GOES - X-ray flare-like events
             Daily summary
from 20131214 1913 to 20131215 1112  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20131214    2010 - 2034          C    -5.9586
    20131214    2154 - 2216          C    -5.8356
    20131214    2350 - 0006          C    -5.9508
    20131215    0817 - 0829          C    -5.857
    20131215    0911 - 0919          C    -5.5406
    20131215    1026 - 1030          C    -5.8601
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.