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Table 3.

Summary of the comparison between ionosonde and RO-based hmF2 for time intervals and magnetic latitude sectors.

LT Δφ hmF2
avg (Δ) (km) σ(Δ) (km) avg (Δ%) σ%) Corr. Coeff. #
14:00 ± 2 Equ 7.50 30.06 2.84 9.69 0.76 41
Mid 5.43 23.81 3.11 11.09 0.75 751
Pol 7.45 29.91 4.74 14.17 0.56 141
08:00 ± 2 Equ −7.13 29.67 −1.72 10.53 0.76 89
Mid −2.52 26.69 −0.16 11.08 0.67 791
Pol 2.58 35.82 0.81 16.58 0.49 100
02:00 ± 2 Equ 2.08 34.62 1.50 12.23 0.64 67
Mid 0.93 29.17 0.23 9.83 0.64 824
Pol −21.92 47.69 −6.28 15.23 0.47 77

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