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Figure 11


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Time series (in LT) of |ROT| (black), for GPS satellites in view with elevation >30° by TUC0P receiver and of the corresponding |Grad_Ne@XXkm| (XX = 20, 50, and 100 km) from the LT-dependent equatorial models, according to the colour coding reported in legend, for the period 2–6 February 2022 UT.

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