The Aquarius polar-gridded Version 5 products are now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). These data sets include weekly polar-gridded Level-3 products of Aquarius L-band Normalized Radar Cross Section retrievals, Sea Surface Salinity retrievals, and radiometer Brightness Temperature observations. To access the data and documentation, please see:
Aquarius L3 Weekly Polar-Gridded Normalized Radar Cross Section
Data Set DOI: https://doi.org/10.5067/Aquarius/AQ3_NRCS.005
Aquarius L3 Weekly Polar-Gridded Sea Surface Salinity
Data Set DOI: https://doi.org/10.5067/Aquarius/AQ3_SSS.005
Aquarius L3 Weekly Polar-Gridded Brightness Temperature and Sea Surface Salinity
Data Set DOI: https://doi.org/10.5067/Aquarius/AQ3_TB.005