Lockheed Martin-Built GPS IIR/IIR-M Satellites Reach 200 Years Of Combined Operational Life - Sep 2, 2014
GPS Space Segment - Navipedia
Backing Up GPS | SIGNAL Magazine
Space operations units assume control of new GPS satellite > Air Force > Article Display
Battery Modification May Add 27 Years of Life to GPS Fleet - Nextgov
Digital Twinning Takes Flight | SIGNAL Magazine
Successful GPS IIR-18(M) Launch from Cape Canaveral AFS > Los Angeles Air Force Base > Article Display
GPS IIR‐M L1 Transmit Power Redistribution: Analysis of GNSS Receiver and High‐Gain Antenna Data - Thoelert - 2018 - NAVIGATION - Wiley Online Library
Navstar: GPS Satellite Network | Space
The New Flex Power Mode: From GPS IIR-M and IIF Satellites with Extended Coverage Area - Inside GNSS - Global Navigation Satellite Systems Engineering, Policy, and Design
New Satellites Could Make GPS Harder to Jam | WIRED
GPS IIR-M | A Lockheed Martin engineer works on a GPS IIR-M … | Flickr
Liftoff! Delta II GPS IIR-17 | A United Launch Alliance (ULA… | Flickr
GPS Block 2R
GPS Block II R
United Launch Alliance - GPS IIR-M-7 (USA-203) - Delta II 7925-9.5 Rocket Launch
Satellite Blocks | GEOG 862: GPS and GNSS for Geospatial Professionals
GPS IIR/IIR-M solar panel and yoke arm surface material prop- erties... | Download Scientific Diagram
GPS Block IIF - Wikipedia
GPS IIR-M - VPT, Inc.
GPS Block IIF – Spacecraft & Satellites
GPS IIR/IIR-M satellite antenna patterns released for worldwide use - GPS World
