SEL EVENT # 7400 in NOAA AR 1459
Date: 2012, Apr 20
Start Time 1621 UT; Max Time //// UT; End Time 1735 UT
Coordinates: S18E08
Flare type: Sweep-frequency radio burst and Optical flare observed in H-alpha
Additional: Several eruptive centers
GOES X-ray Class: CTM/1 ( Integrated flux from start to end: )
Optical: SF

Below are an MPEG movie for this event, GOES flux plot and data file and several snapshots.