1971-84 KH-9 HEXAGON
The 1971-84 KH-9 (HEXAGON) black and white (panchromatic) satellite project was acquired by the National Reconnaissance Office (NRO).
Project Year 1935-1939 1940-1949 1950-1959 1960-1969 1970-1979 1980-1989 1990-1999 2000-2009 2010-2024