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Location N23W34 area 220
active longitudes
A -322-
B -434-
C -479-
D -256-
E -369-
for 2021-09-07
Region 12864 [N23W34] 220 was quiet until the end of the day when a long duration C2 event was recorded. A significant associated EIT wave was observed over most of the central western part of the visible disk. The LDE was associated with a CME becoming visible off the west limb at 00:36 UT September 8 in LASCO imagery.