All CGSIC, June 2019 Public Document Review The GPS Directorate is soliciting public comments on several Proposed Interface Revision Notices (PIRNs). Download or view the proposed changes on GPS.gov. Minutes from the Public Interface Control Working Group meeting held in May 2019 are also available on GPS.gov.  PIRN-IS-200K-001, v2: Proposed Changes to IS-GPS-200K - Leap Second and Earth Orientation Parameters PIRN-IS-705F-001, v2: Proposed Changes to IS-GPS-705F - Leap Second and […]

  All CGSIC, National Space-Based Positioning, Navigation, and Timing (PNT) Advisory Board meeting scheduled for 6 and 7 June 2019 AGENCY: National Aeronautics and Space Administration (NASA). ACTION: Notice of meeting. SUMMARY: In accordance with the Federal Advisory Committee Act, as amended, and the President's 2004 U.S. Space-Based Positioning, Navigation and Timing Policy, the National Aeronautics and Space Administration (NASA) announces a meeting of the National Space-Based […]

All CGSIC, The GPS Directorate has announced the 2019 GPS Virtual Public Interface Control Working Group Meeting On May 7th, 2019, the GPS Directorate will hold a virtual Public Interface Control Working Group Meeting. During the meeting, the Directorate will review changes to several GPS public documents to reflect how users will calculate the correct UT1 time following a leap second transition. The 2019 virtual Public Interface Control Working Group is open to the public. This meeting is […]

  All CGSIC, GPS III Space Vehicle 02 “Magellan” arrives in Florida; Prepares for July launch On March 20, 2019, U.S. Air Force’s Space and Missile Systems Center’s Global Positioning Systems Directorate successfully delivered the second GPS III satellite to Astrotech Space Operations in Titusville, Florida, in preparation for a planned July launch from Cape Canaveral. Read the full SMC Public Affairs article on the Los Angeles Air Force Base webpage: […]

  All CGSIC, NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2019040 NANU TYPE: GENERAL *** GENERAL MESSAGE TO ALL GPS USERS *** GPS week rollover will occur 06-APR-2019, users may access the following article for further information:  https://www.schriever.af.mil/News/Article-Display/Article/1776011/gps-week-number-to-rollover/ *** GENERAL MESSAGE TO ALL GPS USERS *** POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTPS://WWW.NAVCEN.USCG.GOV    MILITARY - GPS OPERATIONS CENTER at […]