Dataset {
    Int32 date[time = 1];
    Int32 crs;
    Float64 lon[lon = 13334];
    Float64 lat[lat = 5778];
    Float32 GPP[lat = 5778][lon = 13334];
    Float32 SIF[lat = 5778][lon = 13334];
    Float32 sigma[lat = 5778][lon = 13334];
} TROPOMI_20180215.nc4;