1. TEC MEASUREMENT AT ILORIN AN EQUATORIAL STATION J.O. Adeniyi 1&3, O.A. Oladipo 1&3, P. H. Doherty 2, S.M. Radicella 3, I.A. Adimula 1, and A.O. Olawepo 1 1 Physics Department, University of Ilorin, P.M.B. 1515 Ilorin Nigeria 2 Institute for Scientific Research Boston College, USA 3 The Abdus Salam I. C. T. P., Aeronomy and Radio Propagation Laboratory, Trieste, Italy jadeniyi@unilorin.edu.ng jadeniyi@ictp.it jadeniyi@unilorin.edu.ngjadeniyi@ictp.it

2. GPS INSTALATION AT ILORIN, NIGERIA

3. THE ILORIN RESEARCH GROUP

4. LOCATION Geog. Latitude = 8.47 °N Geog. Longitude = 4.68 °E Dip = 4.1 °S

5. SOLSTICES

6. EQUINOXES

7. COMPARISONS WITH IRI MODEL

8. COMPARISONS WITH IRI (SOLSTICES)

9. COMPARISONS WITH IRI (EQUINOXES)

10. FUTURE PLAN SCINTILATION STUDIES GEOMAGNETIC STORM EFFECTS EQUATORIAL IRREGULARITIES -JOINTLY WITH OTHER NIGERIAN STATIONS -USING DATA FROM OTHER AFRICAN STATIONS

11. THANK YOU FOR YOUR ATTENTION