Welcome to the William J. Hughes Technical Center WAAS Test Team

NOTICE: GEO PRN 131 (SM9) came online March 27th, 2018.

Please use the the navigation bar at the left to view our products. The real-time performance plots are created every three minutes, and all real-time plot pages update every two minutes. The real-time plots show up to the minute WAAS performance. The 24-hour performance plots show yesterdays performance using the total 24-hours of data. Any daily plot page updates every 24 hours. Real-time data files update every three minutes as well. Performance videos show animated performance data for the previous 24-hour period. They can be viewed in Windows media player. Please see video help for further assistance. Performance analysis reports are updated quarterly, and contain the most detailed analyses of GPS and WAAS performance. The WAAS technical reports coincide with links contained in the PAN reports and give detailed analysis on specific problem occurrences.

William J. Hughes FAA Technical Center

Atlantic City International Airport, NJ 08405

Page Last Updated: March 27, 2018

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