Global H-alpha Network |
SEL EVENT # 8080 in NOAA AR 0486
Date: 2003, Nov 04
Start Time 1929 UT; Max Time 1953 UT; End Time 2006 UT
Coordinates: S19W83
Flare type: X-ray flare and Optical flare observed in H-alpha
Additional: Greater than or equal to 20 percent umbral coverage
GOES X-ray Class: X17.4 ( Integrated flux from start to end: 2.3E00 )
Optical: 3B
There are an MPEG movie for this event, a GOES flux plot and several snapshots.