Optus D3
| Optus D3 | |
|---|---|
| Start date | August 21, 2009, 22:09 UTC |
| Launcher | Ariane 5 ECA |
| Launch site | ELA-3 , Kourou |
| COSPAR-ID : | 2009-044B |
| Takeoff mass | 2501 kg |
| Mass in orbit | 1160 kg |
| Dimensions | 4.0 × 3.2 × 2.4 m |
| Span in orbit | 22.4 m |
| Manufacturer | Orbital Sciences Corporation |
| Satellite bus | STAR-2.4 |
| lifespan | 15 years (planned) |
| Stabilization | three axes |
| operator | Optus |
| Playback information | |
| Transponder | 32 Ku band |
| Transponder performance | 24 × 125 W (TWTA) + 8 × 44 W reserve (TWTA) |
| Bandwidth | 36 MHz (Australia) 54 MHz (New Zealand) |
| EIRP | 42 to 56 dBW |
| Others | |
| Electrical power | 6.28 kW (EOL) 5.0 kW (payload) |
| Power storage | two 5140 Wh Li-Ion batteries (BOL) |
| position | |
| drive | IHI-500-N apogee motor and hydrazine thrusters |
| List of geostationary satellites | |
Optus D3 is a commercial communications satellite owned by the Australian telecommunications company Optus . It is the third satellite in the D-series from Optus satellites.
It was launched into geostationary orbit from the Kourou ELA-3 rocket launch site on August 21, 2009 at 10:09 pm UTC together with JCSat 12 with an Ariane 5 ECA launcher.
The three-axis stabilized satellite with 32 Ku-band - transponders (8 replacement thereof) and two 2.3 m sized antennas and equipped to 156 degrees East of the position of Australia and New Zealand supplied with digital television. The energy is supplied by two solar cell booms , each with four surfaces, which work with UTJ gallium arsenide solar cells . It was built on the basis of the Star 2.4 satellite bus from Orbital Sciences and has a planned service life of 15 years.
Web links
- Fact sheet on Optus D3 ( Memento from September 27, 2011 in the Internet Archive ) from the manufacturer Orbital Science (PDF; 1 MB)
- Optus D3 at the operator Optus
Individual evidence
- ↑ Launchkit from ArianeSpace (PDF; 2 MB)
- ↑ Preparations continue with the JCSAT-12 and Optus D3 payloads for Ariane 5's next launch . Arianespace press release dated August 12, 2009.