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Technical Info Astra 4A |
| © www.flysat.com/astra4a-info.php | |
| Sat Name | Sirius 4 >>> Astra 4A |
| Orbital location | 5° East |
| Status | Geostationary |
| Coverage | South Africa, Europe, Russia |
| Operator | SES Sirius AB (ex Nordiska Satellitaktiebolaget, NSAB) |
| Satellite Manufacturer | Lockheed Martin |
| Launch Site | Baikonur Cosmodrome |
| Launch Vehicle | Proton-M Briz-M (Ph.1) Serial: 535-23 |
| Bus | A2100AXS |
| Launch date | 18.11.2007 |
| Design Life | 15 years |
| Uplink Frequency | Ku-band: 14.00 – 14.25 GHz (FSS) 17.30 – 18.10 GHz (BSS) Ka-band: 29.15 – 29.40 GHz 29.50 – 30.00 GHz |
| Downlink Frequency | Ku-band: 11.70 – 12.50 GHz (BSS) 12.50 – 12.75 GHz (FSS) Ka-band: 18.80 – 19.30 GHz 19.70 - 19.95 GHz 21.50 – 21.75 GHz |
| Beacon Frequency | Ku-band: 11.702.500 V 12.498.500 H |
| Polarisation | Ku-band: Linear Ka-band: Linear |
| Total Transponders | Total: 52 Ku-band, 2 Ka-band Ka-band: (Interconnect) : 1 (250 MHz) (Interactive) : 2 (125 MHz) Ku-band: Europe: 40 BSS (33 MHz) + 6 FSS (72 MHz) Africa : 6 FSS (36 MHz) |
| Footprints | ||||
Astra 4A Europe Ku-band beam |
Astra 4A Nordic Ku-band beam |
Astra 4A Sub Saharan Africa Ku-band beam |
Astra 4A Europe Interconnect Ka-band beam |
Astra 4A Europe Interactive Ka-band beam |
| The information on this page is obtained from satellite operators' official websites and "Gunter's Space Page". |
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