GOES - X-ray flare-like events
             Daily summary
from 20110330 1900 to 20110331 1041  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20110330    1946 - 2016          C    -5.7122
    20110331    0200 - 0204          C    -5.9031
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.