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The HEXAGON reconnaissance satellite entered service in 1971 and was nicknamed 'Big Bird.'
On May 11, a Titan IIID rocket launched the 17th HEXAGON reconnaissance satellite from Vandenberg Air Force Base, California.
The HEXAGON satellite imaged the Falklands on May 31 and June 13, 1982.
A HEXAGON reconnaissance satellite overflew the Falkland Islands on June 13, 1982.
The HEXAGON reconnaissance satellite had two powerful cameras and used film stored in reentry vehicles.
KH-11 KENNEN satellites operated alongside the HEXAGON satellite with a near-real-time imaging capability.
The HEXAGON satellite was capable of capturing images at a medium resolution of approximately 30 to 90 centimeters.
American imagery satellites such as HEXAGON and GAMBIT were initially responsible for monitoring the construction of Kirov and its successors from the beginning.
The HEXAGON reconnaissance satellite was the size of a school bus and had powerful cameras that could capture details down to approximately half a meter on the ground.
In April 1974, HEXAGON mission 1208 revealed that a large new combatant was being constructed at a historic Soviet shipyard in Leningrad.
In July 1984, HEXAGON mission 1219 photographed another large combatant under construction at the Leningrad shipyard.
By July 1975, HEXAGON mission 1210 showed further progress on the Kirov, demonstrating more of the hull’s development.
The Guidehouse–Hexagon collaboration aims to deliver comprehensive solutions that support the entire lifecycle of government assets from acquisition to decommissioning.
A 1983 HEXAGON satellite photo showed five US Navy aircraft carriers moored at Bremerton, Washington.
In 1971, CORONA was phased out in favor of HEXAGON, a large reconnaissance satellite.
In October 1982, a HEXAGON satellite photographed USS Lexington in Mayport, Florida, which was used as a training carrier.
In September 1977, a HEXAGON satellite photographed several targets of interest at a shipyard in Mykolaiv, including a Moscow-class helicopter carrier.
The second Kiev-class aircraft carrier named Minsk was photographed under construction by a HEXAGON satellite.
The CORONA and later GAMBIT and HEXAGON satellites had previously photographed the same Soviet shipyard.
In 1974, a HEXAGON satellite spotted USS Constellation and USS Ticonderoga in San Diego.