TAG: GPS IIR

Artist's rendition of a GPS-IIR satellite in orbit. (Image: GPS.gov)

GPS satellite SVN-47 decommissioned, SVN-41 returns to broadcast almanac

January 24, 2022

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Legacy antenna panel on the GPS IIR satellite. (Photo: NAVCEN/Lockheed Martin)

GPS IIR/IIR-M satellite antenna patterns released for worldwide use

October 29, 2020

Artist's rendering of GPS IIF satellite. (Image: U.S. Air Force )

GPS satellite gets a digital twin to ensure cyber security

March 18, 2020

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During the August test, the GPS III Non-flight Satellite Testbed (GNST) proved that it could connect with and receive commands from the Launch and Check Out System.

GPS III Prototype Proves Compatibility with Existing Constellation

November 21, 2013

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Image: GPS World

Extra Life for IIRs, IIR-Ms

August 29, 2013

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Image: GPS World

Expert Advice: Block IIR Lifetimes and GPS Sustainment

November 1, 2010

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