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Report on the twelfth Security Representatives' Meeting, 22-23 April 2004. (Restricted distribution)

Author

P. Prior

2004, Technical memorandum, ECMWF Technical Memoranda

On the equivalence between Kalman smoothing and weak-constraint four-dimensional variational data assimilation.

Author

Mike Fisher

2004, Technical memorandum, ECMWF Technical Memoranda

File

9415-equivalence-between-kalman-smoothing-and-weak-constraint-four-dimensional-variational-data.pdf

Early-delivery suite.

Author

J. Haseler

2004, Technical memorandum, ECMWF Technical Memoranda

File

9793-early-delivery-suite.pdf

The African easterly jet in the ECMWF Integrated forecast system: 4DVar analysis.

Author

A.M. Tompkins

A. Diongue

D.J. Parker

C. Thorncroft

2004, Technical memorandum, ECMWF Technical Memoranda

File

12784-african-easterly-jet-ecmwf-integrated-forecast-system-4dvar-analysis.pdf

Moist physical processes in the IFS: Progress and Plans

Author

A.M. Tompkins

Peter Bechtold

Anton Beljaars

Angela Benedetti

S. Cheinet

Marta Janiskova

M. Köhler

Philippe Lopez

J.-J. Morcrette

2004, Technical memorandum, ECMWF Technical Memoranda

File

12789-moist-physical-processes-ifs-progress-and-plans.pdf

Monitoring and assimilation of MIPAS, SCIAMACHY and GOMOS retrievals at ECMWF.

Author

A. Dethof

2004, Report, Annual Report for ESA contract 17585/03/I-OL, ESA Contract Report

File

9027-monitoring-and-assimilation-mipas-sciamachy-and-gomos-retrievals-ecmwf.pdf

Evaluation of reanalysis soil moisture simulations using updated Chinese soil moisture observations.

Author

H.-Y Li

A. Robock

S. Liu

X. Mo

P. Viterbo

2004, Report, ERA-40 Project Report Series, ERA Report

File

10734-evaluation-reanalysis-soil-moisture-simulations-using-updated-chinese-soil-moisture.pdf

Report on the sixteenth meeting of Computing Representatives, 21-22 April 2004.

Author

P. Prior

2004, Technical memorandum, ECMWF Technical Memoranda

File

11735-report-sixteenth-meeting-computing-representatives-21-22-april-2004.pdf

Verification of TMI-adjusted rainfall analysis of tropical cyclones at ECMWF using TRMM Precipitation Radar observations.

Author

Angela Benedetti

Philippe Lopez

2004, Technical memorandum, ECMWF Technical Memoranda

File

8069-verification-tmi-adjusted-rainfall-analysis-tropical-cyclones-ecmwf-using-trmm-precipitation.pdf

Influence matrix diagnostic of a data assimilation system.

Author

Carla Cardinali

S. Pezzulli

Erik Andersson

2004, Technical memorandum, ECMWF Technical Memoranda

File

8592-influence-matrix-diagnostic-data-assimilation-system.pdf

Expected benefit of wind profiles from the ADM-Aeolus in a data assimilation system.

Author

D. Tan

Erik Andersson

2004, Report, Final Report for ESA contract 15342/01/NL/MM, ESA Contract Report

File

12557-expected-benefit-wind-profiles-adm-aeolus-data-assimilation-system.pdf

The ERA-40 archive. [Revised October 2007]

Author

P.W. Kållberg

Adrian Simmons

S. Uppala

Manuel Fuentes

2004, Report, ERA-40 Project Report Series, ERA Report

File

10595-era-40-archive-revised-october-2007.pdf

Evaluation of calibration and potential for assimilation of SEVIRI radiance data from Meteosat-8.

Author

M. Szyndel

G.A. Kelly

2004, Report, EUMETSAT/ECMWF Fellowship Programme Research Reports, EUMETSAT/ECMWF Fellowship Programme

File

12503-evaluation-calibration-and-potential-assimilation-seviri-radiance-data-meteosat-8.pdf

Experimental use of TRMM Precipitation Radar observations in 1D+4D-Var assimilation

Author

Angela Benedetti

Philippe Lopez

Peter Bauer

E. Moreau

2004, Technical memorandum, ECMWF Technical Memoranda

File

8072-experimental-use-trmm-precipitation-radar-observations-1d4d-var-assimilation.pdf

The structure and realism of sensitivity perturbations and their interpretation as 'Key Analysis Errors'.

Author

L. Isaksen

Mike Fisher

Erik Andersson

2004, Technical memorandum, ECMWF Technical Memoranda

File

10126-structure-and-realism-sensitivity-perturbations-and-their-interpretation-key-analysis-errors.pdf

A stochastic kinetic energy backscatter algorithm for use in ensemble prediction systems.

Author

G.J. Shutts

2004, Technical memorandum, ECMWF Technical Memoranda

File

12214-stochastic-kinetic-energy-backscatter-algorithm-use-ensemble-prediction-systems.pdf

Impact of EarthCARE products on Numerical Weather Prediction.

Author

Marta Janiskova

2004, Report, Final Report for ESA contract 15740/01/NL/GS, ESA Contract Report

File

10169-impact-earthcare-products-numerical-weather-prediction.pdf

Optimized surface radiation fields derived from METEOSAT imagery and a regional atmospheric model.

Author

D. Meetschen

B. Hurk

F. Ament

M. Drusch

2004, Technical memorandum, ECMWF Technical Memoranda

File

11095-optimized-surface-radiation-fields-derived-meteosat-imagery-and-regional-atmospheric-model.pdf

Performance and application of ECMWF EPS forecasts in the prediction of heavy rain and high winds in Hong Kong.

Author

L.H.Y. Yeung

E.S.T. Lai

Q.C.C. Lam

P.K.Y. Chan

P. Cheung

2004, Technical memorandum, ECMWF Technical Memoranda

File

13180-performance-and-application-ecmwf-eps-forecasts-prediction-heavy-rain-and-high-winds-hong-kong.pdf

AMSU-A land surface emissivity estimation for numerical weather prediction.

Author

C. Prigent

F. Chevallier

F. Karbou

Peter Bauer

G. Kelly:

2004, Report, NWP SAF

File

11725-amsu-land-surface-emissivity-estimation-numerical-weather-prediction.pdf

Incorporating state-dependent temperature-salinity constraints in the background error covariance of variational ocean data assimilation.

Author

S. Ricci

A.T. Weaver

J. Vialard

P. Rogel

2004, Technical memorandum, ECMWF Technical Memoranda

File

11895-incorporating-state-dependent-temperature-salinity-constraints-background-error-covariance.pdf

The technical support for global validation of ERS Wind and Wave Products at ECMWF.

Author

Saleh Abdalla

Hans Hersbach

2004, Report, Final Report for ESA contract 15988/02/I-LG, ESA Contract Report

File

7620-technical-support-global-validation-ers-wind-and-wave-products-ecmwf.pdf

ECMWF's global snow analysis: Assessment and revision based on satellite observations.

Author

M. Drusch

Drasko Vasiljevic

P. Viterbo

2004, Technical memorandum, ECMWF Technical Memoranda

File

9139-ecmwfs-global-snow-analysis-assessment-and-revision-based-satellite-observations.pdf

Soil moisture retrieval during the Southern Great Plains Hydrology Experiment 1999: A comparison between experimental remote sensing data and operational products.

Author

M. Drusch

E.F. Wood

H. Gao

A. Thiele

2004, Technical memorandum, ECMWF Technical Memoranda

File

9141-soil-moisture-retrieval-during-southern-great-plains-hydrology-experiment-1999-comparison.pdf

Search ECMWF publications

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Report on the twelfth Security Representatives' Meeting, 22-23 April 2004. (Restricted distribution)

On the equivalence between Kalman smoothing and weak-constraint four-dimensional variational data assimilation.

Early-delivery suite.

The African easterly jet in the ECMWF Integrated forecast system: 4DVar analysis.

Moist physical processes in the IFS: Progress and Plans

Monitoring and assimilation of MIPAS, SCIAMACHY and GOMOS retrievals at ECMWF.

Evaluation of reanalysis soil moisture simulations using updated Chinese soil moisture observations.

Report on the sixteenth meeting of Computing Representatives, 21-22 April 2004.

Verification of TMI-adjusted rainfall analysis of tropical cyclones at ECMWF using TRMM Precipitation Radar observations.

Influence matrix diagnostic of a data assimilation system.

Expected benefit of wind profiles from the ADM-Aeolus in a data assimilation system.

The ERA-40 archive. [Revised October 2007]

Evaluation of calibration and potential for assimilation of SEVIRI radiance data from Meteosat-8.

Experimental use of TRMM Precipitation Radar observations in 1D+4D-Var assimilation

The structure and realism of sensitivity perturbations and their interpretation as 'Key Analysis Errors'.

A stochastic kinetic energy backscatter algorithm for use in ensemble prediction systems.

Impact of EarthCARE products on Numerical Weather Prediction.

Optimized surface radiation fields derived from METEOSAT imagery and a regional atmospheric model.

Performance and application of ECMWF EPS forecasts in the prediction of heavy rain and high winds in Hong Kong.

AMSU-A land surface emissivity estimation for numerical weather prediction.

Incorporating state-dependent temperature-salinity constraints in the background error covariance of variational ocean data assimilation.

The technical support for global validation of ERS Wind and Wave Products at ECMWF.

ECMWF's global snow analysis: Assessment and revision based on satellite observations.

Soil moisture retrieval during the Southern Great Plains Hydrology Experiment 1999: A comparison between experimental remote sensing data and operational products.

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