GOES - X-ray flare-like events
             Daily summary
from 20131229 1900 to 20131230 1127  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20131229    1900 - 1901          C    -5.9747
    20131229    1927 - 1947          C    -5.2628
    20131229    2228 - 2254          C    -5.3344
    20131229    2309 - 2317          C    -5.9101
    20131230    0100 - 0111          C    -5.9547
    20131230    0130 - 0130          C    -6
    20131230    0151 - 0152          C    -6
    20131230    0247 - 0250          C    -5.9788
    20131230    0407 - 0416          C    -5.9586
    20131230    0756 - 0757          C    -5.9747
    20131230    1020 - 1021          C    -5.9914
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.