Attributes {
    NC_GLOBAL {
        String title "3d-Instantaneous 3 Hourly MERRAero aerosol model level optical properties at 532nm";
        String Conventions "COARDS", "GrADS";
        String dataType "Grid";
        String history "Tue Oct 10 19:10:47 UTC 2023 : imported by GrADS Data Server 2.0";
        String extra_das_attribute "This is an example of metadata added using a supplementary DAS file. See testdata/extra.das for the source.";
    }
    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 "999999";
        String grads_min "00z01jul2002";
        String grads_step "180mn";
        String units "days since 1-1-1 00:00:0.0";
        String long_name "time";
        String minimum "00z01jul2002";
        String maximum "18z25sep2344";
        Float32 resolution 0.125;
    }
    lev {
        String grads_dim "z";
        String grads_mapping "levels";
        String units "millibar";
        String long_name "altitude";
        Float64 minimum 1008.26000000000;
        Float64 maximum 0.01500000000;
        Float32 resolution 14.200634;
    }
    delp {
        Float32 _FillValue 1.0E20;
        Float32 missing_value 1.0E20;
        String long_name "pressure thickness ";
    }
    rh {
        Float32 _FillValue 1.0E20;
        Float32 missing_value 1.0E20;
        String long_name "relative humidity ";
    }
    extinction {
        Float32 _FillValue 1.0E20;
        Float32 missing_value 1.0E20;
        String long_name "aerosol extinction [532 nm] ";
    }
    ssa {
        Float32 _FillValue 1.0E20;
        Float32 missing_value 1.0E20;
        String long_name "aerosol single scatter albedo [532 nm] ";
    }
    tau {
        Float32 _FillValue 1.0E20;
        Float32 missing_value 1.0E20;
        String long_name "aerosol layer optical thickness [532 nm] ";
    }
    gasym {
        Float32 _FillValue 1.0E20;
        Float32 missing_value 1.0E20;
        String long_name "aerosol asymmetry parameter [532 nm] ";
    }
    backscat {
        Float32 _FillValue 1.0E20;
        Float32 missing_value 1.0E20;
        String long_name "aerosol backscatter [532 nm] ";
    }
    ext2back {
        Float32 _FillValue 1.0E20;
        Float32 missing_value 1.0E20;
        String long_name "aerosol extinction to backscatter ratio [532 nm] ";
    }
    aback_sfc {
        Float32 _FillValue 1.0E20;
        Float32 missing_value 1.0E20;
        String long_name "aerosol attenuated backscatter from surface [532 nm] ";
    }
    aback_toa {
        Float32 _FillValue 1.0E20;
        Float32 missing_value 1.0E20;
        String long_name "aerosol attenuated backscatter from space [532 nm] ";
    }
}