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USA 81

retired

Signals IntelligenceLEOCOSPAR 1992-023ALaunched 4/25/1992

Mission & Launch

Launch Mission: USA 81 [T2-3]
Launch Vehicle: Titan II SLV
Launch Date: 4/25/1992
Last Contact: 1/1/2005

Orbit & Mass

Orbit Class: LEO
Altitude: 794 km
Inclination: 85.02 deg
Dry Mass: 1,200 kg
Total Mass: 1,450 kg

Payload Classification

Mission Type: Signals Intelligence
Payload Category: SIG
Payload Class: D

Organizations

Operator: U.S. National Reconnaissance Office (NRO)
Manufacturer: Lockheed Martin

Registry

COSPAR ID: 1992-023A
UN Registration: ST/SG/SER.E/258