GOES - X-ray flare-like events Daily summary from 20110613 0012 to 20110613 0956 (YYYYMMDD hhmm UT) date start-end time class log10(X) (YYYYMMDD) (hhmm UT) 20110613 0054 - 0059 C -5.8962 Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.