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Hellas-Sat 3



Hellas Sat 3 component will deliver direct-to-home and telecom services to maintain and expand Hellas Sat’s business reach; while the Inmarsat S EAN component provides the satellite portion of Inmarsat’s new European Aviation Network.

It will use a multi-beam mission in S-band and Ka-band for Inmarsat as well as a powerful Ku/Ka-Band mission of 44 Ku and 1 Ka transponders for Hellas-Sat.

The spacecraft has been positioned as the upper passenger on Ariane 5 and will be released first during the flight.

Alternate Names

    Facts in Brief

    Launch Date: 2017-06-28
    Launch Vehicle: Ariane 5 ECA
    Launch Site: Kourou, French Guiana

    Funding Agency

    • Inmarsat International


    • Communications

    Additional Information

    Questions and comments about this spacecraft can be directed to: Coordinated Request and User Support Office



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