Orbital Altitudes of Many Significant Satellites of Earth - Our Planet
GPS IIF-12 – Atlas V | GPS IIF-12 | Spaceflight101
GPS / GNSS
Satellite Navigation - GPS - How It Works | Federal Aviation Administration
High-Flying NASA Mission Sets New GPS World Record | Space
GPS IIR/IIR-M satellite antenna patterns released for worldwide use - GPS World
Global Positioning System Overview
JAXA and NEC demonstrate Japan's First GPS Navigation Technology at Geostationary Orbit: Press Releases | NEC
Satellites and orbits — Science Learning Hub
Navstar: GPS Satellite Network | Space
Altitude and inclination of GPS, GLONASS and Galileo navigation... | Download Scientific Diagram
Remote Sensing | Free Full-Text | Sensitivity of the Gravity Model and Orbital Frame for On-board Real-Time Orbit Determination: Operational Results of GPS-12 GPS Receiver | HTML
Medium Earth orbit - Wikipedia
Why are there only six orbital planes for a GPS satellite? Why are these inclined at 55 degrees? - Quora
NASA Engineers Win ION Burka Award for GPS Antenna Characterization Experiment - Inside GNSS - Global Navigation Satellite Systems Engineering, Policy, and Design