GOES - X-ray flare-like events
             Daily summary
from 20131121 1900 to 20131122 1057  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20131121    2048 - 2057          C    -5.9355
    20131121    2145 - 2209          C    -5.7496
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.