Examination of the solar cycle variation of foF2 by using solar flare index for the cycle 21

Advances in Space Research

Volumn 22, Issue 1, 1998, Pages 139-142

  Ozguc A ^b   Tulunay, Y ^c   Atac T ^a  

^a BOGAZICI UNIVERSITY   (Turkey)

^b MIDDLE EAST TECHNICAL UNIVERSITY   (Turkey)

^c NONE

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0039986521     PISSN: 02731177     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0273-1177(97)01114-9     Document Type: Article

References (8)

1. C.C.I.R., Choice of Indices for Long-Term Ionospheric Prediction, CCIR, Recommendation 371-6, ITU, Geneva (1990).
2. Kane, R.P., Solar Cycle Variation of foF2, J. Atmos. Terr. Phys. 54, 1201 (1992).
3. Kleczek, J., New Solar Activity Index, Publ. Astrophys. Obs. Czech. Acad. Sci. No.24, Prague (1953).
4. Kouris, S.S., Th.D. Xenos, and S.A. Goutzamanis, Proposals for the Solar Cycle Variation of foF2, Proc. PRIME COST-238 Workshop, pp. 79-88, Graz (1993)
5. Lakshmi, D.R., B.M. Reddy, and R.S. Dabas, On the Possible Use of Recent EUV Data for Ionospheric Predictions, J. Atmos. Terr. Phys. 50, 207 (1988).
6. Liu, R.Y., P.A. Smith, and J.W. King, A New Solar Index Which Leads to Improved foF2 Predictions Using the CCIR Atlas, Telecomm. J. 50, 408 (1983).
7. Rao, G.M.S. and R.S. Rao, The Hystertsis Variation in F2-Layer Parameters, J. Atmos. Terr. Phys. 31, 1119 (1969).
8. Smith, P.A. and J.W. King, Long-Term Relationships Between Sunspots, Solar Faculae, and the Ionosphere, J. Atmos. Terr. Phys. 43, 1057 (1981).