Cosmic ray variability and geomagnetic activity: A statistical study

Belov, 2001, Pitch-angle features in cosmic rays in advance of severe magnetic storms: neutron monitor observations, Proceedings of 27th ICRC, Hamburg, 9, 3507 Belov, 2003, Cosmic ray anisotropy before and during the passage of major solar wind disturbances, Advances in Space Research, 31, 919, 10.1016/S0273-1177(02)00803-7 Bieber, 1998, CME geometry in relation to cosmic ray anisotropy, Geophysical Research Letters, 25, 2955, 10.1029/98GL51232 Bobik, 2003, Cosmic ray transparency for a medium-latitude observatory, Il Nuovo Cimento, 26, 177 Dorman, 2004, Monitoring and forecasting of great solar proton events using the neutron monitor network in real time, IEEE Transactions on Plasma Science, 32, 1478, 10.1109/TPS.2004.831738 Forbush, 1937, On the effect in cosmic ray intensity observed during the recent magnetic storm, Physical Review, 51, 1108, 10.1103/PhysRev.51.1108.3 Hofer, 2000, Cosmic ray spectral variations and anisotropy near Earth during the March 24, 1991, Forbush decrease, Journal of Geophysical Research, 105, 23,085, 10.1029/1999JA900472 Kozlov, 2001, Long-term forecast of space weather in real-time, Proceedings of 27th ICRC, Hamburg, 9, 3887 Kudela, K., Storini, M., 2002. Direct and indirect relations of cosmic rays to space weather. In: Sawaya-Lacoste, H. (Ed.), SOLSPA 2001. Proceedings of the Second Solar Cycle and Space Weather Conference, ESA, SP-477, pp. 289–292. Kudela, 1995, Cosmic ray variations: periodicities at T<24h, Proceedings of 24th ICRC, Rome, 4, 928 Kudela, 2000, Cosmic rays in relation to space weather, Space Science Review, 93, 153, 10.1023/A:1026540327564 Leerungnavarat, 2003, Loss cone precursors to Forbush decreases and davance warning of space weather effect, Astrophysics Journal, 593, 587, 10.1086/376408 Lundstedt, 1994, Prediction of geomagnetic storms from solar wind data with the use of a neural network, Annales de Geophysique, 12, 19, 10.1007/s00585-994-0019-2 Mavromichalaki, 2001, Athens neutron monitor and its aspects in the cosmic-ray variations studies, Proceedings of 27th ICRC, Hamburg, 10, 4099 Mavromichalaki, H., Yanke, V.G., Dorman, L.I., Iucci, N., Chilingarian, A., Kryakunova, O., 2004. Neutron monitor network in real time and space. In: Daglis, I.A. (Ed.), Effects of Space weather on Technology Infractructure, NATO ESPRIT Book, pp. 301–317 (Chapter 16). Munakata, 2000, Precursors of geomagnetic storms observed by muon detector network, Journal of Geophysical Research, 105, 27,457, 10.1029/2000JA000064 Munakata, 2001, A prototype muon detector network covering a full range of cosmic ray pitch angles, Proceedings of 27th ICRC, Hamburg, 9, 3494 Nagashima, 1992, Local time dependent pre-IMF-shock decrease and post-shock increase of cosmic rays, produced respectively by their IMF-collimated outward and inward flows across the shock responsible for Forbush decrease, Planetary and Space Science, 40, 1109, 10.1016/0032-0633(92)90040-U Nagashima, 1993, Local time dependent pre IMF-shock decrease, produced by their IMF-collimated outward flow across the shock from the inside of Forbush decrease, Journal of Geomagnetism and Geoelectricity, 45, 535, 10.5636/jgg.45.535 Nagashima, 1994, Interplanetary magnetic field collimated cosmic ray flow across magnetic shock from inside of Forbush decrease, observed as local-time precursory decrease on the ground, Journal of Geophysical Research, 99, 21,419, 10.1029/94JA01224 Shea, 2001, Vertical cutoff rigidities for cosmic ray stations since 1955, Proceedings of 27th ICRC, Hamburg, 10, 4063 Starodubtsev, 2003, Long-term modulation of the galactic cosmic-ray fluctuation spectrum, Astronomical Letters, 29, 594, 10.1134/1.1607497 Storini, M., Massetti, S., Moreno, G., Cordaro, E.G., 1999. Cosmic ray event associated with the January 10, 1997 magnetic storm. In: Workshop on Space Weather (11–13 November 1998-ESTEC, Noordwijk), ESA WPP-155, pp. 339–342. Watanabe, T., 2001. Personnal communication.