GOES - X-ray flare-like events
             Daily summary
from 20111220 1913 to 20111221 1056  (YYYYMMDD hhmm UT)
 
   date     start-end time       class  log10(X)
(YYYYMMDD)     (hhmm UT)
    20111220    2015 - 0002          C    -5.2055
    20111221    0057 - 0104          C    -5.8182
    20111221    0200 - 0210          C    -5.8601
    20111221    0221 - 0246          C    -5.9101
    20111221    0259 - 0322          C    -5.4949
    20111221    0450 - 0516          C    -5.3645
    20111221    0527 - 0545          C    -5.9318
    20111221    0624 - 0847          C    -5.4023
    20111221    0859 - 0859          C    -6
    20111221    0904 - 1056          C    -5.585
 
 
Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.