GOES - X-ray flare-like events Daily summary from 20121012 1900 to 20121013 1041 (YYYYMMDD hhmm UT) date start-end time class log10(X) (YYYYMMDD) (hhmm UT) 20121012 1948 - 1950 C -5.9666 Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.