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Earth, Planets and Space
Fig. 10 | Earth, Planets and Space

Fig. 10

From: ScintPi 2.0 and 3.0: low-cost GNSS-based monitors of ionospheric scintillation and total electron content

Fig. 10

Snapshots of L1 S4 measurements as a function of ionospheric piercing point (IPP) coordinates for measurements made by ScintPi 3.0 sensors at the Jicamarca Radio Observatory (JRO), Campina Grande (CG), and Presidente Prudente (PPR). The time on top of each panel indicates the end time of the 1 h intervals under which measurements were made. Only measurements from satellites with elevation greater than 30° are shown

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