Optus Satellite D2

Optus D2 Satellite

Optus D2 was launched in October 2007 and will replace Optus B3 at 152°E to provide fixed and broadcasting communcations services. Optus D2 will provide ongoing capacity for ethnic broadcast services and VSAT services plus growth to meet future business demands.

Technical Information

Satellite  
Satellite Type: Orbital Sciences STAR-2
Launch Mass: 2,460 kg
Mass in Orbit: 1,160 kg
Stablisation: 3-Axis
Dimensions: 4 metres high x 21.4 metres with solar arrays deployed
Transponders  
Operating Band: Ku FSS
Uplink Frequencies: Ku FSS: 14.0 - 14.5 GHz
Downlink Frequencies: Ku FSS: 12.25 - 12.75 GHz
Number of Transponders: Ku-Band: 16 @ 125 W, 8 @ 44 W FSS (New Zealand only)
Bandwidth: 54 MHz Ku Band
Polarisation: Linear
Performance  
EIRP: Australia: 44 to 52 dBW
New Zealand: 51 - 57 dBW
Australia/New Zealand combined: 43 - 55 dBW
G/T: Australia: 0 to 5 dB/K
New Zealand: 1 to 10 dB/K
Australia/New Zealand combined: -2 to 5 dB/K
SFD: -78 to -98 dBW/m2
Solar Array Power: 6,440 Watts
Telemetry: Ku-Band
Command: Ku-Band