GOES - X-ray flare-like events Daily summary from 20120131 1913 to 20120201 1125 (YYYYMMDD hhmm UT) date start-end time class log10(X) (YYYYMMDD) (hhmm UT) 20120201 0441 - 0441 C -6 Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.