The response of high-latitude convection to a sudden southward IMF turning

Geophysical Research Letters

Volumn 25, Issue 15, 1998, Pages 2913-2916

  Ruohoniemi, J M ^a   Greenwald, R A ^b  

^a JOHNS HOPKINS UNIVERSITY   (United States)

^b APPLIED PHYSICS LABORATORY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

DATA RECORDING; IONOSPHERE; MAGNETOPLASMA; PLASMA FLOW; RADAR; SATELLITE OBSERVATORIES; VELOCITY; WIND EFFECTS; EARTH SCIENCES; GEOPHYSICS;

INTERPLANETARY MAGNETIC FIELD; MERIDIONAL FLOW; SOLAR WIND;

MAGNETOSPHERE; IONOSPHERE;

EVENT-B; HF RADARS; HIGH LATITUDES; MERIDIONAL FLOWS; PATTERN CHARACTERISTIC; SATELLITE-SWITCHED; SUPERDARN; VELOCITY CHANGES;

EID: 0032135990     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/98GL02212     Document Type: Article

References (14)

1. Baker, K. B., and S. Wing, A new magnetic coordinate system for conjugate studies of high latitudes, J. Geophys. Res., 94, 9139-9143, 1989.
2. Greenwald, R. A., et al., DARN/SuperDARN: A global view of high-latitude convection, Space Sci. Rev., 71, 763-796, 1995.
3. Hairston, M. R. and R. A. Heelis, Response time of the polar ionospheric convection pattern to changes in the north-south direction of the IMF, Geophys. Res. Lett., 22, 631-634, 1995.
4. Heppner, J. P., and N. C. Maynard, Empirical high-latitude electric field models, J. Geophys. Res., 92, 4467-4489, 1987.
5. Lockwood, M., A. P. van Eyken, B. J. I. Bromage, D. M. Willis, and S. W. H. Cowley, Eastward propagation of a plasma convection enhancement following a southward turning of the interplanetary magnetic field, Geophys. Res. Lett., 13, 72-75, 1986.
6. Richmond, A. D., and Y. Kamide, Mapping electrodynamic features of the high-latitude ionosphere from localized observations: Technique, J. Geophys. Res., 93, 5741-5759, 1988.
7. Ridley, A. J., G. Lu, C. R. Clauer, and V. O. Papitashvili, Ionospheric convection during nonsteady interplanetary magnetic field condions, J. Geophys. Res., 102, 14563-14579, 1997.
8. Ruohoniemi, J. M. and K. B. Baker, Large-scale imaging of high-latitude convection with SuperDARN HF radar observations, J. Geophys. Res., in press, 1998.
9. Ruohoniemi, J. M., and R. A. Greenwald, Rates of scattering occurrence in routine HF radar observations during solar cycle maximum, Radio Sci., 32, 1051-1070, 1997.
10. Ruohoniemi, J. M., R. A. Greenwald, Statistical patterns of high-latitude convection obtained from Goose Bay HF radar observations, J. Geophys. Res., 101, 21743-21763, 1996.
11. Ruohoniemi, J. M., R. A. Greenwald, K. B. Baker, J.-P. Villain, and M. A. McCready, Drift motions of small-scale irregularities in the high-latitude F region: An experimental comparison with plasma drift motions, J. Geophys. Res., 92, 4553-4564, 1987.
12. Saunders, M. A., et al., Dayside ionospheric convection changes in response to long-period interplanetary magnetic field oscillations: Determination of the ionospheric phase velocity, J. Geophys. Res., 97, 19373-19380, 1992.
13. Todd, H., S. W. H. Cowley, M. Lockwood, D. M. Willis, and H. Luhr, Response time of the high latitude dayside ionosphere to sudden changes in the north-south component of the IMF, J. Geophys. Res., 36, 1415-1428, 1988.
14. Weimer, D. R., Models of high-latitude electric potentials derived with a least error fit of spherical harmonic coefficents, J. Geophys. Res., 100, 19595-19607, 1995.