GOES - X-ray flare-like events
             Daily summary
from 20110103 1900 to 20110104 1126  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20110103    2333 - 2339          C    -5.9431
    20110104    0324 - 0327          C    -5.7011
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.