Statistical studies of an effective sunspot number

Radio Science

Volumn 32, Issue 4, 1997, Pages 1717-1724

  Secan, J A ^a   Wilkinson, P J ^b  

^a NORTHWEST RESEARCH ASSOCIATES   (United States)

^b BUREAU OF METEOROLOGY   (Australia)

Author keywords

[No Author keywords available]

Indexed keywords

CALCULATIONS; IONOSPHERE; MATHEMATICAL MODELS; NUMBER THEORY; FORECASTING; SOLAR ENERGY;

IONOSPHERIC PREDICTION SERVICE; SOLAR IONOSPHERIC INDICES; ZURICH SUNSPOT NUMBER;

STATISTICAL METHODS; WEATHER FORECASTING;

CRITICAL FREQUENCIES; PRE-PROCESSING STEP; SOLAR CYCLE; STATISTICAL STUDY; SUNSPOT NUMBER; U.S. AIR FORCE; WEATHER SERVICES;

EID: 0031188308     PISSN: 00486604     EISSN: None     Source Type: Journal    
DOI: 10.1029/97RS01350     Document Type: Article

References (15)

1. Barghausen, A. F., J. W. Finney, L. L. Proctor, and L. D. Shultz, Predicting long-term operational parameters of high-frequency skywave telecommunication systems, ESSA Tech. Rep. ERL 110-ITS78, U.S. Dep. of Commer., Washington, D.C., 1969.
2. Caruana, J., The IPS monthly T index, in Solar-Terrestrial Predictions: Proceedings of a Workshop at Leura, Australia, 1, edited by R. J. Thompson et al., pp. 257-263, U.S. Dep. of Commer., Boulder, Colo., 1989.
3. CCIR, CCIR atlas of ionospheric characteristics, Rep. 340, Int. Telecommun. Union, Geneva, 1967.
4. CCIR, CCIR atlas of ionospheric characteristics (supplement), Rep. 343, Int. Telecommun. Union, Geneva, 1978.
5. Flattery, T. W., and A. C. Ramsay, Derivation of total electron content for real time global applications, in Effect of the Ionosphere on Space Systems and Communications, edited by J. Goodman, pp. 336-344, Nat. Tech. Info. Serv., Springfield, Va., 1975.
6. i) comparison study, USAFETAC/PR-90/05, USAF Environ. Tech. Appl. Cent., Scott Air Force Base, Ill., 1990.
7. 2 monthly median 1954-1958, Telecommun. Res. Rep. OT/ITSRR3, Off. of Telecommun., U.S. Dep. of Commer., Boulder, Colo., 1970.
8. 2 predictions using the CCIR atlas, Telecommun. J., 50, 408-414, 1983.
9. Minnis, C. M., A new index of solar activity based on ionospheric measurements, J. Atmos. Terr. Phys., 7, 310-321, 1955.
10. 2-layer ionization at eleven stations, J. Atmos. Terr. Phys., 18, 297-305, 1960.
11. 2 coefficients, Telecommun. J., 56, 179-182, 1989.
12. Stewart, F. G., and M. Leftin, Relationship between Ottawa 10.7 cm solar radio noise flux and Zurich sunspot number, Telecommun. J., 39, 159-169, 1972.
13. Turner, J. F., The development of the ionospheric index T, IPS Ser. R, Rep. R11, Ionos. Predict. Serv., West Chatswood, N.S.W., Australia, June, 1968.
14. von Flotow, C. S., Ionospheric forecasting at Air Force Global Weather Central, in Effect of the Ionosphere on Space and Terrestrial Systems, edited by J. Goodman, pp. 385-392, U.S. Govt. Print. Off., Washington, D. C., 1978.
15. Wilkinson, P. J., Predictability of ionospheric variations for quiet and disturbed conditions, J. Atmos. Terr. Phys., 57, 1469-1481, 1995.