Minimize News

GRACE operational issue: Planned switch-on of MWA

20 March 2017

The GRACE-A and B Microwave Assemblies (MWA) have been switched-on again on 17 March (the 15th birthday of the satellite mission!) and began operations in sunlight.

Time tagged commands were uploaded to begin sunlight operations at 11:16 UTC. The MWA is currently on for 42 minutes per orbit. MWA on time will increase each day as eclipse durations shorten.

The GRACE-B Accelerometer Instrument Control Unit (ICU) remains off.


Minimize Top story on Copernicus

Satellites shed new light on earthquakes

 24 March 2017

Satellite radar scans of last year's earthquake in New Zealand are changing the way we are thinking about earthquake hazards in regions where our planet's tectonic plates meet.
Sentinel-1Kaikoura quake
The 7.8-magnitude quake that struck New Zealand's South Island near the town of Kaikoura on 14 November was one of the most comprehensively recorded earthquakes in history.