GOES - X-ray flare-like events
             Daily summary
from 20110530 2013 to 20110531 0956  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20110531    0438 - 0452          C    -5.7235
    20110531    0538 - 0626          C    -5.7595
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.