All CGSIC, 21st National Space-based Positioning, Navigation, and Timing (PNT) Advisory Board Agenda - sponsored by NASA - May 16-17, Sheraton Inner Harbor Baltimore The National Space-based PNT Advisory Board is sponsored by NASA on behalf of the Deputy Secretary level PNT Executive Committee (EXCOM), which is comprised of nine Federal agencies and departments that coordinate interagency activities pertaining to the management of the Global Positioning System […]

All CGSIC, 58th Civil GPS Service Interface Committee Meeting Scheduled for 24-25 September 58th Civil GPS Service Interface Committee Meeting Scheduled for 24-25 September The U.S. Department of Transportation (DOT) and the Coast Guard Navigation Center (NAVCEN) are pleased to announce preparations for the 58th meeting of the Civil GPS Service Interface Committee (CGSIC).  The meeting will be conducted September 24-25, 2018, at the Hyatt Regency Miami in Miami, […]

All CGSIC, National Space-Based Positioning, Navigation, and Timing Advisory Board Meeting National Space-Based Positioning, Navigation, and Timing Advisory Board Meeting Notice by the National Aeronautics and Space Administration (NASA) Federal Register 23 April 2018 SUMMARY: In accordance with the Federal Advisory Committee Act, as amended, and the President's 2004 U.S. Space-Based Positioning, Navigation, and Timing (PNT) Policy, the National Aeronautics and Space […]

All CGSIC, Upcoming Global Positioning System Week Number Rollover Event The Department of Homeland Security has released a memorandum titled  U.S. Owners and Operators Using GPS to Obtain Time (https://ics-cert.us-cert.gov/sites/default/files/documents/Memorandum_on_GPS_2019.pdf) intended to provide an understanding of the possible effects of the April 6, 2019 GPS Week Number Rollover on Coordinated Universal Time derived from GPS devices. Sponsored by the […]

All CGSIC, Change to GPS Operational Advisory Message The Global Positioning Systems Directorate will propose a change to the Navstar GPS Control Segment to User Support Community Interfaces (ICD-GPS-870), Interface Control Documents that will remove Section One (1) from the GPS Operational Advisory. Background: The GPS Operational Advisory is a message generated by the GPS Control Segment on a daily basis. It provides a snapshot of the GPS operational […]