MERRA-2 tavg1_2d_rad_Nx: 2d,1-Hourly,Time-Averaged,Single-Level,Assimilation,Radiation Diagnostics 0.625 x 0.5 degree V5.12.4 (M2T1NXRAD) at GES DISC
M2T1NXRAD (or  tavg1_2d_rad_Nx) is an hourly time-averaged 2-dimensional data collection in Modern-Era Retrospective analysis for Research and Applications version 2 (MERRA-2).  This collection consists of radiation diagnostics, such as surface albedo,  cloud area fraction,  in cloud optical thickness, surface …