GOES - X-ray flare-like events
             Daily summary
from 20131030 1900 to 20131031 1042  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20131031    0203 - 0222          C    -5.9706
    20131031    0453 - 0502          C    -5.9747
    20131031    0650 - 0652          C    -5.9872
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.