Eutelsat W3A
| Names | Eutelsat 12 West D Eutelsat 31B Eutelsat 7A Eutelsat W3A |
|---|---|
| Mission type | Communications |
| Operator | Eutelsat S.A. |
| COSPAR ID | 2004-008A |
| SATCAT no. | 28187 |
| Website | https://www.eutelsat.com/en/home.html |
| Mission duration | 15 years (planned) |
| Spacecraft properties | |
| Spacecraft | EUTELSAT W3A |
| Spacecraft type | Eurostar |
| Bus | Eurostar-3000S |
| Manufacturer | EADS Astrium |
| Launch mass | 4,300 kg (9,500 lb) |
| Dry mass | 2,000 kg (4,400 lb) |
| Power | 9.6 kW |
| Start of mission | |
| Launch date | 15 March 2004, 23:06:00 UTC[1] |
| Rocket | Proton-M / Briz-M |
| Launch site | Baikonur Cosmodrome, Site 81/24 |
| Contractor | Khrunichev State Research and Production Space Center |
| Entered service | 15 May 2004 |
| Orbital parameters | |
| Reference system | Geocentric orbit[2] |
| Regime | Geostationary orbit |
| Longitude | 7° East |
| Transponders | |
| Band | 40 transponders: 38 Ku-band 2 Ka-band |
| Coverage area | Europe, North Africa, sub-Saharan Africa, Middle East |
Eutelsat W3A is a communications satellite owned by Eutelsat S.A.. Placed at 7° East, it broadcasts TV channels, radios and other digital data. It entered operational service on 15 May 2004.
Built by EADS Astrium on a Eurostar-3000S satellite bus, it is equipped with 42 Ku-band transponders broadcasting in Europe, North Africa, the Middle East and sub-Saharan Africa and 2 Ka-band transponders.
It was launched on 15 March 2004 at 23:06:00 UTC by Proton-M / Briz-M from the Baikonur Cosmodrome. It had a launch mass of 4,300 kg (9,500 lb). Its estimated lifespan is 15 years.
It is equipped with Skyplex technique for multiplexing on board. It is the first geostationary satellite to use a lithium-ion battery.
It is used by the European Broadcasting Union's Eurovision network. It broadcasts the Turkish offerings and numerous Internet connection services such as OpenSky, or .
Eutelsat 7A[]
In December 2011, Eutelsat announced, that their satellite assets will be renamed under a unified brand name effective from March 2012. This satellite became Eutelsat 7A.
References[]
- ^ "Launch Log". Jonathan's Space Report. 14 March 2021. Retrieved 20 April 2021.
- ^ "EUTELSAT 7A (Eutelsat W3A)". N2YO.com. Retrieved 20 April 2021.
External links[]
- Page officielle de présentation d'Eutelsat W3A
- Zones couvertes
- Eutelsat W3A sur le site d'EADS Astrium
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- Communications satellites in geostationary orbit
- Satellites using the Eurostar bus
- Communications satellite stubs