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Visiting Scientists

Associate/Visiting Scientist scheme


The programme allows scientists from institutions that are not SAF members to participate in the activities of the SAF, either as Visiting Scientists or, as Associate Scientists, through appropriate projects in their home institutes.

Visiting Scientist & Associated Scientist reports for all SAFs (EUMETSAT)


NWP SAF Visiting Scientist Reports

Below is a list of recent NWP SAF visiting scientist reports (all in PDF format).
Title Author(s) Date File Size Doc ID
Investigation into the partitioning of cloud signals into IASI reconstructed radiances Olaf Stiller, Fiona Smith, and Christina Köpken-Watts November 2015 17 MB NWPSAF-MO-VS-052
An evaluation of FY-3C satellite data quality at ECMWF and the Met Office Qifeng Lu, Heather Lawrence, Niels Bormann, Steve English, Katie Lean, Nigel Atkinson, William Bell, Fabien Carminati November 2015 6.2 MB NWPSAF-EC-VS-027
ASCAT-6.25 validation on coastal jets Isabel Monteiro, Jur Vogelzang and Ad Stoffelen October 2015 352 KB NWPSAF-KN-VS-015
On mesoscale analysis and ASCAT ambiguity removal Wenming Lin, Marcos Portabella, Jur Vogelzang, Ad Stoffelen, Anton Verhoef August 2015 3.80 MB NWPSAF-KN-VS-014
MFASIS - a fast radiative transfer method for the visible spectrum Leonhard Scheck July 2015 140 KB NWPSAF-MO-VS-051
Microwave Surface Emissivity over sea-ice Fabrizio Baordo and Alan Geer July 2015 7.3 MB NWPSAF-EC-VS-026
Preliminary studies towards the use of IASI PC products in the Météo-France global data assimilation system S. Guedj, V. Guidard and J.-F. Mahfouf February 2015 3.0 MB NWPSAF-MF-VS-005
The RTTOV UWiremis module: Investigation into the angular dependence of IR surface emissivity Eva Borbas October 2014 3 MB NWPSAF-MO-VS-050
Validation of foam coverage derived from wave dissipative energy from a wave model for RTTOV M. Anguelova, L.-F. Meunier, M. Bettenhausen, P.Janssen and S. English. July 2014 161 KB NWPSAF-EC-VS-025
The Zeeman effect implementation for SSMIS in ARTS v. RTTOV Richard Larsson June 2014 15 MB NWPSAF-MO-VS-049
Improved ocean emissivity modelling for assimilation of microwave imagers using foam coverage derived from a wave model Louis-François Meunier, Stephen English and Peter Janssen February 2014 5.5MB NWPSAF-EC-VS-024
Evaluation of control variables for the assimilation of cloud-affected infrared radiances Pauline Martinet, William Bell, Ed Pavelin and John Eyre May 2013 1.0MB NWPSAF-MO-VS-048
Signatures of upscale and downscale energy transfer deduced from a third-order structure function analysis of scatterometer winds over the tropical Pacific Gregory P. King, Jur Vogelzang and Ad Stoffelen March 2013 2.3MB NWPSAF-KN-VS-013
Second-order structure function analysis of scatterometer winds over the tropical Pacific: Part 2. Rainy and dry regions Gregory P. King, Jur Vogelzang and Ad Stoffelen March 2013 2.3MB NWPSAF-KN-VS-012
Evaluation of FY-3B data and an assessment of passband shifts in AMSU-A and MSU during the period 1978 – 2012 Qifeng Lu and William Bell March 2012 0.3MB NWPSAF-EC-VS-023
Cloud information from high spectral resolution IR sounders Kozo Okamoto, Anthony P. McNally and William Bell September 2012 2.2MB NWPSAF-EC-VS-022
IASI Channel Selection for Reconstructed Radiances A. D. Collard July 2012 1.2MB NWPSAF-MO-VS-047
Polarization options for the EPS-SG scatterometer Maria Belmonte Rivas, Ad Stoffelen and Gerd-Jan Van Zadelhoff July 2012 2.3MB NWPSAF-KN-VS-009
Report on land surface data assimilation activities in Europe and the Americas in the context of NWP SAF objectives Luis Gustavo Goncalves de Goncalves and Joao Gerd Zell de Mattos April 2012 0.2MB NWPSAF-EC-VS-021
TELSEM 1D-var experiments at the Met Office: final report Filipe Aires, Sreerekha Thonipparambil, Catherine Prigent and Roger Saunders February 2012 33MB NWPSAF-MO-VS-046
Explicit handling of surface emission for the exploitation of high spectral resolution infrared satellite sounding radiances from IASI over land and sea-ice B. Ruston and A. McNally February 2012 1.5MB NWPSAF-EC-VS-020
Second-order structure function analysis of scatterometer winds over the Tropical Pacific: Part 1. Spectra and Structure Functions Gregory P. King, Jur Vogelzang and Ad Stoffelen February 2012 5.8MB NWPSAF-KN-VS-008
Evaluation of the 15 min. NWC SAF High Resolution AMVs Javier García Pereda January 2012 1.4MB NWPSAF-MO-VS-044
Evaluation of new hourly GOES AMVs with Expected Error David Santek October 2011 1.1MB NWPSAF-EC-VS-019
Development of the GPU-based RTTOV-7 IASI and AMSU Radiative Transfer Models Bormin Huang, Jarno Mielikainen, Hung-Lung Allen Huang, and Roger Saunders July 2011 1.0MB NWPSAF-MO-VS-043
FASTEM-4 Validation Quanhua Liu June 2011 0.4MB NWPSAF-MO-VS-045
An evaluation of the FY-3A sounding radiance observations Qifeng Lu, W. Bell, P. Bauer, N. Bormann and C. Peubey October 2010 0.3MB NWPSAF-EC-VS-018
The RTTOV UWiremis IR land surface emissivity module Eva E. Borbas and Benjamin C. Ruston June 2010 5.3MB NWPSAF-MO-VS-042
Ozone information from high spectral resolution infrared sounders W.Han and A.McNally May 2010 0.5MB NWPSAF-EC-VS-017
Comparison of CPTEC AIRS L2 intercomparison and validation with Met Office IASI L2 intercomparison and validation Simone Costa March 2010 4.1MB NWPSAF-MO-VS-041
TELSEM: a Tool to Estimate Land Surface Emissivities at Microwave frequencies F.Aires, C.Prigent, F.Bernardo, C.Jiménez, R.Saunders and P.Brunel November 2009 1.7MB NWPSAF-MO-VS-040 (AS09_01 report)
Improving the assimilation of IASI and ATOVS data in polar region and limited area models Roger Randriamampianina, Fiona Hilton and Brett Candy October 2009 2.3MB NWPSAF-MO-VS-039
Synoptic assessment of AMV errors Renato Galante Negri and Mary Forsythe June 2009 5.1MB NWPSAF-MO-VS-038
Comparison of progress in assimilating cloud-affected microwave radiances at NCEP, ECMWF, JMA and the Met Office Min-Jeong Kim, Steve English, Peter Bauer, Alan Geer and Kozo Okamoto October 2008 0.2MB NWPSAF-MO-VS-037
Bias correction of window channels on microwave and infrared sounders Wei Han and Anthony McNally August 2008 1.2MB NWPSAF-EC-VS-016
Tools for improved use of hyperspectral IR observations Benjamin Ruston August 2008 0.2MB NWPSAF-MO-VS-036
Using simulated satellite images to improve the characterization of Atmospheric Motion Vectors (AMVs) and their errors for Numerical Weather Prediction Lueder von Bremen April 2008 2.8MB NWPSAF-EC-VS-015
ASCAT coastal AWDP prototype Marcos Portabella, Anton Verhoef, and Ad Stoffelen March 2008 0.8MB NWPSAF-KN-VS-007
Incorporation of the JCSDA Zeeman RT model in RTTOV v9 Y. Han December 2007 1.0MB NWPSAF-MO-VS-035
Investigation of the suitability of the 6S radiative tranfer model to extend RTTOV to solar wavelengths N. Huneeus December 2007 4.9MB NWPSAF-MO-VS-034
Comparison of radiative transfer models for AMSU-B in presence of ice clouds N. Courcoux, A. Doherty, T. R. Sreerekha May 2007 51MB NWPSAF-MO-VS-020
Towards the assimilation of satellite microwave observations over land: feasibility studies using SSMI/S, AMSU-A and AMSU-B F. Karbou, N. Bormann, J-N. Thépaut January 2007 1.7MB NWPSAF-EC-VS-010
SMOS Community Microwave Emission Model (SMOS-CHEM) T.R.H. Holmes December 2006 1.9MB NWPSAF-EC-VS-014
Incorporation of RTTOV-8 in the JCSDA CRTM P.F.W. van Delst and R.W. Saunders September 2006 1.2MB NWPSAF-MO-VS-022
91-level ECMWF diverse profile dataset F. Chevallier June 2006 0.2MB NWPSAF-EC-VS-013
CIMMS Liaison Meeting, 15-17 May 2006 (password protected — NWPSAF members only) N. Atkinson, P. Brunel and P. Marguinaud May 2006 0.2MB NWPSAF-MO-VS-021
Quantitative precipitation estimation from satellite data (password protected — NWPSAF members only) S. Laviola April 2006 1.6MB NWPSAF-MO-VS-024
RTTOVCLD version 8: Independent Assessment, v1.1 C.J. Merchant, O. Embury, C.P. Old April 2006 0.95MB NWPSAF-MO-VS-018
The validation of cloud detection for AIRS W. Gräsle January 2006 0.8MB NWPSAF-EC-VS-012
Validation of background error covariances for radiance assimilation R. Hess January 2006 0.5MB NWPSAF-EC-VS-011
Impementation Plan for a NRT global ASCAT soil moisture product for NWP:        
Part 1: NWP User Community Requirements Summary R.A. Kidd July 2005 0.4MB NWPSAF-MO-VS-025
Part 2: METOP ASCAT Data Streams and Data Formats R.A. Kidd June 2005 1.6MB NWPSAF-MO-VS-026
Part 3: Azimuthal Anisotrophy of Scatterometer Measurements over Land Z. Bartalis September 2005 6.6MB NWPSAF-MO-VS-027
Part 4: Discrete Global Grid Systems R.A. Kidd December 2005 4.6MB NWPSAF-MO-VS-028
Part 5: Implementation Plan for a Soil Moisture Product for NWP W. Wagner December 2005 0.6MB NWPSAF-MO-VS-029
Part 6: Selection of resampling Procedure Z. Bartalis September 2005 0.6MB NWPSAF-MO-VS-030
Part 7: Definition of Quality Flags K. Scipal August 2005 0.8MB NWPSAF-MO-VS-031
Part 9: ERS-METOP Scatterometer Cross-Calibration K. Scipal June 2006 0.9MB NWPSAF-MO-VS-033
Visit to EUMETSAT to discuss AMVs (26-29 June 2005) v1.3 M. Forsythe and M.Doutriaux-Boucher September 2005 2.1MB NWPSAF-MO-VS-016
Comparison of radiative transfer model jacobians in the presence of hydrometeors between JCSDA model and NWP SAF model G. Wick May 2005 0.3MB NWPSAF-MO-VS-023
Use of AIRS cloudy radiances M. Dahoui, F. Rabier, L. Lavanant and N. Fourrié December 2004 4.7MB NWPSAF-MF-VS-004
RTTOVSCATT model summary & reviewer comments A. Gasiewski July 2004 0.16MB NWPSAF-MO-VS-014