GOES - X-ray flare-like events
             Daily summary
from 20110430 1957 to 20110501 1012  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20110501    0759 - 0842          C    -5.7721
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.