Fig. 3From: Model-based reproduction and validation of the total spectra of a solar flare and their impact on the global environment at the X9.3 event of September 6, 2017Distribution of TEC observed by global TEC (Drawing-TEC) at X9.3 class flare (12 UT). Distribution of TEC observed by global TEC (Drawing-TEC) at X9.3 class flare (12 UT). The European region was in the daytime at the time of the flare, and has sufficient dataBack to article page