A statistical comparison of SuperDARN spectral width boundaries and DMSP particle precipitation boundaries in the afternoon sector ionosphere

Annales Geophysicae

Volumn 23, Issue 12, 2005, Pages 3645-3654

  Chisham, G ^a   Freeman, M P ^a   Lam, M M ^a   Abel, G A ^a   Sotirelis, T ^b   Greenwald, R A ^b   Lester, M ^c  

^a BRITISH ANTARCTIC SURVEY   (United Kingdom)

^b JOHNS HOPKINS UNIVERSITY APPLIED PHYSICS LABORATORY   (United States)

^c UNIVERSITY OF LEICESTER   (United Kingdom)

Author keywords

Ionosphere (Plasma convection; Instruments and techniques); Magnetospheric physics (Magnetopause, cusp and boundary layers)

Indexed keywords

MAGNETOSPHERE; BOUNDARY LAYER; COMPARATIVE STUDY; GEOMAGNETIC FIELD; GEOMAGNETISM; IONOSPHERE; LATITUDINAL GRADIENT; SPACECRAFT; SPATIOTEMPORAL ANALYSIS;

EID: 30744460631     PISSN: 09927689     EISSN: 14320576     Source Type: Journal    
DOI: 10.5194/angeo-23-3645-2005     Document Type: Article

References (28)

1. André, R., Pinnock, M., Villain, J.-P., and Hanuise, C.: Influence of magnetospheric processes on winter HF radar spectra characteristics, Ann. Geophys., 20, 1783-1793, 2002, SRef-ID: 1432-0576/ag/2002-20-1783.
2. Baker, K. B., Dudeney, J. R., Greenwald, R. A., Pinnock, M., Newell, P. T., Rodger, A. S., Mattin, N., and Meng, C.-I.: HF radar signatures of the cusp and low-latitude boundary layer, J. Geophys. Res., 100, 7671-7695, 1995.
3. Baker, K. B., Rodger, A. S., and Lu, G.: HF-radar observations of the dayside magnetic merging rate: A Geospace Environment Modeling boundary layer campaign study, J. Geophys. Res., 102, 9603-9617, 1997.
4. Carbary, J. F., Sotirelis, T., Newell, P. T., and Meng, C.-I: Auroral boundary correlations between UVI and DMSP, J. Geophys. Res., 108, 1018, doi:10.1029/2002JA009378, 2003.
5. Chisham, G., Pinnock, M., Coleman, I. J., Hairston, M. R., and Walker, A. D. M: An unusual geometry of the ionospheric signature of the cusp: Implications for magnetopause merging sites, Ann. Geophys., 20, 29-40, 2002, SRef-ID: 1432-0576/ag/2002-20-29.
6. Chisham, G., and Freeman, M. P.: A technique for accurately determining the cusp-region polar cap boundary using SuperDARN HF radar measurements, Ann. Geophys., 21, 983-996, 2003, SRef-ID: 1432-0576/ag/ 2003-21-983.
7. Chisham, G., Freeman, M. P., and Sotirelis, T.: A statistical comparison of SuperDARN spectral width boundaries and DMSP particle precipitation boundaries in the nightside ionosphere, Geophys. Res. Lett., 31, L02804, doi:10.1029/2003GL019074, 2004.
8. Chisham, G. and Freeman, M. P.: An investigation of latitudinal transitions in the SuperDARN Doppler spectral width parameter at different magnetic local times, Ann. Geophys., 22, 1187-1202, 2004, SRef-ID: 1432-0576/ag/2004-22-1187.
9. Chisham, G., Freeman, M. P., Sotirelis, T., Greenwald, R. A., Lester, M., and Villain, J.-P.: A statistical comparison of SuperDARN spectral width boundaries and DMSP particle precipitation boundaries in the morning sector ionosphere, Ann. Geophys., 23, 733-743, 2005a, SRef-ID: 1432-0576/ag/2005-23-733.
10. Chisham, G., Freeman, M. P., Sotirelis, T., and Greenwald, R. A.: The accuracy of using the spectral width boundary measured in off-meridional SuperDARN HF radar beams as a proxy for the open-closed field line boundary, Ann. Geophys., 23, 2599-2604, 2005b, SRef-ID: 1432-0576/ag/ 2005-23-2599.
11. Coleman, I. L, Chisham, G., Pinnock, M., and Freeman, M. P.: An ionospheric convection signature of antiparallel merging, J. Geophys. Res., 106, 29 995-29 007, 2001.
12. Cowley, S. W. H., Morelli, J. P., and Lockwood, M.: Dependence of convective flows and particle precipitation in the high-latitude dayside ionosphere on the X and Y components of the interplanetary magnetic field, J. Geophys. Res., 96, 5557-5564, 1991.
13. Cowley, S. W. H. and Lockwood, M.: Excitation and decay of solar wind-driven flows in the magnetosphere-ionosphere system, Ann. Geophys., 10, 103-115, 1992.
14. 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, 761-796, 1995.
15. Milan, S. E., Lester, M., Cowley, S. W. H., Oksavik, K., Brittnacher, M., Greenwald, R. A., Sofko, G., and Villain, J.-P.: Variations in the polar cap area during two substorm cycles, Ann. Geophys., 21, 1121-1140, 2003, SRef-ID: 1432-0576/ag/2003-21-1121.
16. Milan, S. E., Cowley, S. W. H., Lester, M., Wright, D. M., Slavin, J. A., Fillingim, M., Carlson, C. W., and Singer, H. J.: Response of the magnetotail to changes in the open flux content of the magnetosphere, J. Geophys. Res., 109, A04220, doi:10.1029/2003JA010350, 2004.
17. Moorcroft, D. R.: The shape of auroral backscatter spectra, Geophys. Res. Lett., 31, L09802, doi:10.1029/2003GL019340, 2004.
18. Newell, P. T., Meng, C.-I., Sibeck, D. G., and Lepping, R.: Some low-altitude cusp dependencies on the interplanetary magnetic field, J. Geophys. Res., 94, 8921-8927, 1989.
19. Newell, P. T., Burke, W. J., Sanchez, 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 convection reversal boundaries, J. Geophys. Res., 96, 21013-21023, 1991.
20. Newell, P. T. and Meng, C.-I.: Open and closed low latitude boundary layer, in: Polar Cap Boundary Phenomena, edited by: Moen, J., Egeland, A., and Lockwood, M., Kluwer Acad., Norwell, Mass., 91-101, 1998.
21. Newell, P. T., Ruohoniemi, J. M., and Meng, C.-I.: Maps of precipitation by source region, binned by IMF, with inertial convection streamlines, J. Geophys. Res., 109, A10206, doi:10.1029/2004JA010499, 2004.
22. Parkinson, M. L., Chisham, G., Pinnock, M., Dyson, P. L., and Devlin, J. C.: Magnetic local time, substorm, and particle precipitation-related variations in the behaviour of SuperDARN Doppler spectral widths, Ann. Geophys., 22, 4103-4122, 2004, SRef-ID: 1432-0576/ag/2004-22-4103.
23. Pinnock, M., Rodger, A. S., and Berkey, F. T.: High-latitude F region electron concentration measurements near noon: A case study, J. Geophys. Res., 100, 7723-7729, 1995.
24. Pinnock, M., Rodger, A. S., Baker, K. B., Lu, G., and Hairston, M.: Conjugate observations of the day-side reconnection electric field: A GEM boundary layer campaign, Ann. Geophys., 17, 443-454, 1999, SRef-ID: 1432-0576/ag/1999-17-443.
25. Pinnock, M., Chisham, G., Coleman, I. J., Freeman, M. P., Hairston, M., and Villain, J.-P.: The location and rate of dayside reconnection during an interval of southward interplanetary magnetic field, Ann. Geophys., 21, 1467-1482, 2003, SRef-ID: 1432-0576/ag/2003-21-1467.
26. Siscoe, G. L., and Huang, T. S.: Polar cap inflation and deflation, J. Geophys. Res., 90, 543-547, 1985.
27. Sotirelis, T., and Newell, P. T.: Boundary-oriented electron precipitation model, J. Geophys. Res., 105, 18655-18673, 2000.
28. Villain, J.-P., André, R., Pinnock, M., Greenwald, R. A., and Hanuise, C.: A statistical study of the Doppler spectral width of high-latitude ionospheric F-region echoes recorded with SuperDARN coherent HF radars, Ann. Geophys., 20, 1769-1781, 2002, SRef-ID: 1432-0576/ag/2002-20-1769.