Observational error estimation of FORMOSAT-3/COSMIC GPS radio occultation data

Monthly Weather Review

Volumn 139, Issue 3, 2011, Pages 853-865

  Chen, Shu Ya ^a   Huang, Ching Yuang ^a   Kuo, Ying Hwa ^b   Sokolovskiy, Sergey ^c  

^a NATIONAL CENTRAL UNIVERSITY   (Taiwan)

^b NATIONAL CENTER FOR ATMOSPHERIC RESEARCH   (United States)

^c UNIVERSITY CORPORATION FOR ATMOSPHERIC RESEARCH   (United States)

Author keywords

Error analysis; General circulation models; Global positioning systems (GPS); Satellite observations; Soundings

Indexed keywords

CONSTELLATION OBSERVING SYSTEM FOR METEOROLOGY; DATA ASSIMILATION SYSTEMS; EAST ASIA; FORECAST ERRORS; FORMOSA; FORMOSAT-3/COSMIC; GENERAL CIRCULATION MODEL; GLOBAL OBSERVING SYSTEMS; HORIZONTAL GRADIENTS; IONOSPHERE AND CLIMATES; LATITUDINAL VARIATION; LINEAR DECREASE; MODEL DOMAINS; OBSERVATIONAL ERRORS; RADIO OCCULTATIONS; RAY PATHS; SATELLITE OBSERVATIONS; SOUNDINGS; SPECIFIC HUMIDITY; STANDARD DEVIATION; SUMMER MONTHS; WEATHER RESEARCH AND FORECASTING MODELS; WINTER MONTHS;

DATA PROCESSING; ERROR ANALYSIS; ERROR STATISTICS; IONOSPHERE; NAVIGATION SYSTEMS; REFRACTION; SPACE SHUTTLES; WATER VAPOR; WEATHER FORECASTING; WEATHER SATELLITES;

GLOBAL POSITIONING SYSTEM;

ERROR ANALYSIS; FORECASTING METHOD; GENERAL CIRCULATION MODEL; GPS; SATELLITE DATA; WEATHER FORECASTING;

EID: 79955014030     PISSN: 00270644     EISSN: None     Source Type: Journal    
DOI: 10.1175/2010MWR3260.1     Document Type: Article

References (36)

1. Anthes, R. A., and Coauthors, 2008: The COSMIC/FORMOSAT-3 Mission: Early results. Bull. Amer. Meteor. Soc., 89, 313-333.
2. Bevis, M., S. Businger, S. Chiswell, T. A. Herring, R. A. Anthes, C. Rocken, and R. H. Ware, 1994: GPS meteorology: Mapping zenith wet delays onto precipitable water. J. Appl. Meteor., 33, 379-386.
3. Chen, S.-H., and W.-Y. Sun, 2002: A one-dimensional time dependent cloud model. J. Meteor. Soc. Japan, 80, 99-118.
4. Chen, S.-H., F. Vandenberghe, and C.-Y. Huang, 2006: Error characteristics of GPS retrieved refractivity using a simulation study. J. Meteor. Soc. Japan, 84, 477-496.
5. Chen, S.-Y., C.-Y.Huang,Y.-H.Kuo, Y.-R.Guo, and S. Sokolovskiy, 2009: Assimilation of GPS refractivity from FORMOSAT-3/COSMIC using a nonlocal operator with WRF 3DVAR and its impact on the prediction of a typhoon event.Terr.Atmos.Ocean. Sci., 20, 133-154.
6. Cucurull, L., and J. C. Derber, 2008: Operational implementation of COSMIC observations into NCEP's global data assimilation system. Wea. Forecasting, 23, 702-711.
7. Cucurull, L., Y.-H. Kuo, D. Barker, and S. R. H. Rizvi, 2006: Assessing the impact of simulated COSMIC GPS radio occultation data on weather analysis over the Antarctic: A case study. Mon. Wea. Rev., 134, 3283-3296.
8. Cucurull, L., J. C. Derber, R. Treadon, and R. J. Purser, 2007: Assimilation of Global Positioning System radio occultation observations into NCEP's Global Data Assimilation System. Mon. Wea. Rev., 135, 3174-3193.
9. Daley, R., 1991: Atmospheric Data Analysis. Cambridge University Press, 457 pp.
10. Healy, S. B., 2008: Forecast impact experiment with a constellation of GPS radio occultation receivers. Atmos. Sci. Lett., 9, 111-118.
11. Healy, S. B., and J.-N. Thépaut, 2006: Assimilation experiments with CHAMP GPS radio occultation measurements. Quart. J. Roy. Meteor. Soc., 132, 605-623.
12. Healy, S. B., A. M. Jupp, and C. Marquardt, 2005: Forecast impact experiment with GPS radio occultation measurements. Geophys. Res. Lett., 32, L03804, doi:10.1029/2004GL020806.
13. Ho, S.-P., and Coauthors, 2009: Estimating the uncertainty of using GPS radio occultation data for climate monitoring: Intercomparison of CHAMPrefractivity climate records from 2002 to 2006 from different data centers. J. Geophys. Res., 114, D23107, doi:10.1029/2009JD011969.
14. Hollingsworth, A., and P. Lönnberg, 1986: The statistical structure of short-range forecast errors as determined from radiosonde data. Part I: The wind field. Tellus, 38A, 111-136.
15. Hong, S.-Y., Y. Noh, and J. Dudhia, 2006: A new vertical diffusion package with an explicit treatment of entrainment processes. Mon. Wea. Rev., 134, 2318-2341.
16. Huang, C.-Y., Y.-H. Kuo, S.-H. Chen, and F. Vandenberghe, 2005: Improvements on typhoon forecast with assimilated GPS occultation refractivity. Wea. Forecasting, 20, 931-953.
17. Huang, C.-Y., and Coauthors, 2010: Impact of GPS radio occultation data assimilation on regional weather predictions. GPS Solutions, 14, 35-49.
18. Kain, J. S., 2004: The Kain-Fritsch convective parameterization: An update. J. Appl. Meteor., 43, 170-181.
19. Kuo, Y.-H., X. Zou, and W. Huang, 1998: The impact of GPS data on the prediction of an extratropical cyclone: An observing system simulation experiment. J. Dyn. Atmos. Ocean, 27, 439-470.
20. Kuo, Y.-H., S. V. Sokolovskiy, R. A. Anthes, and F. Vandenberghe, 2000: Assimilation of GPS radio occultation data for numerical weather prediction. Terr. Atmos. Ocean. Sci., 11, 157-186.
21. 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. Meteor. Soc. Japan, 82, 507-531.
22. Kursinski, E. R., G. A. Hajj, S. S. Leroy, and B. Herman, 2000: The GPS radio occultation technique. Terr. Atmos. Ocean. Sci., 11, 53-114.
23. Liu, H., and X. Zou, 2003: Improvements to GPS radio occultation ray-tracing model and their impacts on assimilation of bending angle. J. Geophys. Res., 108, 4548, doi:10.1029/2002JD003160.
24. Liu, H., J. Anderson, Y.-H. Kuo, C. Snyder, and A. Caya, 2008: Evaluation of a nonlocal quasi-phase observation operator in assimilation of CHAMP radio occultation refractivity withWRF. Mon. Wea. Rev., 136, 242-256.
25. Lohmann, M., 2005: Application of dynamical error estimation for statistical optimization of radio occultation bending angles. Radio Sci., 40, RS3011, doi:10.1029/2004RS003117.
26. Ma, Z., Y.-H. Kuo, B. Wang, W.-S. Wu, and S. Sokolovskiy, 2009: Comparison of local and nonlocal observation operators for the assimilation of GPS RO data with the NCEP GSI system: An OSSE study. Mon. Wea. Rev., 137, 3575-3587.
27. Parrish, D. F., and J. C. Derber, 1992: The NationalMeteorological Center's Spectral Statistical-Interpolation analysis system. Mon. Wea. Rev., 120, 1747-1763.
28. Poli, P., P. Moll, D. Puech, F. Rabier, and S. B. Healy, 2009: Quality control, error analysis, and impact assessment of FORMOSAT-3/COSMIC in numerical weather prediction. Terr. Atmos. Ocean. Sci., 20, 101-113.
29. Rutherford, I., 1972: Data assimilation by statistical interpolation of forecast error fields. J. Atmos. Sci., 29, 809-815.
30. Skamarock,W. C., J. B. Klemp, J.Dudhia, D. O. Gill,D.M. Barker, W. Wang, and J. G. Powers, 2005: A description of the Advanced Research WRF version 2. NCAR Tech. Note NCAR/TN-4681STR, 88 pp.
31. Sokolovskiy, S., 2003: Effect of superrefraction on inversion of radio occultation signals in the lower troposphere. Radio Sci., 38, 1058, doi:10.1029/2002RS002728.
32. Sokolovskiy, S., Y.-H. Kuo, and W. Wang, 2005a: Assessing the accuracy of linearized observation operator for assimilation of radio occultation data: Case simulation with a high-resolution weather model. Mon. Wea. Rev., 133, 2200-2212.
33. Sokolovskiy, S., Y.-H. Kuo, and W. Wang, 2005b: Evaluation of a linear phase observation operator withCHAMPradio occultation data and highresolution regional analysis. Mon. Wea. Rev., 133, 3053-3059.
34. Zou, X., and Coauthors, 1999: A raytracing operator and its adjoint for the use of GPS/MET refraction angle measurements. J. Geophys. Res., 104, 22 301-22 318.
35. Zou, X., B. Wang, H. Liu, R. A. Anthes, T. Matsumura, and Y.-J. Zhu, 2000: Use of GPS/MET refraction angles in three-dimensional variational analysis. Quart. J. Roy. Meteor. Soc., 126, 3013-3040.
36. Zou, X., H. Liu, R. Anthes, H. Shao, J. Chang, and Y.-J. Zhu, 2004: Impact of CHAMP radio occultation observations on global analyses and forecasts in the absence of AMSU radiance data. J. Meteor. Soc. Japan, 82, 533-549.