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    Gaofen 4, The World's Most Powerful GEO Spy Satellite | Popular Science

    more info about the GF-4 ------------------------------- the platform (the right column) ------------- it was launched by China's most powerful vehicle- CZ-3B/E ------------ how it looks like in the orbit(CG)
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    Gaofen 4, The World's Most Powerful GEO Spy Satellite | Popular Science

    1. unlike the normal remote-sense Sats on LEO , the GF-4 is in a much higher orbit so it would be much harder to achieve a high resolution ratio.. and it's a geostationary orbit which means in such a sweet spot, it could 'STARE' at you all the time if it was set (GF-4's position over the...
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