A moderate solar flare reaching M5.06 took place at 18:51 UTC on October 22, 2012. The responsible Region was again 1598. The event started at 18:38, peaked at 18:51 and ended at 19:01 UTC.
Space Weather Message Code: SUMXM5
Serial Number: 99
Issue Time: 2012 Oct 22 1911 UTC
SUMMARY: X-ray Event exceeded M5
Begin Time: 2012 Oct 22 1838 UTC
Maximum Time: 2012 Oct 22 1851 UTC
End Time: 2012 Oct 22 1901 UTC
X-ray Class: M5.0
NOAA Scale: R2 – Moderate
Potential Impacts: Area of impact centered primarily on sub-solar point on the sunlit side of Earth.
Radio – Limited blackout of HF (high frequency) radio communication for tens of minutes.
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