Optus d3 – Orbital Optus D3 User Manual
Page 2
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©2014 Orbital Sciences Corporation
FS004_07_2998
Coverage Contour Maps
Australia Antenna Pattern
Optus D3
Mission Partners
Optus of Australia
A leader in providing integrated communications in Australia
Orbital Sciences Corporation
Prime contractor for three Optus Ku-band satellites
Arianespace
Launch provider
Specifications
Spacecraft
Launch Mass:
2,500 kg (5,500 lb.)
Solar Arrays:
Four panels per array, UTJ Gallium
Arsenide cells
Stabilization:
3-axis stabilized; zero momentum system
Propulsion:
Liquid bi-propellant transfer orbit system;
monopropellant (hydrazine) on-orbit system
Batteries:
Two 5140 W-Hr capacity Li-Ion batteries (BOL)
Mission Life:
15 years
Orbit: 156
°
East Longitude
Payload
Ku-band
Repeater:
24 active transponders with 28-for-24 125 W
TWTAs (primary transponders); 10-for-8 44
W TWTAs (backup transponders)
Payload Power:
5.0 kW
Antenna:
Two 2.3 m dual grid shaped deployable
reflectors
Launch
Launch Vehicle:
Ariane 5
Site:
Kourou, French Guiana
Date:
August 21, 2009
New Zealand Antenna Pattern