May 14th, 2010
Currently the scenario is as follows.
USA: 31 NAVSAT GPS satellites are operational – to be modernized;
Russia: 21 GLONASS satellites are operational (+ 2 spares) – to be increased;
Tags: CDGPS, COMPASS, EGNOS, GALILEO, GLONASS, GPS, IRNSS, MSAS, OmniSTAR, QZSS, StarFire., WAAS
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