Attributes {
    NC_GLOBAL {
        String title "MERRA2 const_2d_ctm_Nx: 2d, Constant, Time-invariant but duplicated for each month, Single-Level, Assimilation, Constant Model Parameters for Usage by CTM";
        String Conventions "COARDS", "GrADS";
        String dataType "Grid";
        String history "Fri Mar 29 20:15:31 GMT 2024 : imported by GrADS Data Server 2.2";
    }
    lon {
        String grads_dim "x";
        String grads_mapping "linear";
        String grads_size "576";
        String units "degrees_east";
        String long_name "longitude";
        Float64 minimum -180.00000000000;
        Float64 maximum 179.37500000000;
        Float32 resolution 0.625;
    }
    lat {
        String grads_dim "y";
        String grads_mapping "linear";
        String grads_size "361";
        String units "degrees_north";
        String long_name "latitude";
        Float64 minimum -90.00000000000;
        Float64 maximum 90.00000000000;
        Float32 resolution 0.5;
    }
    time {
        String grads_dim "t";
        String grads_mapping "linear";
        String grads_size "12";
        String grads_min "00z01jan1980";
        String grads_step "1mo";
        String units "days since 1970-1-1 00:00:0.0";
        String long_name "time";
        String minimum "00z01jan1980";
        String maximum "00z01dec1980";
        Float32 resolution 30.454546;
    }
    phis {
        Float32 _FillValue 9.9999999E14;
        Float32 missing_value 9.9999999E14;
        String long_name "surface geopotential height ";
    }
    fraci {
        Float32 _FillValue 9.9999999E14;
        Float32 missing_value 9.9999999E14;
        String long_name "fraction of ice type in grid box ";
    }
    frlake {
        Float32 _FillValue 9.9999999E14;
        Float32 missing_value 9.9999999E14;
        String long_name "fraction of lake type in grid box ";
    }
    frland {
        Float32 _FillValue 9.9999999E14;
        Float32 missing_value 9.9999999E14;
        String long_name "fraction of land type in grid box ";
    }
    frlandice {
        Float32 _FillValue 9.9999999E14;
        Float32 missing_value 9.9999999E14;
        String long_name "fraction of land ice in grid box ";
    }
    frocean {
        Float32 _FillValue 9.9999999E14;
        Float32 missing_value 9.9999999E14;
        String long_name "fraction of ocean in grid box ";
    }
}