New formulation for the topside ionosphere and plasmasphere based on NeQuick

This work was supported by the Research Council of Finland under the project “Exploring the Upper Limits of the Ionosphere” (EULI), under decision number 362096. Open Access funding provided by the National Land Survey of Finland.

Swarm data used for validation are publicly available in the ESA Swarm Dissemination Server (https://swarm-diss.eo.esa.int/). COSMIC-1 data used for validation are publicly available in the UCAR portal (https://doi.org/10.5065/ZD80-KD74). The Van Allen Probes obtained by the NURD dataset are available at https://dataservices.gfz-potsdam.de/. The GIM dataset can be obtained through the NASA’s Crustal Dynamics Data Information System (CDDIS) via the portal https://www.earthdata.nasa.gov/centers/cddis-daac. The data for this article were generated by IonoMAP and are available upon request.