Ionospheric dynamics and drivers obtained from a physics-based data assimilation model

Radio Science

Volumn 44, Issue 5, 2009, Pages

  Scherliess, Ludger ^a   Thompson, Donald C ^a   Schunk, Robert W ^a  

^a UTAH STATE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

DATA ASSIMILATION MODEL; DATA ASSIMILATION TECHNIQUES; DATA SOURCE; DATA TYPE; DRIVING FORCES; DYNAMIC SYSTEMS; ELECTRON DENSITY DISTRIBUTION; ENSEMBLE KALMAN FILTER; GROUND BASED; IN-SITU; ION SPECIES; IONOSPHERIC DYNAMICS; MID-LATITUDE IONOSPHERE; NEUTRAL WINDS; PHYSICS-BASED; PHYSICS-BASED MODELS; PLASMASPHERE; TEMPORAL AND SPATIAL VARIABILITY; TWO DOMAINS; UTAH STATE UNIVERSITIES;

COSMOLOGY; DATA PROCESSING; DYNAMICAL SYSTEMS; DYNAMICS; ELECTRIC FIELDS; IONOSPHERE; IONOSPHERIC MEASUREMENT; KALMAN FILTERS; NEON;

THREE DIMENSIONAL;

EID: 76749134874     PISSN: 00486604     EISSN: None     Source Type: Journal    
DOI: 10.1029/2008RS004068     Document Type: Conference Paper

References (28)

1. Angling, M. J., and B. Khattatov (2006), Comparative study of two assimilative models of the ionosphere, Radio Sci, 41, RS5S20, doi:10.1029/2005RS003372.
2. Coster, A. J., J. C. Foster, and P. J. Erickson (2003), Monitoring the ionosphere with GPS, GPS World, 40-45.
3. Daley, R. (1991), Atmospheric Data Analysis, Cambridge Univ. Press, Cambridge, U. K.
4. Decker, D. T., and L. F. McNamara (2007), Validation of ionospheric weather predicted by Global Assimilation of Ionospheric Measurements (GAIM) models, Radio Sci, 42, RS4017, doi:10.1029/2007RS003632.
5. Evensen, G. (2003), The Ensemble Kaiman Filter: Theoretical formulation and practical implementation, Ocean Dyn., 53, 343-367, doi:10.1007/s10236-003- 0036-9.
6. Foster, J. C., P. J. Erickson, A. J. Coster, J. Goldstein, and F. J. Rich (2002), Ionospheric signatures of plasmaspheric tails, Geophys. Res. Lett., 29(13), 1623, doi:10.1029/2002GL015067.
7. + layering in the topside ionosphere over Arecibo during equinox solar minimum conditions, Geophys. Res. Lett, 23, 2509-2512, doi:10.1029/96GL02212.
8. Hagan, M. E., and J. M. Forbes (2002), Migrating and nonmigrating diurnal tides in the middle and upper atmosphere excited by tropospheric latent heat release, J. Geophys. Res., 107(D24), 4754, doi:10.1029/2001JD001236.
9. Hajj, G. A., B. D. Wilson, C. Wang, X. Pi, and I. G. Rosen (2004), Data assimilation of ground GPS total electron content into a physics-based ionospheric model by use of the Kaiman filter, Radio Sci., 39, RS1S05, doi:10.1029/2002RS002859.
10. Hedin, A. E., et al. (1996), Empirical wind model for the upper, middle and lower atmosphere, J. Atmos. Terr. Phys., 58, 1421-1447, doi:10.1016/0021- 9169(95)00122-0.
11. Immel, T. J., E. Sagawa, S. L. England, S. B. Henderson, M. E. Hagan, S. B. Mende, H. U. Frey, C. M. Swenson, and L. J. Paxton (2006), Control of equatorial ionospheric morphology by atmospheric tides, Geophys. Res. Lett, 33, L15108, doi:10.1029/2006GL026161.
12. Jee, G., A. G. Burns, W. Wang, S. C. Solomon, R. W Schunk, L. Scherliess, D. C. Thompson, J. J. Sojka, and L. Zhu (2007), Duration of an ionospheric data assimilation initialization of a coupled thermosphere-ionosphere model, Space Weather, 5, S01004, doi:10.1029/2006SW000250.
13. Jee, G., A. G. Burns, W. Wang, S. C. Solomon, R. W. Schunk, L. Scherliess, D. C. Thompson, J. J. Sojka, and L. Zhu (2008), Continual initialization of the TING model with GAIM electron densities: Ionospheric effects on the thermosphere, J. Geophys. Res., 113, A03305, doi:10.1029/ 2007JA012580.
14. Lunt, N., L. Kersley, and G. J. Bailey (1999), The influence of the protonosphere on GPS observations: Model simulations, Radio Sci, 34, 725-732, doi:10.1029/1999RS900002.
15. McDonald, S. E., S. Basu, S. Basu, K. M. Groves, C. E. Valladares, L. Scherliess, D. Thompson, R. W. Schunk, J. J. Sojka, and L. Zhu (2006), Extreme longitudinal variability of plasma structuring in the equatorial ionosphere on a magnetically quiet equinoctial day, Radio Sci, 41, RS6S24, doi:10.1029/ 2005RS003366.
16. McNamara, L. F., D. T. Decker, J. A. Welsh, and D. G. Cole (2007), Validation of the Utah State University Global Assimilation of Ionospheric Measurements (GAIM) model predictions of the maximum usable frequency for a 3000 km circuit, Radio ScL, 42, RS3015, doi:10.1029/2006RS003589.
17. McNamara, L. F., C. R. Baker, and D. T. Decker (2008), Accuracy of USU-GAIM specifications of foF2 and M(3000)F2 for a worldwide distribution of ionosonde locations, Radio Sci, 43, RS1011, doi:10.1029/2007RS003754.
18. Scherliess, L., R. W. Schunk, J. J. Sojka, and D. Thompson (2004), Development of a physics-based reduced state Kalman filter for the ionosphere, Radio Sci, 39, RS1S04, doi:10.1029/2002RS002797.
19. Scherliess, L., R. W. Schunk, J. J. Sojka, D. C. Thompson, and L. Zhu (2006a), The USU GAIM Gauss-Markov Kalman filter model of the ionosphere: Model description and validation, J. Geophys. Res., 111, A11315, doi:10.1029/ 2006JA011712.
20. Scherliess, L., D. C. Thompson, R. W Schunk, and J. J. Sojka (2006b), Ionospheric/thermospheric variability at middle latitudes obtained from the global assimilation of ionospheric measurements (GAIM) model, Eos Trans. AGU, 87(52), Fall Meet. Suppl., Abstract SA12A-03.
21. Scherliess, L., D. Thompson, and R. W. Schunk (2008), Longitudinal variability of low-latitude total electron content: Tidal influences, J. Geophys. Res., 113, A01311, doi:10.1029/2007JA012480.
22. Schunk, R. W., and A. F. Nagy (2000), Ionospheres, Cambridge Univ. Press, Cambridge, U. K.
23. Schunk, R. W., L. Scherliess, and J. J. Sojka (2002), Ionospheric specification and forecast modeling, J. Spacecr. Rockets, 39, 314, doi: 10.2514/2.3815.
24. Schunk, R. W., L. Scherliess, J. J. Sojka, and D. Thompson (2004), Global Assimilation of Ionospheric Measurements (GAIM), Radio Sci, 39, RS1S02, doi:10.1029/2002RS002794.
25. Schunk, R. W., L. Scherliess, J. J. Sojka, D. Thompson, and L. Zhu (2005), Ionospheric weather forecasting on the horizon, Space Weather, 3, S08007, doi:10.1029/2004SW000138.
26. Sojka, J. J., D. Thompson, L. Scherliess, and R. W. Schunk (2007), Assessing models for ionospheric weather specification over Australia during the 2004 CAWSES campaign, J. Geophys. Res., 112, A09306, doi:10.1029/2006JA012048.
27. Thompson, D. C., L. Scherliess, J. J. Sojka, and R. W. Schunk (2006), The Utah State University Gauss-Markov Kalman filter of the ionosphere: The effects of slant TEC and electron, density profile data on model fidelity, J. Atmos. Sol. Terr. Phys., doi:10.1016/j.jastp.2005.10.01.1.
28. Thompson, D. C., L. Scherliess, J. J. Sojka, and R. W. Schunk (2009), Plasmasphere and upper ionosphere contributions and corrections during the assimilation of GPS slant TEC, Radio Sci, 44, RS0A02, doi:10.1029/2008RS004016.