GOES - X-ray flare-like events
             Daily summary
from 20130115 1900 to 20130116 1127  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20130115    2253 - 2259          C    -5.7282
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.