GOES - X-ray flare-like events
             Daily summary
from 20120312 1913 to 20120313 1042  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20120312    2225 - 2225          C    -5.9957
    20120312    2248 - 0133          C    -5.3851
    20120313    0148 - 0154          C    -5.9101
    20120313    0658 - 0835          C    -5.4976
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.