Provider: Russian Federal Space Agency (ROSCOSMOS)
Mission
Type: Government/Top Secret
Orbit: Low Earth Orbit
Pad: 90/20, Baikonur Cosmodrome, Republic of Kazakhstan
Mission Description
US-PM (Upravlenniye Sputnik Passivny Modifikirovanny) (also reported as US-PU) was a solar powered improved EORSAT (Electronic Ocean Reconnaissance Satellite). It used an passive ELINT devices to track naval vessels from space by registering their electronic emmissions.
