Global H-alpha Network |
SEL EVENT # 1620 in NOAA AR 0484
Date: 2003, Oct 18
Start Time 1628 UT; Max Time 1653 UT; End Time 1658 UT
Coordinates: N08E74
Flare type: X-ray flare and Optical flare observed in H-alpha
Additional:
GOES X-ray Class: C4.9 ( Integrated flux from start to end: 4.2E-03 )
Optical: SF
There are an MPEG movie for this event, a GOES flux plot and several snapshots.
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |