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Corona spy satellites 1960-1972. Corona image of the Pentagon, 25 Sep 1967 . The KH-4A camera system was first introduced in August 1963. Resolution ranged from 9 to 25 feet. . KH-7 1966-1984. The massive KH-9 Hexagon spy satellite The KH-9 Hexagon satellites had 5 to 10 meter resolutions
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Corona spy satellites 1960-1972
The KH-4A camera system was first introduced in August 1963. Resolution ranged from 9 to 25 feet.
KH-7 1966-1984
The massive KH-9 Hexagon spy satellite The KH-9 Hexagon satellites had 5 to 10 meter resolutions 20 KH-9 Hexagons were launched by the National Reconnaissance Office between 1971 and 1986.
KH-11 1976-present roughly the same size as the Hubble Space Telescope with a similar 2.4-meter mirror producing a six inch resolution The images the CIA used to find Osama bin Laden's hideout were reportedly supplied by the KENNAN
An image of a Communist Chinese jet bomber taken by an NRO KH-11 spacecraft flying at more than 200 miles altitude illustrates the reconnaissance capibility of the 35,000 lb. spacecraft.