Mesoscale structure of a morning sector ionospheric shear flow region determined by conjugate Cluster II and MIRACLE ground-based obsservations

Annales Geophysicae

Volumn 21, Issue 8, 2003, Pages 1737-1751

  Amm, O ^a   Aikio, A ^b   Bosqued, J M ^c   Dunlop, M ^d   Fazakerley, A ^e   Janhunen, P ^a   Kauristie, K ^a   Lester, M ^f   Sillanpaa I ^a   Taylor, M G G ^e   Vontrat Reberac, A ^g   Mursula, K ^b   Andre M ^h  

^a FINNISH METEOROLOGICAL INSTITUTE   (Finland)

^b UNIVERSITY OF OULU   (Finland)

^c IRAP   (France)

^d IMPERIAL COLLEGE LONDON   (United Kingdom)

^e UNIVERSITY COLLEGE LONDON   (United Kingdom)

^f UNIVERSITY OF LEICESTER   (United Kingdom)

^g SERVICE D AÉRONOMIE DU CNRS   (France)

^h SWEDISH INSTITUTE OF SPACE PHYSICS   (Sweden)

Author keywords

Ionosphere (eletric fields and currents); Magnetosphere physics (current systems; plasma convection)

Indexed keywords

IONOSPHERE;

EID: 0141683565     PISSN: 09927689     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (37)

1. Amm, O., Janhunen, P., Opgenoorth, H. J., Pulkkinen, T. I., and Viljanen, A.: Ionospheric shear flow situations observed by the MIRACLE network, and the concept of Harang Discontinuity. AGU monograph on magnetospheric current systems, Geophysical Monograph 118, 227, 2000.
2. Amm, O.: Method of characteristics in spherical geometry applied to a Harang discontinuity situation, Ann. Geophysicae. 16, 413, 1998.
3. Balogh, A., Dunlop, M. W., Cowley, S. W. H., Southwood, D. J., Thomlinson, J. G., Glassmeier, K. H., Musmann, G., Luhr, H., Buchert, S., Acuna, M. H., Fairfield, D. H., Slavin, J. A., Riedler, W., Schwingenschuh, K., and Kivelson, M. G.: The Cluster Magnetic Field Investigation, Space Science Rev., 79, 65, 1997.
4. Berry, S. T., Kersley, L., Moen, J., and Denig, W. F.: Ionospheric signatures of magnetospheric boundaries in the post-noon sector, Ann. Geophysicae, 18, 74, 2000.
5. Bosqued, J. M., Ashour-Abdalla, M., El Alaoui, M., Peroomian, V., Zelenyi, L. M., and Escoubet, C. P.: Dispersed ion structures at the poleward edge of the auroral oval: low-altitude observations and numerical modeling. J. Geophys. Res., 98, 19181, 1993.
6. Erickson, G. M.: The physics of the Harang Discontinuity, J. Geophys. Res., 96, 1633, 1991.
7. Greenwald, R. A., Baker, K. B., Dudeney, J. R., Pinnock, M., Jones, T. B., Thomas, E. C., Villain, J.-P., Cerisier, J.-C., Senior, C., Hanuise, C., Hunsucker, R. D., Sofko, G., Koehler, J., Nielsen, E., Pellinen, R., Walker, A. D. M., Sato, N., and Yamagishi, H.: DARN/ SuperDARN: A global view of the dynamics of high-latitude convection, Space Sci. Rev., 71, 761, 1995.
8. Gustafsson, G., Boström, R., Holback, B., Holmgren, G., Lundgren, A., Stasiewicz, K. Åhlén, L., Mozer, F. S., Pankow, D., Harvey, P., Berg, P., Ulrich, R., Pedersen, A., Schmidt, R., Butler, A., Fransen, A. W. C., Klinge, D., Thomsen, M., Fälthammar, C.-G., Lindqvist, P.-A., Christenson, S., Holtet, J., Lybekk, B., Sten, T. A., Tanskanen, P., Lappalainen, K., and Wygant, J.: The electric field and wave experiment for the Cluster mission, Space Sci. Rev., 79, 137, 1997.
9. Heppner, J. P. and Maynard, N. C.: Empirical high-latitude electric field models. J. Geophys. Res., 92, 4467, 1987.
10. Iijima, T. and Potemra, T. A.: Large-scale characteristics of field-aligned currents associated with substorms, J. Geophys. Res., 83, 599, 1978.
11. Inhester, B., Untiedt, J., Segatz, M., and Krschner, M.: Direct determination of the local ionospheric Hall conductance distribution from two-dimensional electric and magnetic field data, J. Geophys. Res., 97, 4073, 1992.
12. Janhunen, P., Olsson, A., Peterson, W. K., Laakso, H., Pickett, J. S., Pulkkinen, T. I., and Russell, C. T.: A study of inverted-V auroral acceleration mechanisms using Polar/Fast auroral snapshot conjunctions, J. Geophys. Res., 106, 18 995, 2001.
13. Johnstone, A. D., Alsop, C., Burge, S., Carter, P. J., Coates, A. J., Coker, A. J., Fazakerley, A. N., Grande, M., Gowen, R. A., Gurgiolo, C., Handcock, B. K., Narheim, B., Preece, A., Sheather, P. H., Winningham, J. D., and Woddliffe, R. D: PEACE: a Plasma electron and current experiment. Space Sci. Rev., 79, 351, 1997.
14. Kamide, Y. and Baumjohann, W.: Magnetosphere-Ionosphere Coupling. Springer-Verlag. Berlin/ Heidelberg, 1993.
15. Karlsson, T. and Marklund, G.: Simulation of effects of small-scale auroral current closure in the return current region, Phys. of Space Plasmas, 15, 401, 1998.
16. Kauristie, K., Syrjäsuo, M. T., Amm, O., Viljanen, A., Pulkkinen, T. I., and Opgenoorth, H. J.: A statistical study of evening sector auroral arcs and electrojets. Adv. Space Res., 28, 11, 1605, 2001.
17. Lester, M., Davies, J. A., and Virdi, T. S.: High-latitude Hall and Pedersen conductances during substorm activity in the SUNDIAL-ATLAS campaign, J. Geophys. Res., 101, 26719, 1996.
18. Marklund, G., Karlsson, T., and Clemmons, J.: On low-altitude particle acceleration and intense electric fields and their relationship to black aurora, J. Geophys. Res., 102, 17 509, 1997.
19. Maynard, N. C.: Electric field measurements across the Harang Discontinuity, J. Geophys. Res., 79, 4620, 1974.
20. McFadden, J. P., Carlson, C. W., and Ergun, R. E.: Microstructure of the auroral acceleration region as observed by FAST, J. Geophys. Res., 104, 14453, 1999.
21. Mersmann, U., Baumjohann, W., Küppers, F., and Lange, K.: Analysis of an eastward electrojet by means of upward continuation of ground-based magnetometer data, J. Geophys., 45, 281, 1979.
22. Newell, P. T., Burke, W. J., Sánchez., E. R., Meng, C.-I., Greenspan, M. E., and Clauer, C. R.: The low-latitude boundary layer and the boundary plasma sheet at low altitude: Prenoon precipitation regions and the convection reversal boundary, J. Geophys. Res., 96, 21 013, 1991.
23. Newell, P. T., Feldstein, Y. I., Galperin, Y. I., and Meng, C.-I.: Morphology of nightside precipitation, J. Geophys. Res., 101, 10737, 1996.
24. Nielsen, E. and Greenwald, R. A.: Electron flow and visual aurora at the Harang Discontinuity, J. Geophys. Res., 84, 4189, 1979.
25. Ohtani, S., Potemra, T. A., Newell, P. T., Zanetti, L. J., Iijima. T., Watanabe, M., Yamauchi, M., Elphinstone, R. D., de la BeaujardiÈre, O., and Blomberg, L. G., Simultaneous prenoon and postnoon observations of field-aligned current systems from Viking and DMSP-F7, J. Geophys. Res., 100, 119, 1995a.
26. Ohtani, S., Potemra, T. A., Newell, P. T., Zanetti, L. J., Iijima, T., Watanabe, M., Blomberg, L. G., Elphinstone, R. D., Murphree, J. S., Yamauchi, M., and Woch, J. G.: Four large-scale field aligned current systems in the dayside high-latitude region, J. Geophys. Res., 100, 137, 1995b.
27. Rème, H., Aoustin, C., Bosqued, J. M., Dandouras, I., Lavraud, B., Sauvaud, J. A., Barthe, A., Bouyssou, J., Camus, Th., Coeur-Joly, O., Cros, A., Cuvilo, J., Ducay, F., Garbarowitz, Y., Medale, J. L., Penou, E., Perrier, H., Romefort, D., Rouzaud, J., Vallat, C., Alcaydé, D., Jacquey, C., Mazelle, C., d'Uston, C., Möbius, E., Kistler, L. M., Crocker, K., Granoff, M., Mouikis, C., Popecki, M., Vosbury, M., Klecker, B., Hovestadt, D., Kucharek, H., Kuenneth, E., Paschmann, G., Scholer, M., Sckopke, N., Seidenschwang, E., Carlson, C. W., Curtis, D. W., Ingraham, C., Lin, R. P., McFadden, J. P., Parks, G. K., Phan, T., Formisano, V., Amata, E., Bavassano-Cattaneo, M. B., Baldetti, P., Bruno, R., Chionchio, G., Di Lellis, A., Marcucci, M. F., Pallocchia, G., Korth, A., Daly, P. W., Graeve, B., Rosenbauer, H., Vasyliunas, V., McCarthy, M., Wilber, M., Eliasson, L., Lundin, R., Olsen, S., Shelley, E. G., Fuselier, S., Ghielmetti, A. G., Lennartsson, W., Escoubet, C. P., Balsiger, H., Friedel, R., Cao, J-B., Kovrazhkin, R. A., Papamastorakis, I., Pellat, R., Scudder, J., and Sonnerup, B.: First multispacecraft ion measurements in and near the Earth's magnetosphere with the identical Cluster ion spectrometry (CIS) experiment, Ann. Geophysicae. 19, 1303, 2001.
28. Rich, F. J. and Hairston, M.: Large-scale convection patterns observed by DMSP, J. Geophys. Res., 99, 3827, 1994.
29. Ridley, A. J. and Clauer, C. R.: Characterization of the dynamic variations of the dayside high-latitude ionospheric convection reversal boundary and relationship to interplanetary magnetic field orientation. J. Geophys. Res., 101, 10919, 1996.
30. Ridley, A. J., Gang Lu, Clauer, C. R., and Papitashvili, V. O.: A statistical study of the ionospheric convection response to changing interplanetary magnetic field conditions using the assimilative mapping of ionospheric electrodynamics technique, J. Geophys. Res., 103, 4023, 1998.
31. Robinson, R. M., Vondrak, R. R., Miller, K., Dabbs, T., and Hardy, D.: On calculating ionospheric conductances from the flux and energy of precipitating electrons, J. Geophys. Res., 92, 2565, 1987.
32. Senior, C., Delcourt, D., Cerisier, J.-C., Hanuise, C., Villain, J.-P., Greenwald, R. G., Newell, P. T., and Rich, F. J.: Correlated observations of the boundary between polar cap and nightside auroral zone by HF radars and the DMSP satellite, Geophys. Res. Lett., 21, 221, 1994.
33. Sotirelis, T., Newell, P. T., and Meng, C.-I.: Shape of he open-closed boundary of the polar cap as determined from observations of precipitating particles by up to four DMSP satellites, J. Geophys. Res., 103, 399, 1998.
34. Syrjäsuo, M., Pulkkinen, T. I., Pellinen, R. J., Janhunen, P., Kauristie, K., Viljanen, A., Opgenoorth, H. J., Karlsson, P., Wallman, S., Eglitis, P., Amm, O., Nielsen, E., and Thomas, C.: Observations of substorm electrodynamics using the MIRACLE network, Proc. Fourth International Conference on Substorms (ICS-4), Lake Hamana, Japan, March 9-13, 1998.
35. Trochichev, O. A., Shiskina, E. M., Lu, G., and Richmond, A. D.: Relationship of the ionospheric convection reversal to the hard auroral precipitation boundary, J. Geophys. Res., 101, 15 423, 1996.
36. Untiedt, J. and Baumjohann, W.: Studies of polar current systems using the IMS Scandinavian magnetometer array, Space Sci. Rev., 63, 245, 1993.
37. Winningham, J. D., Yasuhara, F., Akasofu, S.-I., and Heikkila, W. J.: The latitudinal morphology of 10-eV to 10-keV electron fluxed during magnetically quiet and disturbed times in the 21:00-03:00 MLT sector, J. Geophys. Res., 80, 3148, 1975.