This is the Swarm TII Raw And Corrected Imagery / Spectra processor. TRACIS generates EFIxTISL1B (low time resolution) and EFIxTISH1B (high time resolution) Level 1b products from Level 0 EFI data from the European Space Agency's Swarm mission.
Information about the Electric Field Instrument can be found in Knudsen et al. (2017).