Equatorial spread F statistics and empirical representation for IRI: A regional model for the Brazilian longitude sector

Advances in Space Research

Volumn 31, Issue 3, 2003, Pages 703-716

  Abdu, M A ^a   Souza, J R ^a   Batista, I S ^a   Sobral, J H A ^a  

^a INSTITUTO NACIONAL DE PESQUISAS ESPACIAIS   (Brazil)

Author keywords

[No Author keywords available]

Indexed keywords

IONS; SATELLITES; STATISTICS;

SOLAR FLUX;

SPACE RESEARCH;

IONOSPHERE;

EID: 0038632097     PISSN: 02731177     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0273-1177(03)00031-0     Document Type: Article

References (29)

1. Abdu, M. A., J. A., Bittencourt, I. S., Batista, Some Characteristics of Spread F at Magnetic Equatorial Station Fortaleza, J. Geophys. Res., 86, 6836-6842, 1981a.
2. Abdu, M. A., J. A., Bittencourt, I. S., Batista, Magnetic Declination Control of the Equatorial F Region Dynamo Field Development and Spread-F, J. Geophys. Res., 86, 11443-11446, 1981b.
3. Abdu, M. A., R. T., Medeiros, J. H. A., Sobral, J. A., Bittencourt, Spread F Plasma Vertical Rise Velocities Determined from Spaced Ionosonde Observations, J. Geophys. Res., 88, 9197-9204, 1983a.
4. Abdu, M. A., R. T., Medeiros, Y., Nakamura, Latitudinal and Magnetic Flux Tube Extension of the Equatorial Spread F Irregularities, J. Geophys. Res., 88, 4861-4868, 1983b.
5. Abdu, M. A., J. H. A., Sobral, O. R., Nelson, I. S., Batista, Solar Cycle related Range Type Spread F Occurrence Characteristics over Equatorial and Low Latitude Stations in Brazil, J. Atmos. Terr. Phys., 47, 901-905, 1985.
6. Abdu, M. A., I. S. Batista and J. H. A. Sobral, A New Aspect of Magnetic Declination Control on Equatorial Spread-F and F-Region Dynamo, J. Geophys. Res., 97(A10), 14897-14904, 1992.
7. Abdu, M. A., J. H. A., Sobral, I. S., Batista, V.H. Rios, and C., Medina, Equatorial spread-F occurrence statistics in the American longitudes: Diurnal, seasonal and solar cycle variations, Adv. Space Res., 22(6),851-854, 1998.
8. Abdu, M. A., J. H. A., Sobral, I. S., Batista, Equatorial spread F statistics in the American longitudes: Some problems relevant to ESF description in the IRI scheme, Adv. Space Res., 25(1),113-124, 2000.
9. Basu, S., S. Basu, and B.K. Khan, Model of equatorial scintillation from in-situ measurements, Radio Sci., 11, 821, 1976.
10. Basu, S., S. Basu, J. P. Mullen and A. Bushby, Long-term 1.5 GHz amplitude scintillation measurements at the magnetic equator, Geophys. Res. Letts., 7, 259, 1980.
11. Basu, S., and S. Basu, Modeling of equatorial phase and amplitude scintillation from OGO-6 data, Space Research XX, 187, 1980.
12. Batista, I. S., M. A., Abdu, J. A., Bittencourt, Equatorial F-region vertical plasma drifts: Seasonal and Longitudinal Asymmetries in the American Sector, J. Geophys. Res., 91, 12055-12064, 1986.
13. Bilitza, D., and K. Rawer, Progress report on IRI status, Adv. Space Res., 10(1), 3, 1990.
14. Booker, H. G., and H. W. Wells, Scattering of radio waves in the F region of the ionosphere, Terr. Magn. Atmos. Electr., 43, 249, 1938.
15. Chandra, H., and R. G. Rastogi, Spread F at magnetic equatorial station Thumba, Ann. Geophys., 28, 37, 1972.
16. Cragin, B. L., C. E. Valladares, W.B. Hanson, and J.P. McClure, Bottomside sinusoidal irregularities in the equatorial F region 2. Cross-correlation and spectral analysis, J. Geophys. Res., 90, 1721, 1985.
17. DasGupta, A., J. Aarons, J. A. Klobuchar, S. Basu, and A. Bushby, Ionospheric electron content depletions associated with amplitude scintillations in the equatorial region, Geophys. Res. Letts., 9, 147, 1982.
18. De Boor, C. A., A practical guide to splines, Appl. Math. Sci., 27, 1978.
19. Huang, Y. N., K. Cheng, and W.T. Huang, Seasonal and solar cycle variations of spread F at the equatorial anomaly crest zone, J. Geomag. Geoelectr., 39, 639, 1987.
20. Kil, H., R. A. Heelis, Global distribution of density irregularities in the equatorial ionosphere, J. Geophys. Res., 103, 407-417, 1998.
21. MacDougall, J. W., M. A. Abdu, P. T. Jayachandran, J. -F. Cecile and I. S. Batista, Pre-sunrise spread F at Fortaleza, J. Geophys. Res., in press, 1998.
22. Maruyama, T., and N. Matuura, Longitudinal variability of annual changes in activity of equatorial spread F and plasma bubbles, J. Geophys. Res., 89, 10903, 1984.
23. Medeiros, R. T., M. A., Abdu, I. J., Kantor, A Comparative Study of VHF Scintillations and spread F events over Natal and Fortaleza in Brazil, J. Geophys. Res., 88, 6253-6258, 1983.
24. Rastogi, R. G., Solar cycle effects on radio scintillations at Huancayo, Indian J. Rad. Space Phys., 11, 215, 1982.
25. Sastri, J. H., K. Sasidharan, V. Subramanyam and M.S. Rao, Range and frequency spread-F at Kodaikanal, Ann. Geophys., 35, 153-158, 1979.
26. Scherliess, L. and B. G. Fejer, Radar and satellite global equatorial F region vertical drfit model, J. Geophys. Res., 104, 6829-6842, 1999.
27. Sobral, J. H. A., M. A., Abdu, C. J., Zamlutti, I. S., Batista, Association Between Plasma-Bubble Irregularities and Airglow Disturbances Over Brazilian Low Latitude, Geophys. Res. Letters, 7, 980-982, 1980.
28. Sobral, J. H. A., M. A. Abdu, H. Takahashi, M. J. Taylor, E. R. de Paula, C. J. Zamlutti, M. G. de Aquino, G. L. Borba, Ionospheric Plasma Buble Climatology over Brazil based on 22 Years (1977-1998) 0f 630nm Airglow Observations, J. Atmos. Terr. Phys., in press, 2002.
29. Tsunoda, R. T., Control of the seasonal and longitudinal occurrence of equatorial scintillations by the longitudinal gradient in integrated E region Pedersen conductivity, J. Geophys. Res., 90, 447, 1985.