Changes expected to Inmarsat satellite services including GMDSS
Inmarsat is migrating the GMDSS Services, Inmarsat C and Fleet 77, from the Inmarsat-3 satellite constellation to the Inmarsat-4 satellite constellation. During the migration manual intervention on Inmarsat Ship Earth Stations may be necessary. After each phase of the migration the coverage area of these GMDSS services will change.
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