Estimating e region density profiles from radio occultation measurements assisted by IDA4D

Journal of Geophysical Research: Space Physics

Volumn 114, Issue 10, 2009, Pages

  Nicolls, M J ^a   Rodrigues, F S ^b   Bust, G S ^b   Chau, J L ^c  

^a SRI INTERNATIONAL   (United States)

^b Atmospheric and Space Technology Research Associates   (United States)

^c INSTITUTO GEOFÍSICO DEL PERÚ   (Peru)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 72649093425     PISSN: None     EISSN: 21699402     Source Type: Journal    
DOI: 10.1029/2009JA014399     Document Type: Article

References (45)

1. Anthes, R. A., et al. (2008), The COSMIC/FORMOSAT-3 mission: Early results, Bull. Am. Meteorol. Soc., 89, 313-333, doi:10.1175/BAMS-89-3-313. (Pubitemid 351756666)
2. Bilitza, D. (2001), International Reference Ionosphere 2000, Radio Sci., 36(2), 261-275.
3. Bust, G. S., T. W. Garner, and T. L. Gaussiran II (2004), Ionospheric Data Assimilation Three-Dimensional (IDA3D): A global, multisensor, electron density specification algorithm, J. Geophys. Res., 109, A11312, doi:10.1029/2003JA010234.
4. Bust, G. S., G. Crowley, T. W. Garner, T. L. Gaussiran II, R. W. Meggs, C. N. Mitchell, P. S. J. Spencer, P. Yin, and B. Zapfe (2007), Fourdimensional GPS imaging of space weather storms, Space Weather, 5, S02003, doi:10.1029/2006SW000237.
5. Chau, J. L., and R. F. Woodman (2005), D and E region incoherent scatter radar density measurements over Jicamarca, J. Geophys. Res., 110, A12314, doi:10.1029/2005JA011438.
6. Daley, R. (1991), Atmospheric Data Analysis, Cambridge Univ. Press, New York.
7. Daley, R., and E. Barker (2000), The NAVDIS source book 2000: NRL atmospheric variational data assimilation system, Tech. Rep. NRL Publ. NRL/PU/7530-00-418, Naval Res. Lab., Monterey, Calif.
8. Dyrud, L. P., E. Kudeki, and M. Oppenheim (2007), Modeling long duration meteor trails, J. Geophys. Res., 112, A12307, doi:10.1029/2007JA012692.
9. Fesen, C. G., G. Crowley, R. G. Roble, A. D. Richmond, and B. G. Fejer (2000), Simulation of the pre-reversal enhancement in the low latitude vertical ion drifts, Geophys. Res. Lett., 27(13), 1851-1854.
10. Forbes, J. M. (1981), The equatorial electrojet, Rev. Geophys., 19, 469-504.
11. Friedrich, M., and K. M. Torkar (2001), FIRI: A semiempirical model of the lower ionosphere, J. Geophys. Res., 106(A10), 21,409-21,418.
12. Friedrich, M., K. M. Torkar, G. A. Lehmacher, C. L. Croskey, J. D. Mitchell, E. Kudeki, and M. Milla (2006), Rocket and incoherent scatter radar common-volume electron measurements of the equatorial lower ionosphere, Geophys. Res. Lett., 33, L08807, doi:10.1029/2005GL024622. (Pubitemid 43950168)
13. Garcia-Fernandez, M., M. Hernandez-Pajares, M. Juan, and J. Sanz (2003), Improvement of ionospheric electron density estimation with GPSMET occultations using Abel inversion and VTEC information, J. Geophys. Res., 108(A9), 1338, doi:10.1029/2003JA009952.
14. Hajj, G. A., and L. J. Romans (1998), Ionospheric electron density profiles obtained with the Global Positioning System: Results from the GPS/MET experiment, Radio Sci., 33(1), 175-190.
15. Hajj, G. A., R. Ibanez-Meier, E. R. Kursinski, and L. J. Romans (1994), Imaging the ionosphere with the Global Positioning System, Int. J. Imaging Syst. Technol., 5, 174-184.
16. Hajj, G. A., L. C. Lee, X. Pi, L. J. Romans, W. S. Schreiner, P. R. Straus, and C. Wang (2000), COSMIC GPS ionospheric sensing and space weather, Terr. Atmos. Oceanic Sci., 11(1), 235-272.
17. Hajj, G. A., E. R. Kursinski, L. J. Romans, W. I. Bertiger, and S. S. Leroy (2002), A technical description of atmospheric sounding by GPS occultation, J. Atmos. Sol. Terr. Phys., 64, 451-469.
18. Hernandez-Pajares, M., J. M. Juan, and J. Sanz (2000), Improving the Abel inversion by adding ground GPS data to LEO radio occultations in ionospheric sounding, Geophys. Res. Lett., 27, 2473-2476.
19. Hysell, D. L. (2007), Inverting ionospheric radio occultation measurements using maximum entropy, Radio Sci., 42, RS4022, doi:10.1029/ 2007RS003635.
20. Hysell, D. L., and J. L. Chau (2001), Inferring E region electron density profiles at Jicamarca from Faraday rotation of coherent scatter, J. Geophys. Res., 106(A12), 30,371-30,380.
21. Hysell, D. L., and E. Kudeki (2004), Collisional shear instability in the equatorial F region ionosphere, J. Geophys. Res., 109, A11301, doi:10.1029/2004JA010636.
22. Jakowski, N., A. Wehrenpfennig, S. Heise, C. Reigber, H. Lühr, L. Grunwaldt, and T. K. Meehan (2002), GPS radio occultation measurements of the ionosphere from CHAMP: Early results, Geophys. Res. Lett., 29(10), 1457, doi:10.1029/2001GL014364.
23. Kelley, M. C., V. K. Wong, G. A. Hajj, and A. J. Mannucci (2004), On measuring the off-equatorial conductivity before and during convective ionospheric storms, Geophys. Res. Lett., 31, L17805, doi:10.1029/2004GL020423. (Pubitemid 39583663)
24. Kursinski, E. R., et al. (1996), Initial results of radio occultation observations of Earths atmosphere using the Global Positioning System, Science, 271, 1107-1110.
25. Lei, J., et al. (2007), Comparison of COSMIC ionospheric measurements with ground-based observations and model predictions: Preliminary results, J. Geophys. Res., 112, A07308, doi:10.1029/2006JA012240.
26. Liou, Y.-A., A. G. Pavelyev, S.-F. Liu, A. A. Pavelyev, N. Yen, C.-Y. Huang, and C.-J. Fong (2007), FORMOSAT-3/COSMIC GPS Radio Occultation Mission: Preliminary results, IEEE Trans. Geosci. Remote Sens., 45(11), 3813-3826, doi:10.1109/TGRS.2007.903365. (Pubitemid 350025476)
27. Martinis, C., J. V. Eccles, J. Baumgardner, J. Manzano, and M. Mendillo (2003), Latitude dependence of zonal plasma drifts obtained from dualsite airglow observations, J. Geophys. Res., 108(A3), 1129, doi:10.1029/2002JA009462.
28. Mayer, C., and N. Jakowski (2009), Enhanced E-layer ionization in the auroral zones observed by radio occultation measurements onboard CHAMP and Formosat-3/COSMIC, Ann. Geophys., 27, 1207-1212.
29. Phinney, R. A., and D. L. Anderson (1968), On the radio occultation technique for studying planetary atmospheres, J. Geophys. Res., 73(5), 1819-1827.
30. Reinisch, B. W. (1986), New techniques in ground-based ionospheric sounding and studies, Radio Sci., 21, 331-341.
31. Roble, R. G., and E. C. Ridley (1994), A thermosphere-ionosphere mesosphere electrodynamics general circulation model (time-GCM): Equinox solar minimun simulations (30-500 km), Geophys. Res. Lett., 21, 417-420.
32. Schreiner, W. S., S. V. Sokolovskiy, C. Rocken, and D. C. Hunt (1999), Analysis and validation of GPS/MET radio occultation data in the ionosphere, Radio Sci., 34(4), 949-966.
33. Shume, E. B., D. L. Hysell, and J. L. Chau (2005a), Electron density profiles in the equatorial E region ionosphere derived from a bistatic coherent scatter radar experiment in Peru, Geophys. Res. Lett., 32, L01107, doi:10.1029/2004GL021715. (Pubitemid 40472966)
34. Shume, E. B., D. L. Hysell, and J. L. Chau (2005b), Zonal wind velocity profiles in the equatorial electrojet derived from phase velocities of type II radar echoes, J. Geophys. Res., 110, A12308, doi:10.1029/2005JA011210. (Pubitemid 44971511)
35. Straus, P. R. (1999), Correcting GPS occultation measurements for ionospheric horizontal gradients, in Proceedings of the Ionospheric Effects Symposium, edited by J. M. Goodman, pp. 700-709, Off. of Nav. Res., Washington, D. C.
36. Sultan, P. J. (1996), Linear theory and modeling of the Rayleigh-Taylor instability leading to the occurrence of equatorial spread F, J. Geophys. Res., 101(A12), 26,875-26,891.
37. Syndergaard, S. (2002), A new algorithm for retrieving GPS radio occultation total electron content, Geophys. Res. Lett., 29(16), 1808, doi:10.1029/2001GL014478.
38. Tsai, L.-C., and W.-H. Tsai (2004), Improvement of GPS/MET ionospheric profiling and validation using Chung-Li ionosonde measurements and the IRI model, Terr. Atmos. Oceanic Sci., 15, 589-607.
39. Tsunoda, R. T. (2006), Day-to-day variability in equatorial spread F: Is there some physics missing?, Geophys. Res. Lett., 33, L16106, doi:10.1029/2006GL025956. (Pubitemid 44945694)
40. Wu, B.-H., V. Chu, P. Chen, and T. Ting (2005a), FORMOSAT-3/COSMIC science mission update, GPS Solutions, 9, 111-121, doi:10.1007/s10291-005-0140- z. (Pubitemid 41059592)
41. Wu, D. L., C. O. Ao, G. A. Hajj, M. de la Torre Juarez, and A. J. Mannucci (2005b), Sporadic E morphology from GPS-CHAMP radio occultation, J. Geophys. Res., 110, A01306, doi:10.1029/2004JA010701. (Pubitemid 44211648)
42. Wu, X., X. Hu, X. Gong, X. Zhang, and X. Wang (2009a), Analysis of the inversion error of ionospheric occultation, GPS Solutions, 13, 231-239, doi:10.1007/s10291-008-0116-x.
43. Wu, X., X. Hu, X. Gong, X. Zhang, and X. Wang (2009b), An asymmetry correction method for ionospheric radio occultation, J. Geophys. Res., 114, A03304, doi:10.1029/2008JA013025.
44. Wu, X. C., X. Hu, and X. Y. Gong (2008), Three dimensional model constrained inversion method for ionospheric occultation (in Chinese), Chin. J. Geophys., 51(3), 618-625.
45. Zalesak, S. T., and S. L. Ossakow (1982), On the prospects for artificially inducing equatorial spread F, Tech. Rep. Memo. Rep. 4899, Naval Res. Lab., Washington, D. C.