Trimble GPS Tutorial - GPS Satellites

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GPS Satellites

Name: NAVSTAR
Manufacturer: Rockwell International
Altitude: 10,900 nautical miles
Weight: 1900 lbs (in orbit)
Size: 17 ft with solar panels extended
Orbital Period: 12 hours
Orbital Plane: 55 degrees to equitorial plane
Planned Lifespan: 7.5 years
Current constellation: 24 Block II production satellites
Future satellites: 21 Block IIrs developed by Martin Marietta