Data assimilation retrieval of electron density profiles from radio occultation measurements

Journal of Geophysical Research: Space Physics

Volumn 116, Issue 3, 2011, Pages

  Yue, Xinan ^a   Schreiner, William S ^a   Lin, Yu Cheng ^a   Rocken, Christian ^a   Kuo, Ying Hwa ^a   Zhao, Biqiang ^b  

^a UNIVERSITY CORPORATION FOR ATMOSPHERIC RESEARCH   (United States)

^b INSTITUTE OF GEOLOGY AND GEOPHYSICS   (China)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 79951808758     PISSN: None     EISSN: 21699402     Source Type: Journal    
DOI: 10.1029/2010JA015980     Document Type: Article

References (36)

1. Angling, M. J. (2008), First assimilations of COSMIC radio occultation data into the Electron Density Assimilative Model (EDAM), Ann. Geophys., 26, 353-359, doi:10.5194/angeo-26-353-2008.
2. Bilitza, D. (2001), International Reference Ionosphere 2000, Radio Sci., 36(2), 261-275, doi:10.1029/2000RS002432. (Pubitemid 32432667)
3. Bouttier, F., and P. Courtier (1999), Data assimilation concepts and methods, meteorological training course lecture notes, Eur. Cent. for Med.-Range Weather Forecasts, Reading, U. K.
4. 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.
5. 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.
6. 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, 175-190, doi:10.1029/97RS03183. (Pubitemid 128601561)
7. Hernández-Pajares, M., 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, doi:10.1029/ 2000GL000032. (Pubitemid 32040303)
8. Hocke, K., and K. Igarashi (2002), Electron density in the F region derived from GPS/MET radio occultation data and comparison with IRI, Earth Planets Space, 54, 947-954. (Pubitemid 40836798)
9. Hysell, D. L. (2007), Inverting ionospheric radio occultation measurements using maximum entropy, Radio Sci., 42, RS4022, doi:10.1029/ 2007RS003635.
10. Jakowski, N. (2005), Ionospheric GPS radio occultation measurements on board CHAMP, GPS Solut., 9, 88-95, doi:10.1007/s10291-005-0137-7. (Pubitemid 41059589)
11. 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.
12. Jakowski, N., V. Wilken, and C. Mayer (2007), Space weather monitoring by GPS measurements on board CHAMP, Space Weather, 5, S08006, doi:10.1029/ 2006SW000271.
13. Komjathy, A., B. Wilson, X. Pi, V. Akopian, M. Dumett, B. Iijima, O. Verkhoglyadova, and A. J. Mannucci (2010), JPL/USC GAIM: On the impact of using COSMIC and ground-based GPS measurements to estimate ionospheric parameters, J. Geophys. Res., 115, A02307, doi:10.1029/2009JA014420.
14. Kuo, Y.-H., T.-K. Wee, S. Sokolovskiy, C. Rocken, W. Schreiner, D. Hunt, and R. A. Anthes (2004), Inversion and error estimation of GPS radio occultation data, J. Meteorol. Soc. Jpn., 82, 507-531, doi:10.2151/jmsj.2004.507. (Pubitemid 38762390)
15. 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.
16. Lei, J., X. Yue, and W. S. Schreiner (2010), Comment on "A new aspect of ionospheric E region electron density morphology" by Y.-H. Chu, K.-H. Wu, and C.-L. Su, J. Geophys. Res., 115, A07313, doi:10.1029/2009JA015234.
17. Leitinger, R., S. Radicella, and B. Nava (2002), Electron density models for assessment studies-New developments, Acta Geod. Geophys. Hung., 37, 183-193, doi:10.1556/AGeod.37.2002.2-3.7. (Pubitemid 35003208)
18. Nicolls, M. J., F. S. Rodrigues, G. S. Bust, and J. L. Chau (2009), Estimating E region density profiles from radio occultation measurements assisted by IDA4D, J. Geophys. Res., 114, A10316, doi:10.1029/2009JA014399.
19. Pi, X., A. J. Mannucci, B. A. Iijima, B. D. Wilson, A. Komjathy, T. F. Runge, and V. Akopian (2009), Assimilative modeling of ionospheric disturbances with FORMOSAT-3/COSMIC and ground-based GPS measurements, Terr. Atmos. Oceanic Sci., 20, 273-285, doi:10.3319/TAO.2008.01.04.01(F3C).
20. Reinisch, B. W., I. A. Galkin, G. Khmyrov, A. Kozlov, and D. F. Kitrosser (2004), Automated collection and dissemination of ionospheric data from the Digisonde network, Adv. Radio Sci., 2, 241-247, doi:10.5194/ars-2- 241-2004.
21. Rocken, C., Y.-H. Kuo, W. Schreiner, D. Hunt, S. Sokolovskiy, and C. McCormick (2000), COSMIC system description, Terr. Atmos. Oceanic Sci., 11(1), 21-52.
22. Sagawa, E., T. J. Immel, H. U. Frey, and S. B. Mende (2005), Longitudinal structure of the equatorial anomaly in the nighttime ionosphere observed by IMAGE/FUV, J. Geophys. Res., 110, A11302, doi:10.1029/2004JA010848. (Pubitemid 44971537)
23. Scherliess, L., D. C. Thompson, and R. W. Schunk (2009), Ionospheric dynamics and drivers obtained from a physics-based data assimilation model, Radio Sci., 44, RS0A32, doi:10.1029/2008RS004068.
24. 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, doi:10.1029/1999RS900034.
25. Schreiner, W., C. Rocken, S. Sokolovskiy, S. Syndergaard, and D. Hunt (2007), Estimates of the precision of GPS radio occultations from the COSMIC/FORMOSAT-3 mission, Geophys. Res. Lett., 34, L04808, doi:10.1029/ 2006GL027557. (Pubitemid 47272089)
26. Schreiner, W., C. Rocken, X. Yue, Y.-H. Kuo, P. Wilczynski, D. Ector, and R. Fulton (2010), Follow-on radio occultation constellations for meteorology, ionosphere and climate: Overview of currently planned missions, data quality and coverage, and potential science applications, paper presented at Space Weather Workshop, NOAA, Boulder, Colo., 27-30 Apr.
27. Schunk, R. W., et al. (2004), Global Assimilation of Ionospheric Measurements (GAIM), Radio Sci., 39, RS1S02, doi:10.1029/2002RS002794.
28. Straus, P. R. (2007), Ionospheric climatology derived from GPS occultation observations made by the ionospheric occultation experiment, Adv. Space Res., 39, 793-802, doi:10.1016/j.asr.2006.08.009. (Pubitemid 46778772)
29. Syndergaard, S., W. S. Schreiner, C. Rocken, D. C. Hunt, and K. F. Dymond (2006), Preparing for COSMIC: Inversion and analysis of ionospheric data products, in Atmosphere and Climate: Studies by Occultation Methods, edited by U. Foelsche, G. Kirchengast, and A. K. Steiner, pp. 137-146, Springer, New York.
30. Tsai, L. C., and W. H. Tsai (2004), Improvement of GPS/MET ionospheric profiling and validation using the Chung-Li ionosonde measurements and the IRI model, Terr. Atmos. Oceanic Sci., 15, 589-607.
31. Wang, C., G. Hajj, X. Pi, I. G. Rosen, and B. Wilson (2004), Development of the Global Assimilative Ionospheric Model, Radio Sci., 39, RS1S06, doi:10.1029/2002RS002854.
32. Yue, X., W. Wan, L. Liu, F. Zheng, J. Lei, B. Zhao, G. Xu, S.-R. Zhang, and J. Zhu (2007a), Data assimilation of incoherent scatter radar observation into a one-dimensional midlatitude ionospheric model by applying ensemble Kalman filter, Radio Sci., 42, RS6006, doi:10.1029/2007RS003631.
33. Yue, X., W. Wan, L. Liu, and T. Mao (2007b), Statistical analysis on spatial correlation of ionospheric day-to-day variability by using GPS and Incoherent Scatter Radar observations, Ann. Geophys., 25, 1815-1825, doi:10.5194/angeo-25-1815-2007. (Pubitemid 47340864)
34. Yue, X., W. Wan, L. Liu, H. Le, Y. Chen, and T. Yu (2008), Development of a middle and low latitude theoretical ionospheric model and an observation system data assimilation experiment, Chin. Sci. Bull., 53(1), 94-101, doi:10.1007/s11434-007-0462-z.
35. Yue, X., W. S. Schreiner, J. Lei, S. V. Sokolovskiy, C. Rocken, D. C. Hunt, and Y.-H. Kuo (2010), Error analysis of Abel retrieved electron density profiles from radio occultation measurements, Ann. Geophys., 28, 217-222, doi:10.5194/angeo-28-217-2010.
36. Yue, X., W. S. Schreiner, C. Rocken, Y.-H. Kuo, and J. Lei (2011), Artificial ionospheric wave number 4 structure below the F2 region due to the Abel retrieval of radio occultation measurements, GPS Solut., doi:10.1007/s10291-010-0201-9, in press.