Ctrl K

© Polaris Intelligence 2026

Privacy Terms Admin

USAF Satellite

retired

Signals IntelligencesuborbitalLaunched 2/17/1971

Mission & Launch

Launch Mission: Launch 1971-F01
Launch Vehicle: Thorad SLV-2H Agena D
Launch Date: 2/17/1971
Last Contact: 2/17/1971

Orbit & Mass

Orbit Class: suborbital
Altitude: -3,184 km
Inclination: 96.4 deg
Dry Mass: 95 kg
Total Mass: 105 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