Fig. 13From: Characterization of multi-scale ionospheric irregularities using ground-based and space-based GNSS observationsNe retrieval using GPS (L1 and L2) and Galileo (E1 and E5b) PRNs: a 13 July 2018 almanac b 8 March 2019 almanac. (Adapted from Peng and Scales (2019))Back to article page