GOES - X-ray flare-like events Daily summary from 20120608 2013 to 20120609 0956 (YYYYMMDD hhmm UT) date start-end time class log10(X) (YYYYMMDD) (hhmm UT) 20120609 0304 - 0320 C -5.8239 Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.