GOES - X-ray flare-like events
             Daily summary
from 20110909 2013 to 20110910 1012  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20110909    2309 - 2313          C    -5.9586
    20110910    0721 - 0727          C    -5.0106
    20110910    0728 - 0744          M    -4.9547
    20110910    0745 - 0851          C    -5.0061
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.