Quasi-Zenith Satellite Orbit (QZO)｜Technical Information｜QZSS (Quasi-Zenith Satellite System) - Cabinet Office (Japan)
Global Positioning System - Wikipedia
GPS / GNSS
NASA Breaks Guinness World Record for Highest GPS Altitude Fix - Inside GNSS - Global Navigation Satellite Systems Engineering, Policy, and Design
Navstar: GPS Satellite Network | Space
Medium-altitude Earth Orbit Search and Rescue System Comes on Stream - Sail Magazine
Record-Breaking NASA Mission Advances High-Altitude GPS | NASA
GPS.gov: Space Segment
Space: Global Positioning System (GPS) Constellation - YouTube
GPS
GPS Satellites
Onboard and Real-Time Artificial Satellite Orbit Determination Using GPS
What's the altitude of a typical artificial satellite, and how can I see one? | Astronomy.com
GPS IIR/IIR-M satellite antenna patterns released for worldwide use - GPS World
Feb. 14, 1989: GPS Enters Orbit | WIRED
Global Positioning System (GPS). n 24 satellite constellation u Semi-synchronous, circular orbits (~20,200 km/10,900 nautical miles altitude) u Six orbital. - ppt download
Brief History of GPS | The Aerospace Corporation
Why are the GPS constellation satellites in such a high orbit? - Space Exploration Stack Exchange
RUNAWAY PRN11 GPS SATELLITE | Semantic Scholar
Satellites and orbits — Science Learning Hub
JAXA and NEC demonstrate Japan's First GPS Navigation Technology at Geostationary Orbit: Press Releases | NEC
Characterization of on-orbit GPS transmit antenna patterns for space users | NAVIGATION: Journal of the Institute of Navigation
GPS Constellation | Time and Navigation
Determining the Height of GPS Satellites
