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Ariane 5 ECA gets over its windy delay with good launch of ASTRA 5B and Amazonas 4A

24 Mar 2014, 16:09 UTC
Ariane 5 ECA gets over its windy delay with good launch of ASTRA 5B and Amazonas 4A
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After a one day delay caused by ground winds preventing the launch vehicle assembly being rolled out of hte lanch pad, it was all systems go for the latest flight of Ariane 5 ECA. The rocket launched from the Kourou launch site in French Guiana at 2204 GMT on 22 March carrying two commercial communications satellites aboard: ASTRA 5B for the Luxembourg-based satellilte operator SES, and Amazonas 4A for the Spanish operator Hispasat.
ASTRA 5B was built by Airbus Space & Defense using a Eurostar 3000L bus/platform and weighed 5,724 kg at launch. Operating from its planned 31.5 degrees East position in GEO (Geostationary Earth Orbit) the satellite’s communications payload is fitted 40 Ku and 6 Ka-band transponders (36 MHz equivalents), will provide DTH television broadcast, cable distribution and digital terrestrial television (DTTV) network services in Europe and Africa. ASTRA 5A also hosts an L-band payload for the European geostationary navigation overlay system, EGNOS. ASTRA 5B has a design life of 15 years.
Amazonas 4A was built by Orbital Sciences Corporation using a GeoStar-2 platform, and weighed 2,938 kg at launch. It is equipped with 24 active Ku-band transponders. This satellite will provide a broad range of telecommunications services ...

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