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GNSS Library - Documents

GNSS Library - Documents

This section contains various reference documentation related to the projects of the FAA's Global Navigation Satellite Systems (GNSS) Group.

General SatNav

WAAS and NOTAMS Overview

Phase II of the GNSS Evolutionary Architecture Study, February 2010

Global Positioning System Standard Positioning Service (SPS) Performance Standard, October 2001

2014 Federal Radionavigation Plan



Air Traffic Bulletin - What Controller Need To Know About WAAS, June 2008

Maximizing Airport Operations Using the Wide Area Augmentation System



The Ground Based Augmentation System (GBAS) program is managed by the FAA Aviation NextGen and Operations Planning Service Unit (ANG-C32) at the FAA William J. Hughes Technical Center. More information can be found at


Acronym List

Acronym List (MS Excel, 239 KB)


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