GOES - X-ray flare-like events
             Daily summary
from 20130522 1958 to 20130523 0957  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20130522    1958 - 0130          C    -5.6055
    20130523    0317 - 0544          C    -5.6253
    20130523    0640 - 0642          C    -5.9788
    20130523    0649 - 0651          C    -5.9547
    20130523    0911 - 0918          C    -5.8477
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.