Home | GPS.gov
May 13, 2025 · The Global Positioning System (GPS) is an essential element of a global information infrastructure. The free, open, and dependable nature of GPS has led to the …
Utilizing these links, the space vehicles (SVs) of the SS shall provide continuous earth coverage signals that provide to the US the ranging codes and the system data needed to accomplish …
Support | GPS.gov
GPS is operated and maintained by the U.S. Space Force. GPS.gov is maintained by the National Coordination Office for Space-Based Positioning, Navigation, and Timing.
Civil Navigation (CNAV) Message | GPS.gov
The GPS modernization program is adding new civilian signals to the GPS constellation. The new signals use a modernized civil navigation (CNAV) message format that is more flexible than …
Until such a revision, the User Segment developing to this version of this IS should interpret these values as indicating that the GPS/GNSS Time Offset Parameter data, to which the GNSS …
GPS for Mapping | GPS.gov
When used by skilled professionals, GPS provides surveying and mapping data of the highest accuracy. GPS-based data collection is much faster than conventional surveying and mapping …
Control Segment | GPS.gov
The GPS control segment consists of a global network of ground facilities that track the GPS satellites, monitor their transmissions, perform analyses, and send commands and data to the …
The GPS Control Segment (CS) currently distributes five data products as defined in ICD-GPS-240 via the USCG Navigation Center’s Navigation Information Service (NIS) Watch
Augmentation Systems | GPS.gov
The U.S. CORS network, managed by the National Oceanic and Atmospheric Administration, archives and distributes GPS data for precise positioning tied to the National Spatial …
GPS and the Environment | GPS.gov
Environmental patterns and trends can be efficiently recognized with GPS/GIS data collection systems, and thematic maps can be easily created. GPS data can be quickly analyzed without …