GOES - X-ray flare-like events
             Daily summary
from 20130621 1958 to 20130622 0957  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20130621    2127 - 2318          C    -5.6635
    20130621    2325 - 2332          C    -5.8153
    20130621    2340 - 2345          C    -5.9393
    20130622    0503 - 0515          C    -5.8601
    20130622    0650 - 0650          C    -6
    20130622    0908 - 0913          C    -5.9586
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.