Informal Workshop on Meteorological Modelling in Support of CTBT Verification Vienna, Austria, 4-6 December 2000

Monday, 4 December

9.00-10.00 Registration

10.00 Welcome Addresses

Petra SEIBERT (Local Organiser)
Robert ZISCHG (Federal Ministry of Foreign Affairs, Vienna, Austria)
Michel JEAN (Expert Group Leader Meteorology, CTBTO PrepCom WG B)

10.30 Session 1: Introduction I (Chairperson: Petra SEIBERT)

10.30 Michel JEAN (Canadian Meteorological Center)
The application of atmospheric modeling to the design and the verification of the CTBT - a historical perspective and current areas of work

11.30 Mona DREICER (US Department of State)
How can meteorological modelling support CTBT verification - a policy perspective

12.30: Lunch Break

Session 1: Introduction II (Chairperson: Michel JEAN)

13.45 Petra SEIBERT (Institute of Meteorology and Physics, BOKU, Vienna)
Methods for source determination in the context of the CTBT radionuclide monitoring system

Session 2: Operational Aspects I (Chairperson: Michel JEAN)

14.30 Ananthakrishna SARMA (Center for Atmospheric Physics, SAIC, USA)
Atmospheric transport for CTBT

15.00 Martin B. KALINOWSKI (CTBTO/PTS/IDC, Monitoring Section)
IDC needs for atmospheric transport modelling and first experiences with the IDC release 2.1 application software including HYSPLIT, OMEGA, and EDGE

16.00 Coffe Break

16.30 Gerhard WOTAWA and Martin B. KALINOWSKI (CTBTO/PTS/IDC, Monitoring Section)
Evaluation of the operational CTBTO/IDC ATM products by comparing HYSPLIT backward analysis, forward analysis and OMEGA forward forecast Fields-of-Regard during a number of events at Northern European radionuclide stations

17.00 Craig SLOAN (U.S. National Data Center)
CTBT meteorology at the US NDC

17.30 Steven G. HOFFERT (Autometric, Inc., A Boeing Company, Springfield, VA) and Thomas J. DUNN (Science Applications International Corporation, McLean, VA)
Site planning, monitoring and analysis of hazardous material releases in the atmosphere using the OMEGA modeling system and EDGE visualization environment

18.30 "Heuriger" (with Dinner) at "Zum Alten Gersthofer", Gersthofer Strasse 106 (15 min walk from the meeting place). The warm meal (buffet) will be served around 8 p.m. so those who need to pass by their hotel or home have a chance to to so after the afternoon session.

Tuesday, 5 December

Session 2: Operational Aspects II (Chairperson: Mona DREICER)

9.15 Francois BOMPAY (Meteo-France, SCEM/SERV/ENV, Toulouse)
Operational modelling of atmospheric transport at Meteo-France

9.45 Stefano GALMARINI (Environment Institute, Joint Research Center Ispra, Italy), R. BIANCONI (Enviroware s.r.l., Agrate Brianza, Italy), G. GRAZIANI (Environment Institute, Joint Research Center Ispra, Italy) and W. KLUG (Darmstadt, Germany)
RTMOD: a web based system for long-range atmospheric dispersion model inter-comparison and nuclear emergency preparedness

10.15 Discussion of Operational Aspects

11.00 Coffe Break

Session 3: Research & Development I (Chairperson: Gerhard WOTAWA)

Janusz PUDYKIEWICZ (Canadian Meteorological Center)
Numerical Solution of forward in time and inverse atmospheric transport problems (presentation cancelled)

11.30 Abderrahmane IDELKADI, Frederic HOURDIN and Jean-Pierre ISSARTEL (LMD-CNRS, Paris)
Validation of forward and backward transport in LMD-ZT model using ETEX experiment

12.15 Jean-Pierre ISSARTEL (Departement Analyse Surveillance Environnement) and Bertrand CABRIT (X Recherche Service, Le Chesnay, France)
Localization of Sources for Events Detected during the Noble Gas Equipment Test

13.00 Lunch Break

Session 3: Research & Development II (Chairperson: Jean-Pierre ISSARTEL)

14.15 Vyacheslav M. SHERSHAKOV, R.V. BORODIN and P.N. SVIRKUNOV (SPA "Typhoon" Roshydromet, Russia)
Method for estimation of parameters of instantaneous release of radionuclides to the atmosphere based on remote observations

15.00 Philippe HEINRICH and Y. GRILLON (DASE, CEA)
Localization of an atmospheric source by inverse modeling

15.45 Coffee Break

16.15 Petra SEIBERT (Institute of Meteorology and Physics, BOKU, Vienna)
Uncertainties in atmospheric dispersion modelling and source determination

16.45 Discussion on Research & Development

17.30 End of Session

Wednesday, 6 December

Final discussion & formulation of recommendations

Chairperson: Michel JEAN, Rapporteur: Petra SEIBERT

9.00 Introduction by Michel Jean

9.15 Philippe DENIER (CTBTO / PTS / Evaluation Section), L.-E. DE GEER, M.B. KALINOWSKI, H. TOIVONEN and G. WOTAWA
Ad Hoc Expert Group for the Evaluation of Atmospheric Models Used at the PTS for Radionuclide Transport

9.30 Discussion

10.15 Coffee break

10.45 Discussion (continued)

12.00: End of the general part of the workshop

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