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INTELSAT IVA F4

retired

CommunicationsGEOCOSPAR 1977-041ALaunched 5/26/1977

Mission & Launch

Launch Mission: Intelsat 4A F-4
Launch Vehicle: Atlas SLV-3D Centaur
Launch Date: 5/26/1977
Last Contact: 8/10/1989

Orbit & Mass

Orbit Class: GEO
Altitude: 35,787 km
Inclination: 0.05 deg
Dry Mass: 630 kg
Total Mass: 1,515 kg

Payload Classification

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

Organizations

Operator: Intelsat
Manufacturer: Hughes Space and Comms. Co (Hughes Satellite Systems)

Constellation

Name: Intelsat legacy GEO fleet
Active Satellites: 4

Registry

COSPAR ID: 1977-041A
UN Registration: ST/SG/SER.E/004