Reconnection fluxes in eruptive and confined flares and implications for superflares on the Sun

Johannes Tschernitz, Astrid M. Veronig, Julia K. Thalmann +2

We study the energy release process of a set of 51 flares (32 confined, 19 eruptive) ranging from GOES class B3 to X17. We use H$\alpha$ filtergrams from Kanzelhöhe Observatory together…