Signatures of storm sudden commencements in geomagnetic H, Y and Z fields at Indian observatories during 1958-1992

Annales Geophysicae

Volumn 17, Issue 11, 1999, Pages 1426-1438

  Rastogi, R G ^a,b  

^a GUJARAT UNIVERSITY   (India)

^b PHYSICAL RESEARCH LABORATORY   (India)

Author keywords

Interplanetary physics (interplanetary shocks); Ionosphere (equatorial ionosphere); Magnetospheric physics (storms and substorms)

Indexed keywords

EID: 0033458390     PISSN: 09927689     EISSN: None     Source Type: Journal    
DOI: 10.1007/s005850050867     Document Type: Article

References (41)

1. Araki, T., Global structure of geomagnetic sudden commencements, Planet. Space Sci., 25, 273-284, 1977.
2. Broun, J. A., (Ed) Trivandrum magnetic observations vol. 1, Henry, S King, London, 1874.
3. Chandra, H., and R. G. Rastogi, Geomagnetic storm effects on zonal and meridional equatorial electrojet currents, J. Geophys. Res., 102(A6), 11611-11617, 1997.
4. Chapman, S., The normality of geomagnetic disturbances at Huancayo, Geophys. Pure Appl., 14, 151-158, 1951.
5. Ferraro, V. C. A., and H. W. Unthank, Sudden commencements and sudden impulses in geomagnetism, Geofis. Pure Appl., Milano. 20, 3-6, 1951.
6. Fukushima, N., Declination change of SC, its local-time and seasonal dependence at Kakioka, Japan, J. Geomagn. Geoelectr., 18, 99-101, 1966.
7. Fukushima, N., Transequatorial field-aligned currents at low latitudes and their possible connection with the equatorial electrojet, Brazil. J. Geophys., 11, 291-302, 1993.
8. Fukushima, N., Some topics and historical episodes in geomagnetism and ceromony, J. Geophys. Res., 99, 19113-19142, 1994.
9. Gold, T., Gas dynamics of cosmic clouds, Eds. H Van de Hulet and J.M. Burgers, North Holland, Amsterdam, 103 pp., 1955.
10. Jacobs, J. A., and T. Obayashi, The average electric current system for sudden commencements of magnetic storms, Geofis. Pur. Appl., Milano, 34, 21-35, 1956.
11. Kikuchi, T., T. Araki, H. Maeda, and K. Maekawa, Transmission of polar electric field to the equator, Nature, 272, 630-631, 1978.
12. Maeda, H., and M. Yamamoto, A note on day time enhancement of the amplitude of geomagnetic storm sudden commencements in the equatorial region, J. Geophys. Res., 65, 25-38, 1960.
13. Maeda, R., N. Fukushima, and T. Nagata, Seasonal dependence of SC field in middle and low latitudes, J. Geomagn. Geoelectr., 16, 239-246, 1964.
14. Moos, N. A. F., Colaba magnetic data 846 to 1905. Part I: magnetic data and instruments: Part II: the phenomenon and its description, Bombay 1910.
15. Matsushita, S., Ionospheric variations associated with geomagnetic disturbances, J. Geomagn. Geoelectr., 3, 109-135, 1953.
16. Natarajan, R., A study of sudden commencements of geomagnetic storms at Trivandrum, Ind. J. Meteorol. Geophys., 20, 291-296, 1969.
17. Newton, H. W., Sudden commencement in the Greenwich magnetic records (1979-1944) and related sunspot data, Mon. Nat. R. Astr. Soc. Geophys. Suppl., 5, 159-185, 1948.
18. Nityananada, N., A. K. Agarwal, and B. P. Singh, Induction at short periods in the horizontal variation in the Indian Peninsula, Phys. Earth Planet Inter., 15, p 5, 1977.
19. Obayashi, T., and J. A. Jacobs, Sudden commencements of magnetic storms and atmospheric dynamo action, J. Geophys. Res., 62, 589-616, 1957.
20. Rajaram, M., B. P. Singh, N. Nityananda, and A. K. Agarwal, Effect of the presence of a conducting channel between India and Sri Lanka Island on the feature of the equatorial electrojet, Geophys. J. R. Astronom Soc., 56, 127, 1979.
21. Rastogi, R. G., Solar flare crochet and sudden commencement in H within the electrojet region, J. Atmos. Terr. Phys., 27, 663-668 (1965).
22. Rastogi, R. G., Theory of preliminary negative impulse in storm sudden commencement in H at equatorial stations, Proc. Ind. Acad. Sci., 87A, 57-60, 1978.
23. Rastogi, R. G., Equatorial storm sudden commencements and interplanetary magnetic field, Ind. J. Rad. & Space Phys. 9, 173-181 (1980).
24. Rastogi, R. G., Geomagnetic disturbance effects on equatorial electrojet current, J. Geomagn. Geoelectr., 44, 317-324, 1992.
25. Rastogi, R. G., Longitudinal variation of sudden commencement of geomagnetic storm at equatorial stations, J. Geophys. Res., 98, 15 411-15 416, 1993.
26. Rastogi, R. G., Storm sudden commencements in geomagnetic H, Y and Z fields at the equatorial electrojet station, Annamalainagar, J. Atmos. Solar Terrs. Phys., 60, 1295-1302, 1998.
27. Rastogi, R. G., and V. L. Patel, Effect of interplanetary magnetic field on ionosphere over the magnetic equator, Proc. Ind. Acad. Sci. 82A, 121-141, 1975.
28. Rastogi, R. G., and K. N. Iyer, Quiet day variation of geomagnetic H field at low latitudes, J. Geomagn. Geoelectr., 20(4), 461-479, 1976.
29. Rastogi, R. G., N. B. Trivedi, and N. D. Kaushika, Some relationships between the sudden commencements in H and the equatorial electrojet, J. Atmos. Terr. Phys., 26, 771-776, 1964.
30. Sano, Y., Morphilogical studies on sudden commencements of magnetic storms using the rapid run magnetograms during the IGY, Mem. Kakioka Magnetic Observatory, 11(1), 1-52, 1963.
31. Srivastava, B. J., and H. Abbas, An interpretation of Induction arrows at Indian stations, JGG 32, 187-196, 1978.
32. Srivastava, B. J., and P. V. Sankar Narayan, Anomaly of geomagnetic time variations observed on Peninsular India, Proc. Symp. UMP Hyderabad, 1967, pp 165-174.
33. Srivastava, B. J., and P. V. Sankar Narayan, Anomolous geomagnetic variations in Peninsular India-ocean effect and upper mantle conductivity structure, Bull. NGRI, 8, 134, 1970.
34. Srinivasamurthy, B., Sudden commencements and impulses in Kodaikanal magneiograms-their hourly frequency, Intl. J. Meteorol. Geophys., 10, 209-212, 1959.
35. Sugiura, M., The solar diurnal variation in the amplitude of sudden commencements and geomagnetic storms at geomagnetic equator, J. Geophys. Res., 58, 558-559, 1953.
36. Sugiura, M., and S. Chapman, The average morphology of geomagnetic storms with sudden commencements, Abh. Akad. Wiss. Gottingen. Math. -Phys. K.1 Sonderh 4, 53pp, 1961.
37. Takeda, M., and H. Maeda, Note on geomagnetic variations in the equatorial zone, J. Geomagn. Geoelectr., 30, 121-123, 1978.
38. Takeda, M., and H. Maeda, Effect of the coastline configuration of South Indian and Sri Lanka regions on the induced field at short periods, J. Geophys., 45, 209-218, 1979.
39. Trivedi, N. B., and R. G. Rastogi, Studies of sudden changes in H and Z at equatorial stations in the Indian zone, Ann. Geophysical, 24, 1045-1051, 1968.
40. Watson, R. A., and D. H. McIntosh, Sudden commencements in geomagnetism, Nature, 165, 1018, 1950.
41. Wilson, C. R., and M. Sugiura, Hydromagnetic interpretation of sudden commencements of magnetic storms, J. Geophys. Res., 66, 4097-4111, 1961.