Ctrl K

© Polaris Intelligence 2026

Privacy Terms Admin

INTELSAT IVA F3

retired

CommunicationsGEOCOSPAR 1978-002ALaunched 1/7/1978

Mission & Launch

Launch Mission: Intelsat 4A F-3
Launch Vehicle: Atlas SLV-3D Centaur
Launch Date: 1/7/1978
Last Contact: 11/15/1988

Orbit & Mass

Orbit Class: GEO
Altitude: 35,786.5 km
Inclination: 0.37 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: 1978-002A
UN Registration: ST/SG/SER.E/007