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USA 40

retired

CommunicationsHEOCOSPAR 1989-061BLaunched 8/8/1989

Mission & Launch

Launch Mission: USA 40/41 (QUASAR 8?)
Launch Vehicle: Space Shuttle
Launch Date: 8/8/1989
Last Contact: 1/1/1999

Orbit & Mass

Orbit Class: HEO
Altitude: 20,200 km
Inclination: 63 deg
Dry Mass: 4,500 kg
Total Mass: 9,352 kg

Payload Classification

Mission Type: Communications
Payload Category: COM
Payload Class: D

Organizations

Operator: U.S. National Reconnaissance Office (NRO)
Manufacturer: Hughes Space and Comms. Co (Hughes Satellite Systems)

Constellation

Name: Satellite Data System
Active Satellites: 6

Registry

COSPAR ID: 1989-061B
UN Registration: ST/SG/SER.E/212