GOES - X-ray flare-like events Daily summary from 20121022 1900 to 20121023 1040 (YYYYMMDD hhmm UT) date start-end time class log10(X) (YYYYMMDD) (hhmm UT) 20121022 1900 - 1918 M -4.5622 20121022 1919 - 2035 C -5.0017 20121022 2102 - 2126 C -5.8601 20121022 2237 - 2243 C -5.8697 20121022 2249 - 2253 C -5.9586 20121023 0233 - 0242 C -5.9788 20121023 0307 - 0314 C -5.7282 20121023 0315 - 0315 M -4.3507 20121023 0316 - 0320 X -3.7423 20121023 0321 - 0358 M -4.0757 20121023 0359 - 0542 C -5.0039 20121023 0605 - 0617 C -5.7852 20121023 0745 - 1040 C -5.52 Used are solar X-ray fluxes measured by GOES 15 in the 1-8 Angstrom passband.