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Geomagnetic storm and equatorial spread-F

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Figure

Fig. 1. A map showing the locations of the ionospheric soundingstations Palmas and Sao Jose dos Campos
Table 1. Details of magnetic activity.
Fig. 2a.Campos during the period of 14 to 19 September 2000. The peri-ods of spread-F (range R, mixed M and frequency F) are shown by The variations of theFigure 2a  Kp, Dst and AE geomagnetic indicesand ionospheric parameters h′F and foF2 observed at Sao Jose doshorizontal bars.
Fig. 3. Same as Fig. 2a, except for the period of 2 to 7 November 2000.
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