Comparison of the Arabsat series 4 satellites.
Arabsat 4A and 4B were ordered on 21 st October 2003. They will be launched by Proton rockets in 2005 & 2006.
Further details will be added as they become available.
The main satellite comparison index
| Satellite: | 4 A (Badr 1) |
4 B (Badr 4) |
4AR (Badr 6) |
| .. | note 1 | . | |
| Launch | 28 / 2 / 2006 | 8 / 1 / 2006 | 7 / 7 / 2008 |
| Launch Location | Baikonur | Baikonur | |
| Launch Mass (kg) | 3300 | 3300 | 3346 |
| Expected Lifetime (years) | 15 | 15 | 15 |
| Power Consumption (watts) | 6000 | 7000 | 6000 |
| Transponder Capacity at launch | 24
C-band 16 Ku-band |
28 Ku-band | 24(+6)
C-band 20 Ku-band |
| TWTA Output (watts) | ? | ? | ? |
| Transponder Bandwidth (MHz) | ? | 12x36 20x34 |
36
C-band 34 Ku-band |
| Channels (MHz) | ? | 11700-12500 12500-12750 |
3700-4200 11700-12500 |
| Current Location | deorbited into Pacific | 26°E | 26°E |
| Decommission Date | 25 / 3 / 2006 | 2021 | 2023 |
| Manufacturer / Spacecraft type | Astrium Eurostar 2000+ | Astrium Eurostar 2000+ | Astrium Eurostar 2000+ |
| Stabilisation type | 3-axis | 3-axis | 3-axis |
Notes:
1 Launch failure stranded 4A in a low earth orbit. The Proton appears to have suffered a 4th stage failure. De-orbited 25/3/2006 into the Pacific
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