GOES - X-ray flare-like events
             Daily summary
from 20110219 1900 to 20110220 1112  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20110219    2110 - 2118          C    -5.7033
    20110220    0109 - 0135          C    -5.9245
    20110220    0301 - 0334          C    -5.8477
    20110220    0356 - 0400          C    -5.7645
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.