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Optus D2, D3

Optus D2 [OSC]

The two satellites of the Optus-D series will be based on Orbital's Star-2 platform and will carry 24 Ku-band transponders, with 8 back-up channels also available, to provide fixed communications and direct television broadcasting services to Australia and New Zealand. The first satellite, Optus D1, will generate approximately 4.0 kilowatts of electrical power and is scheduled for delivery in the fourth quarter of 2005. The second satellite, Optus D2, will generate approximately 4.7 kilowatts of power and is scheduled for delivery in the fourth quarter of 2006. Financial details of the contract were not released.

In March 2007 Optus D3 was ordered for launch in 2009.

Nation: Australia
Type / Application: Communication
Operator: Optus Networks, Pty.
Contractors: Orbital Sciences Corporation (OSC)
Equipment: 24 (+8) Ku-band transponders
Configuration: Star-2.4 Bus
Propulsion: IHI BT-4
Power: 2 deployable solar arrays, batteries
Lifetime: 15 years
Mass: 2401 kg (#D2), 2501 kg (#D3)
Orbit: GEO
Satellite COSPAR Date LS Launch Vehicle Remarks
Optus D2 2007-044A 05.10.2007 Ko ELA-3 Ariane-5GS with Intelsat 11
Optus D3 2009-044B 21.08.2009 Ko ELA-3 Ariane-5ECA with JCSat 12


Further Aussat / Optus missions:

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