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Table 3. Correlation coefficient, R, between measured foF2 and inferred hmF2, and measured foF2 and M(3000)F2 at Ouagadougou during quiet-day and low solar flux periods of 1987 for daytime, nighttime and daytime-nighttime conditions for four different seasons.

From: Equatorial vertical plasma drifts and the measured and IRI model-predicted F2-layer parameters above Ouagadougou during solar minimum

Parameters

Month

Day

Night

Day and night

foF2/hmF2

January

0.48

0.07

0.41

 

April

0.35

−0.15

0.12

 

July

0.20

−0.39

0.13

 

October

0.58

0.52

0.56

foF2/M(3000)F2

January

−0.65

−0.76

−0.68

 

April

−0.23

−0.13

−0.32

 

July

−0.36

0.14

−0.33

 

October

−0.72

−0.46

−0.63