GOES - X-ray flare-like events
             Daily summary
from 20120428 2013 to 20120429 1010  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20120428    2013 - 2015          C    -5.9508
    20120428    2212 - 2217          C    -5.9547
    20120429    0055 - 0056          C    -5.752
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.