Dayside aurorae and polar arcs under south-east IMF orientation

Annales Geophysicae

Volumn 24, Issue 12, 2006, Pages 3421-3432

  Sandholt, P E ^a   Dyrland, M ^b   Farrugia, C J ^c  

^a UNIVERSITY OF OSLO   (Norway)

^b UNIVERSITY CENTRE IN SVALBARD   (Norway)

^c UNIVERSITY OF NEW HAMPSHIRE   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AURORA; CONVECTION; GROUND-BASED MEASUREMENT; IONOSPHERE; MAGNETOSPHERE; SOLAR WIND;

ARCTIC; NY-ALESUND; SPITSBERGEN; SVALBARD; SVALBARD AND JAN MAYEN;

EID: 33845941850     PISSN: 09927689     EISSN: 14320576     Source Type: Journal    
DOI: 10.5194/angeo-24-3421-2006     Document Type: Article

References (36)

1. Burch, J L., Fields, S A., and Heelis, R A.: Polar cap electron acceleration region, J. Geophys. Res.\/, 84\/, 5863–5874, 1979.
2. Crooker, N U.: Dayside merging and cusp geometry, J. Geophys. Res.\/, 84\/, 951–959, 1979.
3. Crooker, N U., Lyon, J G., and Fedder, J A.: MHD model merging with IMF B_y: Lobe cells, sunward polar cap convection, and overdraped lobes, J. Geophys. Res.\/, 103\/, 9143–9151, 1998.
4. Dandekar, B S. and Pike, C P.: The midday discrete auroral gap, J.\ Geophys. Res.\/, 83\/, 4227–4236, 1978.
5. Eriksson, S., Bonnell, J W., Blomberg, L G., Ergun, R E., Marklund, G T., and Carlson, C W.: Lobe cell convection and field-aligned currents poleward of the Region 1 current system, J. Geophys. Res.\/, 107(A8), 1185, doi:10.1029/2001JA005041, 2002.
6. Eriksson, S., Peria, W J., Bonnell, J W., Su, Y J., Ergun, R E., Tung, Y K., Parks, G K., and Carlson, C W.: Lobe cell convection and polar cap precipitation, J. Geophys. Res.\/, 108(A5), 1198, doi:10.1029/2002JA009725, 2003.
7. Eriksson, S., Baker, J. B H., Petrinec, S M., Wang, H., Rich, F J., Kuznetsova, M., Dunlop, M W., Reme, H., Greenwald, R A., Frey, H U., Luhr, H., Ergun, R E., and Balogh, A.: On the generation of enhanced sunward convection and transpolar aurora in the high-latitude ionosphere by magnetic merging, J. Geophys. Res.\/, 110, A11218, doi:10.1029/2005JA011149\/, 2005.
8. Farrugia, C J., Sandholt, P E., Maynard, N C., Torbert, R B., and Ober, D M.: Temporal variations in a four-sheet field-aligned current system and associated aurorae as observed during a Polar-ground magnetic conjunction in the midmorning sector, J. Geophys. Res.\/, 108(A6), 1230, doi:10.1029/2002JA009619\ /, 2003.
9. Fasel, G.: Dayside poleward moving auroral forms: A statistical study, J.\ Geophys. Res.\/, 100\/, 11 891–11 906, 1995.
10. Greenwald, R A., Baker, K., Dudeney, J R., Pinnock, M., Thomas, E C., Villain, J P., Cerisier, J.-C., Senior, C., Hanuise, C., Hunsucker, R D., Sofko, G J., 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.
11. Kullen, A., Brittnacher, M., Cumnock, J A., and Blomberg, L G., Solar wind dependence of the occurrence and motion of polar auroral arcs: A statistical study, J. Geophys. Res.\/, 107(A11), 1362, doi:10.1029/2002JA009245\ /, 2002.
12. Lockwood, M., Sandholt, P E., Cowley, S W H., and Oguti, T., Interplanetary magnetic field control of dayside auroral activity and the transfer of momentum across the dayside magnetopause, Planet. Space Sci.\/, 37\/, 1347–1365, 1989.
13. Luhmann, J G., Walker, R J., Russell, C T., Crooker, N U., Spreiter, J R., and Stahara, S S.: Patterns of potential magnetic field merging sites on the dayside magnetopause, J. Geophys. Res.\/, 89\/, 1739–1744, 1984.
14. Maynard, N C., Burke, W J., Sandholt, P E., Moen, J., Ober, D M., Lester, M., Weimer, D R., and Egeland, A., Observations of simultaneous effects of merging in both hemispheres, J. Geophys. Res.\/, 106\/, 24 551–24 578, 2001.
15. Maynard, N C., Ober, D M., Burke, W J., Scudder, J D., Lester, M., Dunlop, M., Wild, J A., Grocott, A., Farrugia, C J., Lund, E J., Russell, C T., Weimer, D R., Siebert, K D., Balogh, A., Andre, M., and Reme, H.: Polar, Cluster and SuperDARN evidence for high-latitude merging during southward IMF: temporal/spatial evolution, Ann. Geophys.\/, 21\/, 2233–2258, 2003.
16. Milan, S., Lester, M., Cowley, S W H., and Brittnacher, M.: Convection and auroral response to a southward turning of the IMF: Polar UVI, CUTLASS and IMAGE signatures of transient flux transfer at the magnetopause, J. Geophys. Res.\/, 105\/, 15 741–15 756, 2000.
17. Moore, T E., Fok, M.-C., and Chandler, M O.: The dayside reconnection X line, J. Geophys. Res.\/, 107(A10), 1332, doi:10.1029/2002JA009381\/, 2002.
18. Newell, P T. and Meng, C I.: The cusp and the cleft/boundary layer: Low-altitude identification and statistical local time variation, J.\ Geophys. Res.\/, 93\/, 14 549–14 556, 1988.
19. 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:10.1029/2004JA10499\/, 2004.
20. Park, K S., Ogino, T., and Walker, R J.: On the importance of antiparallel reconnection when the dipole tilt and IMF B_y are nonzero, J.\ Geophys. Res.\/, 111, A05202, doi:10.1029/2004JA010972\/, 2006.
21. Reiff, P H. and Burch, J L.: IMF B\lower.5ex\hbox\footnotesize y-dependent dayside plasma flow and Birkeland currents in the dayside magnetosphere, 2, A global model for northward and southward IMF, J. Geophys. Res.\/, 90\/, 1595–1609, 1985.
22. Reiff, P H., Burch, J L., and Heelis, R A.: Dayside auroral arcs and convection, Geophys. Res. Lett.\/, 5\/, 391–394, 1978.
23. Ruohoniemi, J M. and Baker, K B.: Large-scale imaging of high-latitude convection with Super Dual Auroral Radar Network HF radar observations, J. Geophys. Res.\/, 103\/, 20 797–20 811, 1998.
24. Sandholt, P E. and Farrugia, C J.: Multipoint observations of substorm intensifications: The high-latitude aurora and electron injections in the inner equatorial plasma sheet, Geophys. Res. Lett.\/, 28\/, 483–486, 2001.
25. Sandholt, P E. and Farrugia, C J.: Does the aurora provide evidence for the occurrence of antiparallel magnetopause reconnection?, J. Geophys.\ Res.\/, 108(A12), 1466, doi:10.1029/2003JA010066\/, 2003.
26. Sandholt, P E. and Farrugia, C J.: Spatiotemporal structure of the reconnecting magnetosphere under B_y-dominated interplanetary magnetic cloud conditions, J. Geophys. Res.\/, 111, doi:10.1029/2005JA011514\/, 2006a.
27. Sandholt, P E. and Farrugia, C J.: The role of poleward moving auroral forms in dawn-dusk asymmetry of auroral precipitation induced by IMF B_y, J. Geophys. Res.\/, in press\/, 2006b. Sandholt, P E. and Newell, P T.: Ground and satellite observations of an auroral event at the cusp/cleft equatorward boundary, J. Geophys.\ Res.\/, 97\/, 8685–8691, 1992.
28. Sandholt, P E., Lockwood, M., Oguti, T., Cowley, S W H., Freeman, K. S C., Lybekk, B., Egeland, A., and Willis, D M.: Midday auroral breakup events and related energy and momentum transfer from the magnetosheath, J.\ Geophys. Res.\/, 95\/, 1039–1060, 1990.
29. Sandholt, P E., Farrugia, C J., Moen, J., Noraberg, A., Lybekk, B., Sten, T., and Hansen, T.: A classification of dayside auroral forms and activities as a function of IMF orientation, J. Geophys. Res.\/, 103\/, 23 325–23 346, 1998.
30. Sandholt, P E., Farrugia, C J., Cowley, S W H., and Lester, M.: Dayside auroral bifurcation sequence during B_y-dominated interplanetary magnetic field: Relationship with merging and lobe convection cells, J.\ Geophys. Res.\/, 106\/, 15 429–15 444, 2001.
31. Sandholt, P E., Farrugia, C J., Lester, M., Cowley, S. W H., Milan, S., Denig, W F., Lybekk, B., Trondsen, E., and Vorobjev, V.: Multistage substorm expansion: Auroral dynamics in relation to plasma sheet particle injection, precipitation, and plasma convection, J. Geophys. Res.\/, 107(A11), 1342, doi:10.1029/2001JA900116\/, 2002a.
32. Sandholt, P E., Farrugia, C J., Moen, J., and Denig, W F.: The cusp in rapid transition, J. Geophys. Res.\/, 107(A12), 1427, doi:10.1029/2001JA009214\/ , 2002b.
33. Sandholt, P E., J., M., Farrugia, C J., Cowley, S. W H., Lester, M., Milan, S E., Valladares, C., Denig, W F., and Eriksson, S.: Multi-site observations of the association between aurora and plasma convection in the cusp/polar cap during a south-eastward (B_y \simeq |B_z|) IMF orientation, Ann. Geophys.\/, 21\/, 539–558, 2003.
34. Sandholt, P E., Farrugia, C J., and Denig, W F.: Detailed dayside auroral morphology as a function of local time for southeast IMF orientation: implications for solar wind – magnetosphere coupling, Ann. Geophys.\/, 22\/, 3537–3560, 2004.
35. Southwood, D J.: The ionospheric signature of flux transfer events, J.\ Geophys. Res.\/, 92\/, 3207–3213, 1987.
36. Weimer, D R.: Models of high-latitude electric potentials derived with a least error fit of spherical harmonic coefficients, J. Geophys. Res.\/, 100\/, 19 595–19 608, 1995.