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Positioning, Navigation, and Timing (PNT) Satellites

Japanese PNT Satellites (QZSS)


2008 – QZSS

Japan’s Quasi-Zenith Satellite System will supplement GPS coverage over areas of Japan that prove difficult with GPS alone. The first launch is expected in 2010.  Japan’s Quasi-Zenith Satellite System will supplement…

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2009 – QZSS

The complete constellation is planned to be in place by 2011, though no launches had been conducted by the end of 2009. Japan’s Quasi-Zenith Satellite System (QZSS) will consist of…

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2010 – QZSS

In September 2010, JAXA successfully launched the Michibiki spacecraft, the ## satellite of the Japanese Quasi-Zenith Satellite System (QZSS). This network will be comprised of ## GEO satellites operating over…

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2011 – QZSS

Japan is also creating a national PNT system called the Quasi-Zenith Satellite System (QZSS), consisting of ## GEO satellites. In September 2010, the first of these, the spacecraft Michibiki (Japanese…

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2012 – QZSS

Japan is creating the Quasi-Zenith Satellite System (QZSS), consisting of ## or ## satellites in a quasi-zenith orbit, and ## satellites in GEO to be operated by JAXA. This network…

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2013 – QZSS

Japan already employs a ##-satellite GPS-augmentation system called MSAS, which stands for the MTSAT (Multi-functional Transport Satellite) Satellite-based Augmentation System. The Japan Aerospace Exploration Agency (JAXA) is also creating the…

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Infrastructure: Space Infrastructure – TSR 2015

Infrastructure: Space Infrastructure - TSR 2015 examines global human spaceflight operations, launch vehicles from all spacefaring nations, communications satellite constellations, PNT satellites, Earth observation and remote sensing satellites, defense satellites,…

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Infrastructure: Space Infrastructure – TSR 2014

Infrastructure: Space Infrastructure - TSR 2014 examines global human spaceflight operations to include both the Chinese and US space stations, launch vehicles from all spacefaring nations, communications satellite constellations, PNT…

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