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Navigation Experts Urge Launch of Stored GPS Satellites with L5 Signal

Frank Wolfe Frank Wolfe
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Navigation Experts Urge Launch of Stored GPS Satellites with L5 Signal
Personnel from the 26th Space Aggressor Squadron (SAS) configure satellite jamming equipment at Schriever Space Force Base, Colo. on Jan. 6th, as part of the 26th SAS' mission "to understand, teach, and replicate enemy threats to space-based and space-enabled systems during test and training exercises" (U.S. Air Force Photo)

The Global Positioning System (GPS) program, established in 1973, needs to launch four Lockheed Martin [LMT] GPS III satellites with the L5 signal in short order to help counter adversary jamming and spoofing of GPS signals, positioning, navigation, and timing experts say. A constellation of 18 to 21 GPS satellites with the L5 band are to have 30 times the anti-jamming of the 31 orbiting GPS satellites with the weaker L1 signal, but four GPS satellites with the L5 band…

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