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JCSat 9 (JCSAT 5A, N-Star d)

JCSat 9 [Lockheed Martin]

Lockheed Martin Commercial Space Systems (LMCSS) has been awarded a contract by JSAT Corporation of Japan to build its latest geostationary telecommunications satellite. The satellite, designated JCSAT-9, will provide satellite communications services throughout Asia and Japan following its scheduled launch in 2005. JCSAT-9, a high-power hybrid satellite, will be located at 132 degrees East longitude. The spacecraft will be based on the award winning A2100AXS platform, manufactured by Lockheed Martin Commercial Space Systems, Newtown, Pa. with a minimum service life of 12 years. It will carry C, Ku and S band transponders. After becoming operational, the satellite is refered by the designator JCSAT-5A.

NTT-DoCoMo operates the S-band payload and a part of the C-band payload as N-Star d to replace the N-Star a satellite.

Nation: Japan
Type / Application: Communication
Operator: JSAT Corporation, NTT-DoCoMo
Contractors: Lockheed Martin
Equipment: 20 C-band transponders, 20 Ku-band transponders, 1 S-band transponder
Configuration: A2100AXS
Propulsion: LEROS-1c
Power: 2 deployable solar arrays, batteries
Lifetime: +12 years
Mass: 4401 kg
Orbit: GEO
Satellite COSPAR Date LS Launch Vehicle Remarks
JCSat 9 (JCSat 5A, N-Star d) 2006-010A 12.04.2006 SL Zenit-3SL (2)


  • Lockheed Martin website
Further JCSat missions:
Further N-Star missions:

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