A reformulation of the background error covariance in the ECMWF global data assimilation system

Tellus, Series A: Dynamic Meteorology and Oceanography

Volumn 51, Issue 2, 1999, Pages 195-221

  Derber, J ^a   Bouttier, F ^b  

^a CLIMATE PREDICTION CENTER   (United States)

^b EUROPEAN CENTRE FOR MEDIUM RANGE WEATHER FORECASTS   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

DATA ASSIMILATION; ERROR ANALYSIS;

EID: 0032791112     PISSN: 02806495     EISSN: None     Source Type: Journal    
DOI: 10.3402/tellusa.v51i2.12316     Document Type: Article

References (12)

1. Andersson, E., Haseler, J., Undén, P., Courtier, P., Kelly, G., Vasiljević, D., Branković, C., Cardinali, C., Gaffard, C., Hollingsworth, A., Jakob, C, Janssen, P., Klinker, E., Lanzinger, A., Miller, M., Rabier, F., Simmons, A., Strauss, B., Thépaut, J.-N. and Viterbo, P. 1998. The ECMWF implementation of three dimensional variational assimilation (3D-Var). Part III: Experimental results. Q. J. R. Meteor. Soc., in press.
2. b term in 3D/4D-Var. ECMWF Research Dept. Technical Memorandum no. 238, 1 54. Available from ECMWF, Shinfield Park, Reading RG2 9AX, UK.
3. Courtier, P., Andersson, E., Heckley, W., Pailleux, J., Vasiljevic, D., Hollingsworth, A., Fisher, M. and Rabier, F. 1998. The ECMWF implementation of three-dimensional variational assimilation (3D-Var). Part I: formulation. Q. J. R. Meteor. Soc., in press.
4. Daley, R. 1997. Generation of global multivariate error covariances by singular-value decomposition of the linear balance equation. Mon. Wea. Rev. 124, 2574-2587.
5. Fisher, M. and Courtier, P. 1995. Estimating the covariance matrix of analysis and forecast error in variational data assimilation. ECMWF Research Dept. Technical Memorandum no. 220, 1-26. Available from ECMWF, Shinfield Park, Reading RG2 9AX, UK.
6. Heckley, W., Courtier, P., Pailleux, J. and Andersson, E. 1992. The ECMWF variational analysis: general formulation and use of background information. Proceedings of the ECMWF workshop on variational data assimilation, 9-12 November 1992, pp. 49-93. Available from ECMWF, Shinfield Park, Reading RG2 9AX, UK.
7. Järvinen, H. and Undén, P. 1997. Observation screening and background quality control in the ECMWF 3D-Var data assimilation system. ECMWF Research Dept. Technical Memorandum no. 236, 1-33. Available from ECMWF, Shinfield Park, Reading RG2 9AX, UK.
8. Parrish, D. and Derber, J. 1992. The National Meteorological Center's spectral statistical interpolation analysis system. Mon. Wea. Rev. 120, 1747-1763.
9. Rabier, F. and McNally, T. 1993. Evaluation of forecast error covariance matrix. ECMWF Research Dept. Technical Memorandum no. 195, 1-30. Available from ECMWF, Shinfield Park, Reading RG2 9AX, UK.
10. Rabier, F., McNally, A., Andersson, E., Courtier, P., Undén, P., Eyre, J., Hollingsworth, A. and Bouttier, F. 1998. The ECMWF implementation of three-dimensional variational assimilation (3D-Var). Part II: structure functions. Q. J. R. Meteor. Soc., in press.
11. Rutherford, I. 1972. Data assimilation by statistical interpolation of forecast error fields. J. Atmos. Sci. 29, 809-815.
12. Savijärvi, H. 1995. Error growth in a large numerical forecast system. Mon. Wea. Rev. 123, 212-221.