Interplanetary scintillation observations of the solar wind disappearance event of May 1999

Journal of Geophysical Research: Space Physics

Volumn 108, Issue A3, 2003, Pages

  Balasubramanian, V ^a,d   Janardhan, P ^b   Srinivasan, S ^a,d   Ananthakrishnan, S ^c  

^a Radio Astronomy Centre   (India)

^b PHYSICAL RESEARCH LABORATORY   (India)

^c NATIONAL CENTRE FOR RADIO ASTROPHYSICS   (India)

^d TATA INSTITUTE OF FUNDAMENTAL RESEARCH   (India)

Author keywords

Density depletion; IPS; Magnetic field reversal; Solar wind; Strahl

Indexed keywords

EID: 41749123710     PISSN: None     EISSN: 21699402     Source Type: Journal    
DOI: 10.1029/2002JA009516     Document Type: Article

References (26)

1. Ananthakrishnan, S., W. A. Coles, and J. Kaufman, Microturbulence in solar wind streams, J. Geophys. Res., 85(A11), 6025, 1980.
2. Ananthakrishnan, S., M. Tokumaru, M. Kojima, V. Balasubramanian, P. Janardhan, P. K. Marioharan, and M. Dryer, Study of solar wind transients using IPS, in Solar Wind Nine, edited by S. R. Habbal et al., AIP Conf. Proc., 382, 321, 1999.
3. Asaoka, Y., et al., Measurements of cosmic-ray low-energy antiproton and proton spectra in a transient period of solar field reversal, Phys. Rev. Lett., 88, 051101, 2002.
4. Balasubramanian, V., P. Janardhan, and S. Ananthakrishnan, A 327-MHZ interplanetary scintillation survey of radio sources over 6-Steradian, J. Astrophys. Astron., 16, 298, 1995.
5. Balasubramanian, V., R Janardhan, S. Ananthakrishnan, and R. Srivatsan, On the nature of compact components of radio sources at 327 MHz, Bull. Astron. Soc. India, 24, 829, 1996.
6. Fairfield, D. H., and J. D. Scudder, Polar rain: Solar coronal electrons in the Earth's magnetosphere, J. Geophys. Res., 90, 4055, 1985.
7. Farrugia, C. J., H. J. Singer, D. Evans, D. Berdichevsky, J. D. Scudder, K. W. Ogilvie, R. J. Fitzenreiter, and C. T. Russell, Response of the equatorial and polar magnetosphere to the very tenuous solar wind on May 11, 1999, Geophys. Res. Lett., 27, 3773, 2000,
8. Gosling, J. T., J. R. Asbridge, S. J. Bame, W. C. Feldman, R. G. Zwickl, G. Pashmann, N. Sckopke, and C. T. Russell, A sub-Alfvéhic solar wind: Interplanetary and magnetosheath observations, J. Geophys. Res., 87, 239, 1982.
9. Gothoskar, P., and A. P. Rao, On observing mass ejections in the interplanetary medium, Sol. Phys., 185, 361, 1999.
10. Hakamada, K., and M. Kojima, Solar wind speed and expansion rate of the coronal magnetic field during Carrington Rotation 1909, Sol. Phys., 187, 115, 1999.
11. Hewish, A., and S. Bravo, The sources of large scale heliospheric disturbances, Sol. Phys., 106, 185, 1986.
12. Hewish, A., S. J. Tappin, and G. R. Gapper, Origin of strong interplanetary shocks, Nature, 314, 137, 1985..
13. Janardhan, P., V. Balasubramanian, S. Ananthakrishnan, M. Dryer, A. Bhatnagar, and P. S. McIntosh, Traveling interplanetary disturbances detected using interplanetary scintillation at 327 MHz, Sol. Phys., 166, 379, 1996.
14. Janardhan, P., M. K. Bird, P. Edenhofer, R. Wohlmuth, D. Plettemeier, S. W. Asmar, Pãtzold, and J. Karl, Coronal velocity measurements with Ulysses: Multi-link correlation studies during two superior conjunctions, Sol. Phys., 184, 157, 1999.
15. Lotova, N. A., V. N. Obridko, K. V. Vladimirskii, M. K. Bird, and P. Janardhan, Flow sources and formation laws of solar wind streams, Sol. Phys., 205, 149, 2002.
16. Manoharan, P. K., and S. Ananthakrishnan, Determination of solar wind velocities using single station measurements of interplanetary scintillation, Mon. Not. R. Astron. Soc., 244, 691, 1990.
17. Moran, P. J., S. Ananthakrishnan, V. Balasubramanian, A. R. Breen, A. Canals, R. A. Fallows, P. Janardhan, M. Tokumaru, and P. J. S. Williams, Observations of interplanetary scintillation during 1998 Whole Sun Month: A comparison between EISCAT, ORT and Nagoya data, Ann. Geophys., 18, 1003, 2000.
18. Phillips, J. L., J. T. Gosling, D. J. McComas, S. J. Bame, S. P. Gary, and E. J. Smith, Anisotropic thermal electron distributions in the solar wind, J. Geophys. Res., 94, 6563, 1989.
19. Richardson, I. G., D. Berdichevsky, M. D. Desch, and G. J. Farrugia, Solar-cycle variation of low density solar wind during more than 3 solar cycles, Geophys. Res. Lett., 27, 3761, 2000.
20. Schwenn, R., The average solar wind in the inner heliosphere: Structure and slow variations, in Solar Wind Five, edited by M. Neugebauer, NASA Conf. Publ. CP-2280, 489, 1982.
21. Scott, S. L., W. A. Coles, and G. Bourgois, Solar wind observations near the Sun using interplanetary scintillations, Astron. Astrophys., 123, 207, 1983.
22. Tyler, G. L., J. F. Vesecky, M. A. Plume, H. T. Howard, and A. Barnes, Radio wave scattering observations of the solar corona: First-order measurements of expansion velocity and turbulence spectrum using Viking and Mariner 10 spacecraft, Astrophys. J., 249, 318, 1981.
23. Usmanov, A. V., M. L. Goldstien, and W. M. Farrell, A view of the inner heliosphere during the May 10-11, 1999 low density anomaly, Geophys. Res. Lett., 27, 3165, 2000.
24. Vats, H. O., H. S. Sawant, R. Oza, K. N. Iyer, and R. Jadhav, Interplanetary scintillation observations of the solar wind disappearance event of May 1999, J. Geophys. Res., 106, 25, 121, 2001.
25. o, Nature, 292, 608, 1981.
26. Woo, R., J. W. Armstrong, N. R. Sheeley Jr., R. A. Howard, D. J. Michels, and M. J. Koomen, Simultaneous radio scattering and white light oservations of a coronal transient, Nature, 300, 157, 1982.