GOES - X-ray flare-like events
             Daily summary
from 20110422 1957 to 20110423 1012  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20110422    2151 - 2228          C    -5.5607
    20110422    2231 - 2314          C    -5.5302
    20110423    0156 - 0205          C    -5.8665
    20110423    0346 - 0401          C    -5.699
    20110423    0418 - 0419          C    -5.9208
    20110423    0455 - 0502          C    -5.9172
    20110423    0733 - 0741          C    -5.6091
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.