GOES - X-ray flare-like events
             Daily summary
from 20111102 1913 to 20111103 1042  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20111102    1913 - 2156          C    -5.0315
    20111102    2157 - 2230          M    -4.3635
    20111102    2231 - 0141          C    -5.0273
    20111103    0143 - 1042          C    -5.4609
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.