Corona reconnaissance satellite

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:satellite
gptkbp:codename	gptkb:Discoverer
gptkbp:countryOfOrigin	gptkb:United_States
gptkbp:declassified	1995
gptkbp:developedBy	gptkb:Lockheed_Corporation
gptkbp:filmRecoveryMethod	mid-air retrieval capsule reentry
gptkbp:genre	black and white infrared color (later missions)
https://www.w3.org/2000/01/rdf-schema#label	Corona reconnaissance satellite
gptkbp:latestReleaseVersion	1972
gptkbp:launchDate	1959
gptkbp:launchSite	gptkb:Vandenberg_Air_Force_Base
gptkbp:launchVehicle	gptkb:Thor-Agena
gptkbp:notableFor	first successful space-based reconnaissance first use of film-return capsules major source of intelligence on Soviet Union
gptkbp:notableMission	gptkb:Discoverer_13 gptkb:Discoverer_36 gptkb:Discoverer_14 Discoverer 39 Discoverer 43 Discoverer 44 Discoverer 45 Discoverer 46
gptkbp:numberOfLaunches	102 145
gptkbp:operatedBy	gptkb:Central_Intelligence_Agency gptkb:United_States gptkb:United_States_Air_Force
gptkbp:orbitType	low Earth orbit
gptkbp:projectCost	$850 million (approximate)
gptkbp:relatedTo	gptkb:KH-1 gptkb:KH-2 gptkb:KH-3 gptkb:KH-4 gptkb:KH-4A gptkb:KH-4B
gptkbp:resolution	2 meters (later missions) 7.5 meters (early missions)
gptkbp:revealedTo	1995
gptkbp:signature	film-based
gptkbp:status	retired
gptkbp:successor	gptkb:KH-7_Gambit gptkb:KH-8_Gambit_3 gptkb:KH-9_Hexagon
gptkbp:usedDuring	gptkb:Cold_War
gptkbp:usedFor	photographic reconnaissance
gptkbp:bfsParent	gptkb:Lockheed_Missiles_and_Space_Company
gptkbp:bfsLayer	7