CH256 southern 2007.01.26-2007.01.28 2007.01.29-2007.02.01 3/7/111 789 recurrent, ref CH254
CH255 southern 2007.01.12-2007.01.16 2007.01.15-2007.01.20 3/6/94 756 recurrent, ref CH252
CH254 southern 2006.12.30-2006.12.31 2007.01.01-2007.01.05 3/5/39 794 recurrent, ref. CH250
CH253 southern 2006.12.24 none -/-/-    
CH252 southern 2006.12.16-2006.12.20 2006.12.18-2006.12.25 3/5/39 845 recurrent, ref CH248
CH251 northern 2006.12.07-2006.12.09 2006.12.10-2006.12.13 3/5/48 868  
CH250 southern 2006.12.03-2006.12.04 2006.12.05-2006.12.07 3/5/56 638 recurrent, ref CH247
CH249 northern 2006.11.26 2006.11.30 4/5/56 410 recurrent, ref CH246
CH248 southern 2006.11.19-2006.11.23 2006.11.22-2006.11.26 3/5/48 659 recurrent, ref CH245
CH247 southern 2006.11.06-2006.11.08 2006.11.09-2006.11.11 4/6/80 657 recurrent, ref CH243
CH246 northern 2006.10.30-2006.10.31 2006.11.03-2006.11.04 2/3/18 435 recurrent, ref CH242
CH245 trans equatorial 2006.10.24-2006.10.26 2006.10.27-2006.10.30 3/4/32 572 partly recurrent. CH241 merged with other CHs
CH244 trans equatorial 2006.10.16-2006.10.18 2006.10.20-2006.10.22 3/5/39 635 recurrent, ref CH240
CH243 trans equatorial 2006.10.10-2006.10.12 2006.10.12-2006.10.14 3/5/48 607 recurrent, ref CH239
CH242 northern 2006.10.04 2006.10.07-2006.10.08 3/4/22 541  
CH241 trans equatorial 2006.09.25-2006.09.27 2006.09.30-2006.10.01 3/5/56 564 recurrent, ref CH238
CH240 trans equatorial 2006.09.20-2006.09.21 2006.09.23-2006.09.26 3/5/48 699 recurrent, ref CH237
CH239 trans equatorial 2006.09.13-2006.09.14 2006.09.16-2006.09.19 3/5/39 632 recurrent, ref CH236
CH238 trans equatorial 2006.08.29-2006.08.31 2006.09.01-2006.09.04 3/6/80 687 recurrent, ref CH235
CH237 trans equatorial 2006.08.24-2006.08.26 2006.08.27-2006.08.30 3/5/39 693 recurrent, ref CH234
CH236 southern 2006.08.18 2006.08.21-2006.08.23 3/4/27 522  
CH235 trans equatorial 2006.08.02-2006.08.04 2006.08.07-2006.08.09 3/6/67 647 recurrent, ref CH231
CH234 trans equatorial 2006.07.28-2006.07.30 2006.07.31-2006.08.03 3/4/22 716 recurrent, ref CH230
CH233 northern 2006.07.23-2006.07.24 2006.07.27-2006.07.29 4/6/94 750  
CH232 trans equatorial 2006.07.21-2006.07.22 2006.07.24-2006.07.26 2/3/15 365 recurrent, ref CH229
CH231 southern 2006.07.07-2006.07.09 2006.07.11-2006.07.13 3/4/22 582 recurrent, ref CH228
CH230 trans equatorial 2006.07.01-2006.07.03 2006.07.04-2006.07.07 3/5/39 739 recurrent, ref CH227
CH229 trans equatorial 2006.06.24-2006.06.26 2006.06.27-2006.06.30 3/4/32 641 recurrent, ref CH226
CH228 southern 2006.06.12-2006.06.13 2006.06.14-2006.06.18 3/5/56 696 recurrent, ref CH225
CH227 northern 2006.06.04-2006.06.06 2006.06.06-2006.06.10 4/5/48 733 recurrent, ref CH223
CH226 trans equatorial 2006.05.29-2006.05.30 2006.06.01-2006.06.03 2/4/27 578 recurrent, ref CH222
CH225 southern 2006.05.16-2006.05.17 2006.05.18-2006.05.21 2/5/48 582 recurrent, ref CH221
CH224 trans equatorial 2006.05.13-2006.05.15 2006.05.17-2006.05.18 2/3/12 350  
CH223 northern 2006.05.08-2006.05.10 2006.05.10-2006.05.14 3/4/27 692 recurrent, ref CH220
CH222 trans equatorial 2006.05.02-2006.05.04 2006.05.05-2006.05.08 3/5/56 662 recurrent, ref CH219
CH221 trans equatorial 2006.04.17-2006.04.20 2006.04.21-2006.04.24 3/4/32 591 recurrent, ref CH217
CH220 trans equatorial 2006.04.11-2006.04.14 2006.04.13-2006.04.18 4/7/111 704 recurrent, ref CH216
CH219 trans equatorial 2006.04.06-2006.04.08 2006.04.09-2006.04.10 4/6/67 736  
CH218 northern 2006.04.02-2006.04.03 2006.04.05-2006.04.06 3/4/32 441 recurrent, ref CH215
CH217 trans equatorial 2006.03.21-2006.03.22 2006.03.24-2006.03.27 2/3/15 402  
CH216 trans equatorial 2006.03.16-2006.03.17 2006.03.18-2006.03.22 3/6/94 734 recurrent, ref CH212
CH215 trans equatorial 2006.03.05-2006.03.07 2006.03.09-2006.03.12 3/4/27 586 recurrent, ref CH210
CH214 southern 2006.02.24-2006.02.25 2006.02.28-2006.03.02 2/3/15 462 recurrent, ref CH207
CH213 southern 2006.02.20 none -/-/-   poorly defined
CH212 northern 2006.02.17-2006.02.18 2006.02.19-2006.02.23 3/6/67 760 recurrent, ref CH206
CH211 southern 2006.02.12 2006.02.15-2006.02.16 2/4/32 598  
CH210 northern 2006.02.08 2006.02.11-2006.02.12 2/3/12 558 recurrent, ref CH205
CH209 northern 2006.02.04 none -/-/-   recurrent, ref CH204
CH208 northern 2006.01.30 weak effects on
2006.02.03-2006.02.04
-/2/4 414 poorly defined
CH207 southern 2006.01.28-2006.01.29 weak effects on
2006.02.01-2006.02.02
-/2/4 380 small
CH206 trans equatorial 2006.01.21-2006.01.23 2006.01.23-2006.01.27 3/6/67 755 recurrent, ref. CH202
CH205 trans equatorial 2006.01.12-2006.01.13 2006.01.15-2006.01.17 3/4/22 515 recurrent, ref. CH201
CH204 trans equatorial 2006.01.08 none -/-/-
poorly defined
CH203 trans equatorial 2005.12.31-2006.01.01 none -/-/-
poorly defined
CH202 trans equatorial 2005.12.25-2005.12.27 2005.12.27-2005.12.30 3/5/39 784 recurrent, ref. CH200
CH201 southern 2005.12.16-2005.12.17 2005.12.19-2005.12.20 3/4/22   recurrent, ref. CH199
CH200 trans equatorial 2005.11.28-2005.11.30 2005.11.29-2005.12.03 3/4/32 768 recurrent, ref. CH196
stream arrived late on Nov.29
CH199 southern 2005.11.20+2005.11.23 2005.11.23-2005.11.25 2/4/22 536  
CH198 trans equatorial 2005.11.16 2005.11.19-2005.11.20 2/4/27 427  
CH197 southern 2005.11.12-2005.11.13 none -/-/-   probably too far to the south
CH196 northern 2005.11.07-2005.11.08 2005.11.11-2005.11.14 3/4/27 445 recurrent, ref. CH192
CH195 trans equatorial 2005.11.01-2005.11.03 2005.11.02-2005.11.07 3/5/56 756 recurrent, ref. CH191
CH194 trans equatorial 2005.10.22-2005.10.23 2005.10.24-2005.10.27 3/4/32 532 recurrent, ref. CH189
CH193 southern 2005.10.20-2005.10.21 none -/-/-   recurrent, ref. CH188
CH192 northern 2005.10.12-2005.10.13 2005.10.16-2005.10.17 2/4/32 418 new
CH191 trans equatorial 2005.10.05-2005.10.07 2005.10.07-2005.10.10 3/4/32 716 recurrent, ref. CH187
CH190 northern 2005.10.02 none -/-/-   recurrent, ref. CH186
CH189 trans equatorial 2005.09.27 2005.09.30-2005.10.02 3/4/32 550 recurrent, ref. CH185
CH188 southern 2005.09.24 none -/-/-   recurrent, ref. CH184, probably too far to the south
CH187 trans equatorial 2005.09.09-2005.09.11   -/-/-   recurrent, ref. CH181
no disturbance observed due to extreme CME activity
CH186 northern 2005.09.05-2005.09.06   -/-/-   recurrent, ref. CH180, still poorly defined
no disturbance observed due to CME
CH185 northern 2005.09.01-2005.09.02 2005.09.03-2005.09.05 3/5/56 893 recurrent, ref. CH179
CH184 southern 2005.08.27-2005.08.28 2005.08.30-2005.09.02 4/6/94 579 recurrent, ref. CH178B
CH183 southern 2005.08.21-2005.08.22 2005.08.24.2005.08.26 3/5/39 >700 recurrent, ref. CH177, disturbance interrupted by much stronger CME disturbance 06 UTC Aug.24 - early Aug.25
CH182 southern 2005.08.17-2005.08.18 2005.08.21-2005.08.23 3/4/22 588 recurrent, ref. CH176
CH181 trans equatorial 2005.08.13-2005.08.15 2005.08.15-2005.08.18 3/4/27 799 recurrent, ref. CH175
CH180 northern 2005.08.08-2005.08.09 2005.08.13 3/4/32 588 poorly defined
CH179 northern 2005.08.05-2005.08.06   -/-/-   small, elongated on E-W axis, no significant disturbance observed
CH178 trans equatorial 2005.08.04 2005.08.06-2005.08.07 3/5/39 907 new, poorly defined
CH178B southern 2005.08.02 2005.08.05-2005.08.06 5/5/48 569 recurrent, ref. CH174
CH177 trans equatorial 2005.07.25-2005.07.26 2005.07.27-2005.07.30 3/5/56 661 recurrent, ref. CH173
CH176 southern / trans equatorial 2005.07.22 none -/-/-   recurrent, ref. CH172
CH175 trans equatorial 2005.07.17-2005.07.19 2005.07.19-2005.07.22 3/5/56 674 recurrent, ref. CH171
CH174 southern 2005.07.05-2005.07.06 2005.07.09 3/4/22 367 inconclusive data
CH173 trans equatorial 2005.06.28-2005.06.30 2005.07.01-2005.07.03 3/4/32 745 recurrent, ref. CH169
CH172 southern 2005.06.24-2005.06.25 none -/-/-    
CH171 northern 2005.06.20-2005.06.22 2005.06.23-2005.06.25 4/7/154 566 recurrent, ref. CH167
CH170 northern 2005.06.11-2005.06.13   -/-/-   uncertain if any disturbance due to several CMEs
CH169 northern 2005.06.01-2005.06.03 2005.06.04-2005.06.06 3/5/48 689 recurrent, ref. CH163
CH168 southern 2005.05.29 2005.06.02-2005.06.03 2/3/15 449  
CH167 northern 2005.05.24-2005.05.26 2005.05.28-2005.05.29 3/4/22 451 recurrent, ref. CH162, smaller this rotation
CH166 northern 2005.05.17 2005.05.20 -/-/-   recurrent, ref. CH159, disturbance mixed with CME
CH165 southern 2005.05.13-2005.05.14   -/-/-   not observable due to CME
CH164 northern 2005.05.10-2005.05.12   -/-/- 559 uncertain due to other disturbances
CH163 northern 2005.05.06-2005.05.07 2005.05.07-2005.05.10 4/6/94 700+ recurrent, ref. CH157
strong CME on May 8
CH162 northern 2005.04.27-2005.04.29 2005.04.29-2005.05.02 3/6/67 705 recurrent, ref. CH154
CH161 trans equatorial 2005.04.23 none -/-/-    
CH160 southern 2005.04.20 2005.04.23-2005.04.25 2/4/27 584  
CH159 northern 2005.04.19-2005.04.20 2005.04.22 2/3/15 466 recurrent, ref. CH153
CH158 southern 2005.04.15-2005.04.17 2005.04.18-2005.04.21 2/5/48 551  
CH157 northern 2005.04.09-2005.04.10 2005.04.11-2005.04.15 4/6/67 652 recurrent, ref. CH152
CH156 trans equatorial 2005.04.05 none -/-/-   recurrent, ref. CH151
CH155 southern 2005.04.03 none -/-/-   probably too far south
CH154 northern 2005.03.31-2005.04.02 2005.04.04-2005.04.06 4/7/132 700 recurrent, ref. CH149
CH153 trans equatorial 2005.03.21-2005.03.23 2005.03.24-2005.03.27 3/5/39 704 recurrent, ref. CH148
CH152 northern 2005.03.13-2005.03.14 2005.03.16-2005.03.19 3/5/39 539 recurrent, ref. CH145, smaller this rotation
CH151 trans equatorial 2005.03.10 2005.03.13-2005.03.14 3/5/39 446 recurrent, ref. CH146
CH150 trans equatorial 2005.03.02 2005.03.05 2/3/18 422 recurrent, ref. CH143
CH149 northern 2005.03.03-2005.03.07 2005.03.06-2005.03.10 4/6/94 845 recurrent, ref. CH144
CH148 trans equatorial 2005.02.23-2005.02.24 2005.02.26-2005.03.01 3/4/22 712 recurrent, ref. CH142
CH147 northern 2005.02.20-2005.02.22 2005.02.24-2005.02.25 2/3/18 581 western part not yet fully developed
CH146 southern 2005.02.11 2005.02.14-2005.02.15 2/2/7 441 disturbance effects significantly stronger for radio propagation
CH145 northern 2005.02.13-2005.02.15 2005.02.16-2005.02.18 3/5/48 625 recurrent, ref. CH140
CH144 northern 2005.02.04-2005.02.06 2005.02.07-2005.02.10 4/6/94 881 recurrent, ref. CH139
CH143 southern 2005.02.03 2005.02.06 2/4/22 446 recurrent, ref. CH138
CH142 northern / trans equatorial 2005.01.27-2005.01.29 2005.01.29-2005.01.31 3/4/39 775 recurrent, ref. CH136
CH141 southern 2005.01.25-2005.01.26 2005.01.28-3005.01.29 2/4/27 433  
CH140 northern 2005.01.18-2005.01.20 2005.01.22-2005.01.24 3/4/27 765 recurrent, ref. CH135
onset not observable due to extreme solar storm
CH139 northern 2005.01.09-2005.01.11 2005.01.11-2005.01.15 3/6/67 839 recurrent, ref. CH133
CH138 southern 2005.01.06-2005.01.07 2005.01.10-2005.01.11 2/4/27 545 recurrent, ref. CH132
CH137 northern 2004.12.29 2005.01.01 3/4/27 525  
CH136 trans equatorial 2004.12.31-2005.01.02 2005.01.02-2005.01.05 4/5/56 975* recurrent, ref. CH131
*) possibly influenced by CME
CH135 northern 2004.12.23-2004.12.24 2004.12.25-2004.12.27 2/4/27 574 recurrent, ref. CH129
CH134 southern 2004.12.18 2004.12.21-2004.12.22 3/5/48 561 recurrent, ref. CH128
CH133 northern 2004.12.13-2004.12.14 2004.12.16-2004.12.18 3/4/27 669 recurrent, ref. CH127
CH132 southern 2004.12.09-2004.12.10 2004.12.14 2/3/18 433  
CH131 trans equatorial 2004.12.04-2004.12.05 2004.12.07-2004.12.09 3/5/39 553 recurrent, ref. CH125
CH130 northern 2004.11.30-2004.12.01 none, not a coronal hole?     recurrent, ref. CH123
CH129 trans equatorial 2004.11.26-2004.11.28 2004.11.29-2004.12.02 3/5/48 729 recurrent, ref. CH122, much larger this rotation
CH128 southern 2004.11.21-2004.11.23 2004.11.25-2004.11.26 3/5/39 556 recurrent, ref. CH121
CH127 northern 2004.11.15-2004.11.18 2004.11.19-2004.11.22 3/5/48 627 recurrent, ref. CH120
CH126 southern 2004.11.10-2004.11.11 2004.11.14 2/4/27   recurrent, ref. CH119
CH125 trans equatorial 2004.11.08   -/-/-   no observations due to solar storms
CH124 southern 2004.11.04-2004.11.05   -/-/-   recurrent, ref. CH118
no observations due to extreme solar storm
CH123 northern 2004.11.03   -/-/-   no observations due to extreme solar storm
CH122 northern / trans equatorial 2004.10.30-2004.10.31 2004.11.03-2004.11.04 3/4/22 448 recurrent, ref. CH117
CH121 southern 2004.10.25-2004.10.26 2004.10.29-2004.10.31 3/4/27 468 new
CH120 northern 2004.10.19-2004.10.22 2004.10.24-2004.10.25 3/4/27 533 recurrent, ref. CH115
CH119 southern 2004.10.14-2004.10.15 2004.10.18-2004.10.20 2/2/7 383 recurrent, ref. CH114
CH118 southern 2004.10.08-2004.10.09 2004.10.11-2004.10.14 4/5/61 545 recurrent, ref. CH113
CH117 trans equatorial 2004.10.03-2004.10.04 2004.10.08-2004.10.09 2/3/11 371 new
CH116 northern 2004.09.29-2004.09.30 2004.10.02-2004.10.04 3/4/32 387 recurrent, ref. CH112
CH115 northern 2004.09.24-2004.09.25 2004.09.27-2004.09.29 2/3/15 417 recurrent, ref. CH111
CH114 southern / trans equatorial 2004.09.17-2004.09.18 2004.09.20-2004.09.22 3/4/33 450 recurrent, ref. CH110
CH113 southern 2004.09.11-2004.09.12 2004.09.15 3/3/16 ~600 no observations due to CME effects on Sept. 13 and 14
CH112 northern 2004.09.03-2004.09.05 2004.09.05-2004.09.08 3/4/31 495 recurrent, ref. CH109
CH111 northern 2004.08.27-2004.08.29 2004.08.30-2004.09.01 4/6/65 561 disturbance began late on Aug.30
CH110 southern 2004.08.21 2004.08.25 3/3/11   recurrent, ref. CH106
very weak disturbance
CH109 northern 2004.08.08-2004.08.09 2004.08.10-2004.08.12 3/4/23 706 recurrent
CH108 southern 2004.08.07 2004.08.09-2004.08.10 3/4/26 580  
CH107 northern 2004.08.03 2004.08.06-2004.08.08 3/5/51 535 recurrent, ref. CH104
CH106 southern 2004.07.25-2004.07.26 2004.07.28 3/3/18   extreme geomagnetic storm due to CME on July 27
CH105 trans equatorial 2004.07.09 2004.07.12-2004.07.13 3/4/-   recurrent, ref. CH102
CH104 northern 2004.07.07-2004.07.08 2004.07.11-2004.07.12 3/4/-    
CH103 trans equatorial 2004.06.26-2004.06.27 2004.06.28-2004.07.02 3/4/30 600 recurrent, ref. CH99
CH102 trans equatorial 2004.06.14-2004.06.15 2004.06.17-2004.06.18 2/3/14 567 recurrent, ref. CH97
CH101 southern 2004.06.12 2004.06.14-2004.06.16 3/5/36 586 recurrent, ref. CH96
CH100 northern 2004.06.04 2004.06.06-2004.06.07 3/4/23 526 recurrent, ref. CH95
CH99 southern / trans equatorial 2004.05.30-2004.05.31 2004.06.02-2004.06.05 3/3/17 546 recurrent, ref. CH94
CH98 northern 2004.05.25-2004.05.29 2004.05.28-2004.06.02 3/4/22 586 recurrent, ref. CH93
CH97 northern 2004.05.19-2004.05.20 2004.05.22-2004.05.25 3/4/23 552 recurrent, ref. CH92
CH96 southern 2004.05.17 2004.05.20-2004.05.21 3/5/43 557 recurrent, ref. CH91
CH95 northern 2004.05.07 2004.05.10-2004.05.11 3/3/15 435 small
CH94 trans equatorial 2004.05.01-2004.05.04 2004.05.04-2004.05.08 3/4/28 670 recurrent, eastern part of CH88
CH93 northern (2004.04.29-2004.04.30) not geoeffective, too far
to the north?
-/-/-   recurrent, western part of CH88
CH92 northern 2004.04.23-2004.04.25 2004.04.28 2/4/21 615 recurrent, ref CH87
CH91 southern 2004.04.19-2004.04.20 2004.04.23 3/5/43 481  
CH90 northern 2004.04.13-2004.04.14 2004.04.16-2004.04.17 3/3/17 466  
CH89 southern 2004.04.12 2004.04.15-2004.04.16 3/4/30 421  
CH88 northern / trans equatorial 2004.04.01-2004.04.07 2004.04.05-2004.04.09 4/5/41 633 recurrent, ref. CH84
CH87 northern 2004.03.25-2004.03.27 2004.03.27-2004.03.31 3/5/40 985 recurrent, ref. CH83
CH86 northern 2004.03.16-2004.03.17 2004.03.20-2003.04.21 3/4/26 461 recurrent, has extended southwards since the previous rotation
CH85 northern 2004.03.20 2004.03.25 3/3/17 459 recurrent, ref. CH82
CH84  trans equatorial 2004.03.07-2004.03.11 2004.03.09-2004.03.15 4/6/95 908 recurrent, ref. CH80
CH83 northern / trans equatorial 2004.02.26-2004.02.29 2004.02.28-2004.03.03 3/5/49 960 recurrent, ref. CH79 and CH78
CH82 northern 2004.02.22-2004.02.23 2004.02.27 3/4/21 464  
CH81 southern (2004.02.17) not geoeffective -/-/-   small, was further south and not geoeffective during previous rotation
CH80 trans equatorial 2004.02.09-2004.02.13 2004.02.11-2004.02.16 4/6/66 967 recurrent, ref. CH76
CH79 southern 2004.01.30-2004.02.01 not possible to discern from CH78 stream -/-/-   recurrent, ref. CH74 - southern part
CH78 northern 2004.01.28-2004.02.02 2004.01.30-2004.02.05 3/5/46 852 recurrent, ref. CH74 - northern part
CH77 trans equatorial 2004.01.24-2004.01.25 2004.01.28 3/5/41 599 recurrent, ref. CH73
CH76 trans equatorial 2004.01.13-2004.01.17 2004.01.15-2004.01.20 3/5/36 738 recurrent, ref. CH72
CH75 northern 2004.01.09 2004.01.11 4/4/30 732  
CH74 trans equatorial 2004.01.01-2004.01.05 2004.01.03-2004.01.06 4/5/58 700 recurrent, ref CH71. CME impact late on Jan.6 cut off high speed stream
CH73 trans equatorial 2003.12.28-2003.12.29 2003.12.31-2004.01.01 4/5/48 597 recurrent, ref CH70
CH72 northern / trans equatorial 2003.12.17-2003.12.20 2003.12.20-2003.12.22 4/4/34 682 recurrent, ref CH68 and CH69
CH71 southern / trans equatorial 2003.12.05-2003.12.11 2003.12.08-2003.12.15 4/6/69 879 recurrent, ref CH66
CH70 trans equatorial 2003.12.01-2003.12.02 2003.12.04-2003.12.06 4/6/84 526 recurrent, ref CH65
CH69 southern 2003.11.22 2003.11.24-2003.11.26 3/4/21 706 new
CH68 northern 2003.11.20-2003.11.21 2003.11.22-2003.11.24 4/5/52 601 recurrent, ref. CH64
CH67 northern (2003.11.15-2003.11.16)       not geoeffective,
too far to the
north?
CH66 southern / trans equatorial 2003.11.09-2003.11.14 2003.11.10-2003.11.18 5/6/95 871 recurrent, ref. CH63
CH65 northern / trans equatorial 2003.11.05-2003.11.06 2003.11.08-2003.11.10 3/6/68 602 new, poorly defined
CH64 northern 2003.10.25-2003.10.26       recurrent, ref. CH60, CMEs dominated the solar wind at possible time of stream arrival
CH63 southern / trans equatorial 2003.10.12-2003.10.18 2003.10.14-2003.10.22 4/7/106 744 recurrent, ref. CH57, much smaller this rotation, merged
with CH59
CH62 trans equatorial 2003.10.10 2003.10.13-2003.10.14 3/4/25 537 recurrent, ref. CH58
CH61 northern / trans equatorial 2003.10.03-2003.10.04 2003.10.05-2003.10.09 3/4/24 734 recurrent, ref. CH55
CH60 northern

 
recurrent, ref. CH54
not geoeffective, too far to the north?
CH59 southern 2003.09.18-2003.09.21 2003.09.21-2003.09.26 4/5/54 787
CH58 southern 2003.09.13 early 2003.09.17?  
new, closed
on 2003.09.14
CH57 trans equatorial 2003.09.14-2003.09.17 2003.09.17-2003.09.21 5/7/129 965 recurrent, ref. CH52
CH56 northern 2003.09.13 see CH58  
closed
on 2003.09.14
CH55 trans equatorial 2003.09.06-2003.09.08 2003.09.08-2003.09.12 3/4/38 808 recurrent, ref. CH51
CH54 northern / trans equatorial 2003.08.30-2003.09.02 2003.09.01-2003.09.06 3/4/32 778 recurrent, ref. CH50
CH53 southern 2003.08.25-2003.08.26 2003.08.28-2003.08.29 3/4/28 677 recurrent, ref. CH49, retreating
CH52 northern / trans equatorial 2003.08.17-2003.08.21 2003.08.20-2003.08.25 5/7/122 944 partly recurrent,
eastern part was
CH49 during the
previous rotation
CH51 northern / trans equatorial 2003.08.08-2003.08.12 2003.08.11-2003.08.15 3/5/42 769 recurrent, ref. CH48, appears
to be merging
with CH50
CH50 northern 2003.08.04-2003.08.05 2003.08.07-2003.08.09 4/5/- 865 recurrent, ref. CH47
CH49 southern 2003.07.24-2003.07.29 2003.07.26-2003.08.01 4/5/59 980 recurrent, ref. CH46
CH48 northern / trans equatorial 2003.07.12-2003.07.16 2003.07.15-2003.07.19 4/6/101 723 recurrent, ref. CH44
CH47 northern / trans equatorial 2003.07.08-2003.07.09 2003.07.11-2003.07.13 5/7/128 777 recurrent, ref. CH43
CH46 southern / trans equatorial 2003.06.24-2003.07.02 2003.06.26-2003.07.06 4/6/75 815 recurrent, ref. CH42
CH45 southern 2003.06.18-2003.06.22 2003.06.21-2003.06.26 4/5/57 583 recurrent, ref. CH41
CH44 northern / trans equatorial 2003.06.16-2003.06.17 2003.06.18-2003.06.19 4/4/34 665 recurrent, ref. CH40
CH43 northern / trans equatorial 2003.06.11 2003.06.13-2003.06.15 4/4/27 530 recurrent, ref. CH39
CH42 southern / trans equatorial 2003.05.29-2003.06.06 2003.06.01-2003.06.11 4/6/82 881 recurrent, ref. CH38
CH41 southern 2003.05.24-2003.05.25 2003.05.27-2003.05.29 4/6/65 716 recurrent, ref. CH37
CH40 trans equatorial 2003.05.18-2003.05.21 2003.05.21-2003.05.25 4/5/40 581 recurrent, ref. CH36
CH39 trans equatorial 2003.05.15-2003.05.16 2003.05.18-2003.05.20 3/4/20 454 recurrent, ref. CH33 and CH34
CH38 southern 2003.05.02-2003.05.10 2003.05.04-2003.05.09
2003.05.11-2003.05.16
4/6/73 787 recurrent, ref. CH31 and CH32
CH37 southern 2003.04.26-2003.04.27 2003.04.29-2003.05.02 4/6/79 715 recurrent, ref. CH29.
CH36 trans equatorial 2003.04.23-2003.04.24 2003.04.27-2003.04.28 3/5/45 552 recurrent, ref. CH28 which has migrated southwards
CH35 southern 2003.04.21-2003.04.22 2003.04.24-2003.04.25 4/5/49 595 recurrent, ref. CH27, much smaller this rotation
CH34 northern 2003.04.18-2003.04.19 2003.04.20-2003.04.22 4/5/39 627 recurrent, ref. CH26 (northern part)
CH33 southern 2003.04.18 uncertain due to overlapping CH34 stream  
recurrent, ref. CH26 (southern part)
CH32 southern / trans equatorial 2003.04.11-2003.04.13 2003.04.14-2003.04.19 4/6/80 774 recurrent, ref. CH25 (eastern part)
CH31 southern / trans equatorial 2003.04.06-2003.04.09 2003.04.09-2003.04.12 3/5/50 748  recurrent, ref. CH25 (western part)
CH30 southern 2003.04.05 uncertain      new, effects from a CME may have mixed with this disturbance on April 9
CH29 southern 2003.03.29-2003.03.31 2003.04.03-2003.04.05 4/5/42 509 recurrent, ref. CH24
CH28 northern 2003.03.28 2003.04.01-2003.04.02 3/4/29 561 recurrent, ref. CH23
CH27 southern 2003.03.25-2003.03.27 2003.03.29-2003.04.01 4/6/69 663 recurrent, ref. CH22.
CH26 northern / trans equatorial 2003.03.22-2003.03.23 2003.03.26-2003.03.28 4/5/48 549 recurrent, ref. CH21. Larger this rotation
CH25 southern / trans equatorial 2003.03.11-2003.03.19 2003.03.13-2003.03.24 4/6/72 834 recurrent, ref. CH20
CH24 southern 2003.03.02-2003.03.03 2003.03.05-2003.03.07 4/5/42 569 new
CH23 northern 2003.03.01 2003.03.03-2003.03.05 4/5/41 572 recurrent, ref. CH18. Smaller this rotation.
CH22 southern (2003.02.26-
2003.02.27)
      new, too far south to be geoeffective
CH21 trans equatorial 2003.02.23-2003.02.24 2003.02.26-2003.03.01 4/4/35 662 recurrent, ref. CH16
CH20 southern / trans equatorial 2003.02.13-2003.02.18 2003.02.14-2003.02.23 3/4/35 801 recurrent, ref. CH15
CH19 southern 2003.02.04 2003.02.06-2003.02.10 3/4/26 559 new
CH18 northern / trans equatorial 2003.02.01-2003.02.03 2003.02.03-2003.02.05 4/5/54 684 recurrent, ref. CH13
CH17 northern 2003.01.29-2003.01.30       any geomagnetic effects would have been hidden by CME
CH16 trans equatorial 2003.01.27-2003.01.28 2003.01.29-2003.01.31 4/5/39 620 recurrent, ref. CH12.
CH15 southern / trans equatorial 2003.01.16-2003.01.23 2003.01.18-2003.01.26 3/5/54 810 recurrent, ref. CH11. Has become huge. Easternmost part is exceptionally well defined
CH14 northern 2003.01.10 2003.01.14-2003.01.15 3/3/15 425 new and small
CH13 northern / trans equatorial 2003.01.06 2003.01.09-2003.01.11 3/3/19 492 recurrent, ref. CH9. Merged with northern polar coronal hole
CH12 trans equatorial 2002.12.31-2003.01.01 2003.01.02-2003.01.04 3/4/34 654 recurrent, ref. CH8.
CH11 trans equatorial 2002.12.24-2002.12.25 2002.12.26-2002.12.30 4/6/73 778 recurrent, ref. CH6.
CH10 southern / trans equatorial 2002.12.15-2002.12.16 2002.12.19-2002.12.20 3/5/36 560 recurrent, ref. CH4. Has extended further into the northern hemisphere.
CH9 southern 2002.12.10-2002.12.11 2002.12.13-2002.12.16 2/3/18 582 recurrent, ref. CH3. Has lost most of its area.
CH8 trans equatorial 2002.12.04 2002.12.06-2002.12.08 3/4/25 707 new and poorly defined
CH7 northern 2002.12.04   -/-/-   recurrent, ref. CH2. Size has decreased.
CH6 trans equatorial 2002.11.27-2002.11.28 2002.11.29-2002.12.03 3/4/25 602 recurrent, ref. CH1
CH5 southern 2002.11.24 none     any geomagnetic effects would have been hidden by CME
CH4 trans equatorial 2002.11.18-2002.11.19 2002.11.20-2002.11.25 4/7/144 715 possibly an extension of southern polar coronal hole
CH3 trans equatorial 2002.11.12-2002.11.13 2002.11.15-2002.11.16 3/3/14 510  
CH2 northern 2002.11.07 2002.11.10-2002.11.11 2/4/20 near 600 sandwiched between two CMEs
CH1 trans equatorial 2002.10.31-2002.11.02 2002.11.02-2002.11.07 4/4/35 618  

1) Includes CIR effects ahead of coronal hole high speed stream