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USA 21
retired
Admin Edit
Orbit: HEO
Launched 2/12/1987
Technical Specifications
Verified technical details
Dry Mass
650 kg
Total Mass
800 kg
Power
Unknown
Design Life
Unknown
Stakeholders
Operator
U.S. National Reconnaissance Office (NRO)
Manufacturer
Hughes Space and Comms. Co (Hughes Satellite Systems)
Launch Mission
USA 21 [JS8]
2/12/1987