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JCSAT 4A

retired

CommunicationsGEOCOSPAR 1999-006ALaunched 2/16/1999

Mission & Launch

Launch Mission: JCSAT 6
Launch Vehicle: Atlas IIAS
Launch Date: 2/16/1999
Last Contact: 11/29/2021

Orbit & Mass

Orbit Class: GEO
Altitude: 35,796 km
Inclination: 0.01 deg
Dry Mass: 1,226 kg
Total Mass: 2,900 kg

Payload Classification

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

Organizations

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

Constellation

Name: JCSAT GEO fleet
Active Satellites: 9

Registry

COSPAR ID: 1999-006A
UN Registration: ST/SG/SER.E/371