Advances in Aviation Safety Technical Session Schedule Tuesday, September 9 National Airspace Performance & Measurement (Session Code: SAFETY1) Room 512H  1:00 p.m. This session focuses on proof-of-concept and system-wide infrastructure to aid in the projection of effects of decision-support when Courses-of-Action (CoA) and assessments in the National Airspace System are needed by the Federal Aviation Administration (FAA). The objective is to significantly augment FAA decision services by making information accessible for fast-time distributed advanced analysis to be utilized for decision making across the U.S. continental FAA centers and Air Route Traffic Control Centers. Organizers - Dave Maluf, NASA Ames Research Center Time Paper No. Title 1:00 p.m. 2003-01-2975 NasaS Aviation System Monitoring and Modeling Project Irving C. Statler, Dave Maluf, NASA 1:30 p.m. ORAL ONLY Performance Measurement for Air Traffic Services Rich Nehl, Federal Aviation Administration 2:00 p.m. 2003-01-2976 Concept and Operation of the Performance Data Analysis and Reporting System (Pdars) Wim den Braven, John Schade, ATAC Corp. 2:30 p.m. ORAL ONLY Facility Based Air Traffic Services Performance Measurement and Analysis Rich Nehl, Federal Aviation Administration