Author: CGSIC

The Space Force’s 2d Space Operations Squadron (2 SOPS) and the National Geospatial Intelligence Agency’s Global Navigation Satellite System Division (SFNG) worked collaboratively…

The U.S. Space Force has publicized the Antenna Phase Center Offsets of the L1, L2 and L5 signals for the Earth Coverage (EC)…

63rd meeting of the U.S. Civil GPS Service Interface Committee (CGSIC) On the 11th and 12th of September 2023, the 63rd meeting of…

On 10 July 2023, GPS satellite SVN-63, at D2A in the D plane, experienced a clock anomaly that caused the Space Force’s 2d…

Meeting Announcement The Space Force will host the 2023 Public Interface Control Working Group and Open Forum online on September 27, 2023 at 8:30…

On the 11th and 12th of September 2023, the 63rd meeting of the U.S. government’s Civil GPS Service Interface Committee (CGSIC) will be…

The sixth GPS-III satellite, GPSIII-06 (SVN-79/PRN-28, successfully launched on 18 January 2023 from Space Launch Complex-40 at Cape Canaveral Air Force Station, Florida….

No Leap Second INTERNATIONAL EARTH ROTATION AND REFERENCE SYSTEMS SERVICE (IERS) Paris, 09 January 2023 Bulletin C 65 To authorities responsible for the measurement…

Meeting Announcement The Space Force will host the 2022 Public Interface Control Working Group and Open Forum for the following documents on October…

All CGSIC, The U.S. government’s GPS program has released key technical data for the first five GPS III satellite vehicles, SVN-74 through SVN-78,…