The SMAP Radiometer Twice-Daily rSIR-Enhanced EASE-Grid 2.0 Brightness Temperatures, Version 2 data set, accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), has been updated to include new data from 1 May 2021 to 31 December 2022. This data set contains twice-daily, enhanced-resolution brightness temperature data derived from the SMAP radiometer.
Data set DOI: https://doi.org/10.5067/YAMX52BXFL10