Relationship between the Magnetic Flux of Solar Eruptions and the Ap Index of Geomagnetic Storms

I. M. Chertok, M. A. Abunina, A. A. Abunin +2

Solar coronal mass ejections (CMEs) are main drivers of the most powerful non-recurrent geomagnetic storms. In the extreme-ultraviolet range, CMEs are accompanied by bright post-er…