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GEO Satellite
USA-278 (NROL-42, Trumpet-7, SBIRS HEO-4) GEO
succesfull
Launch date
24 September 2017
Dedicated Mission
Country
Purpose
SIGINT
Position
unknown
Operator
National Reconnaissance Office (NRO)
Launch operator
Launch vehicle
Atlas V
Expected lifetime
15+ Years
GEO Satellite
USA-278 (NROL-42, Trumpet-7, SBIRS HEO-4)
succesfull
GEO Satellite
USA-278 (NROL-42, Trumpet-7, SBIRS HEO-4)
succesfull
GEO Satellite
USA-278 (NROL-42, Trumpet-7, SBIRS HEO-4)
succesfull