Fig. 4From: Numerical forecast of the upper atmosphere and ionosphere using GAIADaily variation of flags from the GAIA simulation (black crosses) and results based on observation (red diamonds), and daily maxima of Kakioka K-index (blue line, right y-axis) for the a WJRA, b WOJRA-1, c WOJRA-2, d WOJRA-3, and e WOJRA-4 settings from July 2019 to March 2020Back to article page