GOES - X-ray flare-like events
             Daily summary
from 20111208 1912 to 20111209 1112  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20111209    0645 - 0647          C    -5.9957
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.