MERRA Data
MERRA is an abbreviation for Modern Era Retrospective-Analysis for Research and Applications. The datasetsoriginates from the Global Modeling and Assimilation Office of NASA / Goddard Space Flight Center.The MERRA analysis are being conducted with the GEOS-5 Atmospheric Data Assimilation System(ADAS).
Resolution and Coverage
The model grid is 0.5 degree latitude and 2/3 degree longitude. It holds 1 hourly values with a global coverage.
External Links
The full MERRA data-set is available at http://gmao.gsfc.nasa.gov/research/merra/
Acknowledgement
The Global Modeling and Assimilation Office (GMAO) for the MERRA-analysis and the GES DISC for the dissemination of MERRA.