2020年3月18日 · Please check our Frequently Asked Questions page for answers to common questions about GPS, including: How do I add or correct my location in GPS devices, apps, and maps? I lost my mobile phone/device. Can GPS help me find it? How vulnerable is GPS to malicious jamming? Is military GPS more accurate than civilian GPS? More questions...

2021年1月29日 · Get help and support 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.

2022年6月17日 · Affects most GPS devices/apps and maps · Your home or business is missing or appears in the wrong place · Drivers have a hard time navigating to your location · Deliveries consistently go to the wrong place · GPS devices send …

The U.S. government provides civilian access to GPS on a continuous, worldwide basis, free of direct user fees. It also provides open, free access to the information needed to develop GPS user equipment.

2000年5月1日 · This is a plot of GPS navigational errors through the SA transition prepared by Rob Conley of Overlook Systems for the GPS Support Center in Colorado Springs, Colorado. The GPS errors can be seen diminishing significantly around 0405 UTC (shortly after midnight EDT).

Review known/reported GPS service anomalies; Report a GPS service outage or anomaly (non-aviation) Receive GPS status messages & user advisories via email; If you suspect a GPS disruption due to illegal signal jamming, please report it to the FCC in addition to NAVCEN. Learn more at FCC.gov. Civilian User Support — Aviation

2022年2月11日 · How to Report a Mapping Problem Affecting GPS Devices, Apps, and Maps Follow these instructions if you have a problem caused by a mapping error in most GPS devices/apps and online maps. For example:

2016年1月14日 · The U.S. government publishes the GPS.gov website to educate the public about the Global Positioning System (GPS) and related topics. The contents of GPS.gov are maintained by the National Coordination Office for Space-Based Positioning, Navigation, and Timing (PNT) in coordination with multiple federal agencies.

How do I check for and report GPS service outages? The GPS Service Outages & Status Reports page provides points of contact for reporting GPS outages, interference, and other anomalies to the government. Go there. NEW Is the COVID-19 outbreak affecting GPS operations? No. GPS remains fully operational and continuously available to the world.

2022年3月3日 · How accurate is GPS? It depends. GPS satellites broadcast their signals in space with a certain accuracy, but what you receive depends on additional factors, including satellite geometry, signal blockage, atmospheric conditions, and receiver design features/quality.