GOES - X-ray flare-like events Daily summary from 20111206 1913 to 20111207 1112 (YYYYMMDD hhmm UT) date start-end time class log10(X) (YYYYMMDD) (hhmm UT) 20111207 0558 - 0628 C -5.71 Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.