GOES - X-ray flare-like events Daily summary from 20131130 1913 to 20131201 1112 (YYYYMMDD hhmm UT) date start-end time class log10(X) (YYYYMMDD) (hhmm UT) 20131130 2157 - 2158 C -5.9626 Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.