Figure 10
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Northwestward drift of the low-altitude region of the SAA from 1965 to 2013. The plots show the contour lines of >70 MeV proton flux intensities at 840 km from: a) AP8-MIN; b) POES 2013 observations; c) model calculations (solid red line: with gb; dashed blue: with gh) for year 1965; d) model calculations for year 2013 (solid red line: with gb; dashed blue line: with gh).
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