Programme for the COST 716 Workshop:
Towards Operational GPS Meteorology



Last update: 16 June 2000


Monday, 10 July 2000
09:00 - 09:30 Opening and Introduction

09:30 - 12:30 Assimilation of GPS into NWP models and its impact
              Chairs: Sylvia Barlag and Jennifer Haase

09:30 - 10:00 Higgins, M.:
              Progress in 3D variational assimilation of total zenith 
              delay at The Met. Office

10:00 - 10:30 MacDonald, A., Yuanfu Xie,  and Ware, R.: 
              Determination of Water Vapor Field Structure using GPS 
              Slant Observations

10:30 - 10:45 1 sheet plenary presentations for posters:

  Faccani, C., Ferretti, R., Ferraro, C., Nardi, A., Pacione, R., 
  Sciarretta, C., and Vespe F.:
  GPS PW ASSIMILATION INTO MM5 WITH THE NUDGING TECHNIQUE

  Lange, A.:
  Statistical Calibration of IWV observations from the GPS signal delay 
  measurements

  Navascues, B., Garcia-Moya, J. A., Cucurull, L., Rius, A.: 
  Real time comparison of  GPS and HIRLAM estimates of Zenith Total 
  Delays  in the Iberian Peninsula
  
  Vedel, H., Mogensen, K. S., and Xiang-Yu Huang:
  Assimilation of MAGIC ztd's using HIRLAM 3DVar.

10:45 - 11:15 Coffee break

11:15 - 12:30 Panel discussion 

12:30 - 14:00 Lunch break

14:00 - 15:30 Design of ground-based GPS networks for meteorology in Europe
              Chairs: Hans van der Marel and Hans-Peter Plag

14:00 - 14:30 Pesec, P.: 
              Final Report COST-716 WG-1 "State of the Art and Project Requirement"
  

14:30 - 15:00 Jerrett, D.:
   
15:00 - 15:10 1 sheet plenary presentations for posters:

  Brockmann, E., Calais, E., Pesec, P., Vespe, F., and Weber, G.:
  An Alpine GPS-monitoring network for WG-2 demonstration

  Davila, J. M., Garate, J. and Berrocoso, M.:
  The San Fernando Observatory permanent GPS network covering South Spain -
  North Africa region
  
  Dick, G., Gendt, G., and Reigber, C.:
  Near Real-Time Water Vapor Estimation in a German GPS Network - First Results
  from the Ground Program of the HGF GASP Project 
  
  Haase, J. and 18 others:
  The Contributions of the MAGIC Project (Meteorological Applications of GPS
  Integrated Column Water Vapor Measurements in the Western Mediterranean ) to the
  COST 716 objectives of assessing the operational potential of ground-based GPS
  meteorology on an international scale 

  Gutman, S. I., and 5 others
  Status of Ground-Based GPS Meteorology at NOAA's Forecast Systems 
  Laboratory 

15:10 - 15:30 Panel discussion

15:30 - 16:00 Coffee break
  
16:00 - 18:30 Joint meeting of WG1 and WG2 and meeting of WG3   

20:00 COST Workshop Dinner

Tuesday, 11 July 2000
09:00 - 10:30 Meteorology as input to GPS data processing and analysis
              Chairs: Gunnar Elgered and Jennifer Haase

09:00 - 09:30 Bock, O., and Doerflinger, E.:
              Atmospheric processing methods for high accuracy
	      positioning with the GPS
  
09:30 - 10:30 Niell, A. E.:
              Atmospheric mapping functions derived from numerical weather models
  
10:00 - 10:10 1 sheet plenary presentations for posters:

  Brockmann, E., Schlatter, A., Schneider, D., Signer, T.,
  and Wiget, A.:
  LEVELLING USING GPS IN THE SWISS ALPS: THE IMPACT OF
  METEOROLOGY 

  Pany, T., Pesec, P., Stangl, G.:
  Elimination of Tropospheric Path Delays in GPS Observations with the ECMWF
  Numerical Weather Model

10:10 - 10:45 Coffee break with poster viewing

10:45 - 11:30 Panel discussion


11:30 - 12:30 Synergies and de-correlations or understanding signals and 
              error sources
              Chairs: Peter Pesec and Hans van der Marel

11:30 - 12:00 Davis, J. L.:
              Synergisms and Decorrelations, or Understanding Signals and Error Sources

12:00 - 12:30 Flores, A., Rius, A., Vila, J., Escudero, A.:
              Troposphere 4D tomography using a ground network of GPS receivers

12:30 - 14:00 Lunch break

14:00 - 15:30 Synergies and de-correlations or understanding signals and 
              error sources (continued)
              Chairs: Peter Pesec and Hans van der Marel

14:00 - 14:30  1 sheet plenary presentations for posters:

  Jerret, D.: 
  Comparison of GPS Water Vapour Estimates with Frequent Radiosonde Ascents and
  Wind Profiler Radar
  
  Emardson, R., Bar-Sever, Y., and Liljegren, J.:
  Measuring Line-of-Sight Precipitable Water using GPS 
  
  Gendt, G., Dick, G., and Rius, A.:
  COMPARISON OF SOFTWARE AND TECHNOLOGIES FOR WATER VAPOR
  ESTIMATIONS USING GERMAN NRT GPS DATA 
  
  Gradinarsky, L., Johansson, J., Elgered, G., and Jarlemark, P.:
  GPS site testing at Chajnantor in Chile 
  
  Johnsen, K.-P., and Rockel, B.: 
  Comparisons of GPS-data with a NWP model and with SSM/T2
  
  Haase, J., Vedel, H., Ge, M., Calais, E.:
  Radiosonde and GPS Zenith Tropospheric Delay (ZTD) Variability in the
  Mediterranean 
  
  Hartig, S., Calais, E., Haase, J., Duquenne, F., and Llubes, M.: 
  Ocean loading and Zenith Tropospheric Delay estimates: preliminary results from an
  experiment in Brittany, France 
  
  Jarlemark, P., Stoew, B., Elgered, G., Gradinarsky, L., and Johansson, J.:
  Spatial error correlation of GPS water vapour as determined from simulations
  
  Kleijer, F.:
  Error sources in GPS-meteorology
  
  Walpersdorf, A., Calais, E., Haase, J., Eymard, L., and Desbois, M.:
  Atmospheric gradients estimated by GPS compared to a high resolution numerical
  weather prediction (NWP) model 

  Vedel, H., Mogensen, K. S., and Xiang-Yu Huang: 
  Calculation of delays from meteorological data, comparison of nwp model and
  observed delays  

14:30 - 15:30 Panel discussion

15:30 - 16:00 Coffee break

16:00 - 17:30 Climate research and climate monitoring
              Chairs: Sylvia Barlag and Gunnar Elgered 
  
16:00 - 16:30 Jacob, D.:
              The role of water vapour in the atmosphere

16:30 - 16:40  1 sheet plenary presentations for posters:

  Bouma, H., and Stoew, B.:
  GPS observations of daily variations in the integrated water vapor content 
  
  Desbois, M., and Roca, R.:
  Integrated water content and climate change 
  
  Gueldner, J.:
  Possibilities of a continuous long-term validation of integrated water
  vapour using independent measurements 

14:00 - 17:30 Panel discussion

17:30 - 18:00 Break

18:00 - 19:00 WG meetings
Wednesday, 12 July 2000
09:00 - 09:30 Opening, IGS Network Workshop

09:30 - 12:30 GPS network requirements for near real-time applications
              and Real-time Analysis Center Issues, Now and Future
              Chairs: G. Gendt and J. Zumberge

09:30 - 10:30 Presentations:

  Elgered, G.:
  An Overview of COST Action 716: Exploitation of Ground-Based GPS for 
  Climate and Numerical Weather Prediction Analysis. 
  
  Gendt, G., Zumberge, J.: 
  Position paper
  
  VanderMarel, H.:
  COST 716 and the IGS

10:30 - 10:40 Coffee break

10:40 - 12:00 Presentations

  Ware, R.:
  SUOMINET
  
  Muellerschoen, R.:
  JPL real-time analysis software
  
  Springer, T.: 
  Ultrarapid products -- quality dependence on network performance
  
  Wickert, J.:
  Occultation requirements


12:00 - 12:30 Panel discussion  

  Posters:
  --------
  
  Dousa, J.:
  The Impact of Ultra-Rapid Orbits on Precipitable Water Vapor Estimation Using
  Ground GPS Network
 
  Ge, M., Calais, E., Haase, J.:
  GPS Data Processing in the MAGIC Project: Impact of orbit estimation and ZTD
  quality assessment for near real-time applications
  
  Stoew, B., Johansson, J., and Elgered, G.:
  Near Real Time Processing of GPS Data Delivered by SWEPOS 
  
  + several more to be scheduled from the list
  given here


12:30 - 14:00 Lunch break

14:00 - 17:30 Network Requirements and Quality assurance, 
              integrity monitoring, documentation
              Chairs: M. Caissy and W. Gurtner

14:00 - 15:30 Presentations:

  Caissy, M. and Gurtner, W.:
  Position paper

  Moore, A.:
  Data Formats
  
  Schmidt, M.:
  PGC Network operations

15:30 - 15:50 Coffee break

15:50 - 17:00 Presentations:
  
  Jackson, M., Meertens, C., and Rocken, C.: 
  Real-time Data Streaming from GPS Networks 
                            
  Stowers, D.:	
  JPL and UNAVCO Network operations in light of LEO ops
  
  Hanssen, R. I.:
  Multipurpose GNSS network operations

  
  Posters:
  --------
  
  + several more to be scheduled from the list
  given here

17:00 - 17:30 Panel discussion

17:30 - 18:30 COST WGs summary of COST workshop 

Thursday, 13 July 2000
09:00 - 17:00 COST 716 Management Committee meeting