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Look up GPS operation control segment (OCX). Currently it's mostly Airforce and JPL, transitioning to Space Force. Lots of details published.
by mrtnmcc 5y ago
Look up GPS operation control segment (OCX). Currently it's mostly Airforce and JPL, transitioning to Space Force. Lots of details published.
- mrtnmcc 5y agoIt's basically just a huge square root extended Kalman filter tracking all GPS satellite states.