MTG-S1 Steering Committee

One year after launch, the first Meteosat Third Generation Sounder satellite, MTG-S1, is now commissioned and has been placed in its operational position in geostationary orbit at 0° longitude, and is now ready to deliver vital data to strengthen weather forecasting across Europe.

The Steering Committee of the Commissioning Results Review, photographed here, officially closed the satellite's in-orbit commissioning phase on 2 July 2026, marking the successful completion of an intensive year of testing, calibration and performance verification led by ESA, Eumetsat and European industry.

Read full story: MTG-S1 commissioned and in position for weather forecasting