JpGU-AGU Joint Meeting: Prikryl, P., J. M. Weygand, R. Ghoddousi-Fard, B. S. R. Kunduri, P. T. Jayachandran, K. S. Jacobsen, Y. L. Andalsvik, T. Durgonics, and K. Oksavik, Subauroral GPS TEC and phase variations during geomagnetic storms, Online, 12-16 July, 2020