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EP 3

retired

Signals IntelligenceLEOCOSPAR 1980-019GLaunched 3/3/1980

Mission & Launch

Launch Mission: OPS 7245 [NOSS3]
Launch Vehicle: Atlas F
Launch Date: 3/3/1980
Last Contact: 1/1/1985

Orbit & Mass

Orbit Class: LEO
Altitude: 1,107.5 km
Inclination: 63.47 deg
Dry Mass: 200 kg
Total Mass: 200 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: 1980-019G
UN Registration: ST/SG/SER.E/038