Inmarsat-4 F1 is a communications

I-4 satellite Three I-4 satellites make up the INMARSAT BGAN, FleetBroadband and SwiftBroadband communications network. They provide Internet and telephony connections anywhere on Earth, except in polar regions. Data services Two general types of data s ...

operated by the British satellite operator Inmarsat. It was launched into a geosynchronous orbit at 21:42 GMT on 11 March 2005 from Space Launch Complex 41 at Cape Canaveral, Florida. By an

Atlas V Atlas V is an expendable launch system and the fifth major version in the Atlas launch vehicle family. It was originally designed by Lockheed Martin, now being operated by United Launch Alliance (ULA), a joint venture between Lockheed Mart ...

in the 431 configuration. It is currently located at 143.5 degrees East. Inmarsat-4 F1 was constructed by

EADS Astrium Astrium was an aerospace manufacturer subsidiary of the European Aeronautic Defence and Space Company (EADS) that provided civil and military space systems and services from 2006 to 2013. In 2012, Astrium had a turnover of €5.8 billion and 1 ...

, using a

Eurostar E3000 The Eurostar E3000 is a generic satellite model most commonly used for commercial and military communications satellites manufactured by Airbus Defence and Space (formerly Astrium). It is a member of Airbus Defence and Space's Eurostar family. It ...

bus. It has a mass of 5959 kg and is expected to operate for 13 years On 17 February 2018 Inmarsat-4 F1 experienced outage due to loss of attitude control.

References

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External links

# http://space.skyrocket.de/doc_sdat/inmarsat-4.htm # http://www.inmarsat.com/about-us/our-satellites/our-coverage/ # http://www.as.northropgrumman.com/products/aa_inmarsat/index.html Communications satellites in geostationary orbit Satellites using the Eurostar bus Spacecraft launched in 2005 Inmarsat satellites