Systematic residual ionospheric errors in radio occultation data and a potential way to minimize them

Atmospheric Measurement Techniques

Volumn 6, Issue 8, 2013, Pages 2169-2179

  Danzer, J ^a   Scherllin Pirscher, B ^a   Foelsche, U ^a  

^a UNIVERSITY OF GRAZ   (Austria)

Author keywords

[No Author keywords available]

Indexed keywords

ATMOSPHERIC CORRECTION; CLIMATOLOGY; COSMIC; DATA SET; ERROR ANALYSIS; IONOSPHERE; PHYSICAL PROPERTY; REMOTE SENSING; SOLAR ACTIVITY; SOLAR CYCLE; TEMPERATURE PROFILE;

EID: 84881235779     PISSN: 18671381     EISSN: 18678548     Source Type: Journal    
DOI: 10.5194/amt-6-2169-2013     Document Type: Article

References (34)

1. Bassiri, S. and Hajj, G. A.: Higher-order ionospheric effects on the GPS observables and means of modeling them, Manuscr. Geod., 18, 280-289, 1993.
2. Budden, K. W.: The Propagation of Radio Waves, Cambridge University Press, Cambridge, New York, 1985.
3. Fjeldbo, G., Kliore, A. J., and Eshleman, V. R.: The neutral atmosphere of Venus as studied with the Mariner V radio occultation experiments, Astron. J., 76, 2, 123-140, doi:10.1086/111096, 1971.
4. Foelsche, U., Kirchengast, G., Steiner, A. K., Kornblueh, L., Manzini, E., and Bengtsson, L.: An observing system simulation experiment for climate monitoring with GNSS radio occultation data: setup and testbed study, J. Geophys. Res., 113, D11108, doi:10.1029/2007JD009231, 2008.
5. Foelsche, U., Scherllin-Pirscher, B., Ladsẗadter, F., Steiner, A. K., and Kirchengast, G.: Refractivity and temperature climate records from multiple radio occultation satellites consistent within 0.05 %, Atmos. Meas. Tech., 4, 2007-2018, doi:10.5194/amt-4-2007-2011, 2011.
6. Fritzer, J., Kirchengast, G., and Pock, M.: End-to-End Generic Occultation Performance Simulation and Processing System Version 5.5 (EGOPS5.5) Software User Manual, University of Graz, Austria, WEGC and IGAM, WEGC-EGOPS-2009-TR01, version 1, 2009.
7. Gobiet, A. and Kirchengast, G.: Advancements of GNSS radio occultation retrieval in the upper stratosphere for opti-mal climate monitoring utility, J. Geophys. Res., 109, D24110, doi:10.1029/2004JD005117, 2004.
8. Hajj, G. A., Kursinski, E. R., Romans, L. J., Bertiger, W. I., and Leroy, S. S.: A technical description of atmospheric sounding by GPS occultation, J. Atmos. Solar-Terr. Phys., 64, 451-469, doi:10.1016/S1364-6826(01)00114-6, 2002.
9. Hardy, K. R., Hajj, G. A., and Kursinski, E. R.: Accuracies of atmospheric profiles obtained from GPS occultations, Int. J. Satell. Commun., 12, 463-473, doi:10.1002/sat.4600120508, 1994.
10. Hedin, A. E.: Extension of the MSIS thermosphere model into the middle and lower atmosphere, J. Geophys. Res. 96, A2, 1159-1172, doi:10.1029/90JA02125, 1991.
11. Ho, S.-P., Kirchengast, G., Leroy, S., Wickert, J., Mannucci, A. J., Steiner, A. K., Hunt, D., Schreiner, W., Sokolovskiy, S., Ao, C., Borsche, M., von Engeln, A., Foelsche, U., Heise, S., Iijima, B., Kuo, Y.-H., Kursinski, E. R., Pirscher, B., Ringer, M., Rocken, C., and Schmidt, T.: Estimating the uncertainty of using GPS radio occultation data for climate monitoring: intercomparison of CHAMP refractivity climate records from 2002 to 2006 from different data centers, J. Geophys. Res., 114, D23107, doi:10.1029/2009JD011969, 2009.
12. Kedar, S., Hajj, G. A., Wilson, B. D., and Heflin, M. B.: The effect of the second order GPS ionospheric correction on receiver positions, Geophys. Res. Lett., 30, 1829, doi:10.1029/2003GL017639, 2003.
13. Kuo, Y. H., Wee, T. K., Sokolovskiy, S., Rocken, C., Schreiner, W., Hunt, D., and Anthes, R. A.: Inversion and error estimation of GPS radio occultation data, J. Meteor. Soc. Jpn., 82, 507-531, 2004.
14. Kursinski, E. R., Hajj, G. A., Schofield, J. T., Linfield, R. T., and Hardy, K. R.: Observing Earth's atmosphere with radio occultation measurements using the Global Positioning System, J. Geophys. Res., 102, 23429-23465, 1997.
15. Ladreiter, H. P. and Kirchengast, G.: GPS/GLONASS sensing of the neutral atmosphere: model-independent correction of ionospheric influences, Radio Sci., 31, 877-891, doi:10.1029/96RS01094, 1996.
16. Leitinger, R. and Kirchengast, G.: Easy to use global and regional models-a report on approaches used in Graz, Acta Geod. Geophys. Hung., 32, 329-342, 1997.
17. Leitinger, R., Titheridge, J. E., Kirchengast, G., and Rothleitner,W.: A "simple" global empirical model for the F layer of the ionosphere, University Graz, Wiss. Bericht 1/1995IMG, 1995.
18. Liu, C. L., Kirchengast, G, Zhang, K. F. , Norman, R., Li, Y., Zhang, S. C., Carter, B., Fritzer, J., Schwaerz, M., Choy, S. L., Wu, S. Q. , and Tan, Z. X.: Characterisation of Residual Ionospheric Errors Using GNSS RO, revised manuscript Adv. Space Res., 52, 821-836, 2013.
19. Mannucci, A. J., Ao, C. O., Pi, X., and Iijima, B. A.: The impact of large scale ionospheric structure on radio occultation retrievals, Atmos. Meas. Tech., 4, 2837-2850, doi:10.5194/amt-4-2837-2011, 2011.
20. Melbourne, W. G., Davis, E. S, Duncan, C. B., Hajj, G. A., Hardy, K. R., Kursinski, E. R., Meehan, T. K., Young, L. E., and Yunck, T. P.: The application of spaceborne GPS to atmospheric limb sounding and global change monitoring, JPL Publ., 94, 147 pp., 1994.
21. Petrie, E. J., Herńandez-Pajares, M., Spalla, P., Moore, P., and King, M. A.: A review of higher order ionospheric refraction effects on dual frequency GPS, Surv. Geophys., 32, 197-253, 2011.
22. Pirscher, B.: Multi-satellite climatologies of fundamental atmospheric variables from radio occultation and their validation, Ph.D. thesis, Wegener Center Verlag Graz, Austria, ISBN 978-3-9502940-3-3, Sci. Rep. 33-2010, 2010.
23. Randel, W., Chanin, M. L., and Michaut, C.: SPARC intercomparison of middle atmosphere climatologies, SPARC, WCRP 96, WMO/TD No. 1142; SPARC Report No. 3, 2002.
24. Ringer, M. A. and Healy, S. B.: Monitoring twenty-first century climate using GPS radio occultation bending angles, Geophys. Res. Lett., 35, 5, 2008.
25. Rocken, C., Schreiner, B., Sokolovskiy, S., Hunt, D., and Syndergaard, S.: Formosat-3/COSMIC, The Ionosphere as Signal and Noise, Space Weather Workshop, Boulder, CO, USA, 2008.
26. Rocken, C., Schreiner, W., Sokolovskiy, S., and Hunt, D.: Ionospheric errors in COSMIC radio occultation data, paper presented at the 89th American Meteorological Society Annual Meeting, Phoenix, AZ, USA, 2009.
27. Schreiner, B., Sokolovskiy, S., Hunt, D., Ho, B., and Kuo, B.: Use of GNSS Radio Occultation data for Climate Applications, presentation at the World Climate Research Programme (WCRP) workshop, Denver, CO, USA, 2011.
28. Smith, E. and Weintraub, S.: The constants in the equation for atmospheric refractive index at radio frequencies, Proc. IRE, 41, 1035-1037, 1953.
29. Steiner, A. K., Kirchengast, G., Lackner, B. C., Pirscher, B., Borsche, M., and Foelsche, U.: Atmospheric temperature change detection with GPS radio occultation 1995 to 2008, Geophys. Res. Lett., 36, L18702, doi:10.1029/ 2009GL039777, 2009.
30. Sokolovskiy, S., Schreiner, W., Rocken, C., and Hunt, D.: Optimal noise filtering for the ionospheric correction of GPS radio occultation signals, J. Atmos. Ocean. Tech., 26, 1398-1403, doi:10.1175/2009JTECHA1192.1, 2009.
31. Spilker, J. J.: Signal structure and performance characteristics, in: Global Positioning System, edited by: Janiczek, P. M., papers published in Navigation, 1, Institute of Navigation, Washington, DC, USA, Berlin, New York, 29-54, 1980.
32. Syndergaard, S.: On the ionosphere calibration in GPS radio occultation measurements, Radio Sci., 35, 865-883, 2000.
33. Vergados, P. and Pagiatakis, S.: Latitudinal, solar, and vertical variability of higher-order ionospheric effects on atmospheric parameter retrievals from radio occultation measurements, J. Geophys. Res., 116, A09312, doi:10.1029/2011JA016573, 2011.
34. Vorob'ev, V. V. and Krasil'nikova, T. G.: Estimation of the accuracy of the atmospheric refractive index recovery from Doppler shift measurements at frequencies used in the NAVSTAR system, Izv. Atmos. Ocean. Phys., 29, 602-609, 1994.