CERA-20C is a climate reanalysis dataset of the period 1901 to 2010.
CERA-20C is produced by ECMWF, it is a 10-member ensemble, and it is based on the CERA assimilation system, which assimilates only surface pressure and marine wind observations as well as ocean temperature and salinity profiles. CERA-20C is an outcome of the ERA-CLIM2 project. For further details please see the article below from the ECMWF Newsletter 150, page 25, and/or the description on the ECMWF product page.
Known issues
Currently there are no known issues with CERA-20C.
Data access
Data is archived at ECMWF and available for download from ECMWF data services.
Support
CERA-20C is provided on an unsupported basis.