GOES - X-ray flare-like events Daily summary from 20131206 1913 to 20131207 1112 (YYYYMMDD hhmm UT) date start-end time class log10(X) (YYYYMMDD) (hhmm UT) 20131206 1913 - 1928 C -5.9318 20131206 1943 - 2141 C -5.6968 20131206 2201 - 0549 C -5.3575 20131207 0627 - 0724 C -5.0334 20131207 0725 - 0739 M -4.8962 20131207 0740 - 1112 C -5.0119 Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.