Research Article
Critical Frequency foF2 Variations at Korhogo Station from 1992 to 2001 Prediction with IRI-2012
Figure 2
foF2 diurnal variations under quiet time for solar minimum (a), increasing phase (b), maximum solar (c), and decreasing phase (d). Full curves, dashed curves and broken lines are profiles of measured values, given by URSI and CCIR respectively.
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