GOES - X-ray flare-like events
             Daily summary
from 20130314 1900 to 20130315 1057  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20130315    0610 - 0645          C    -5.0009
    20130315    0646 - 0733          M    -4.9136
    20130315    0734 - 1057          C    -5.0022
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.