GOES - X-ray flare-like events Daily summary from 20121130 1912 to 20121201 1112 (YYYYMMDD hhmm UT) date start-end time class log10(X) (YYYYMMDD) (hhmm UT) 20121201 0835 - 0840 C -5.8697 20121201 1023 - 1046 C -5.7033 Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.