GOES - X-ray flare-like events
             Daily summary
from 20120816 2013 to 20120817 1027  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20120817    0511 - 0523          C    -5.7423
    20120817    0833 - 0850          C    -5.3233
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.