GOES - X-ray flare-like events
             Daily summary
from 20130318 1900 to 20130319 1042  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20130318    2057 - 2101          C    -5.8729
    20130318    2302 - 2322          C    -5.8477
    20130319    0054 - 0202          C    -5.3645
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.