netcdf files/d651018/JRA55/JRA55_landmask.nc {
  dimensions:
    initial_time0_hours = UNLIMITED;   // (1 currently)
    g0_lat_1 = 145;
    g0_lon_2 = 288;
    ncl_strlen_0 = 18;
  variables:
    float LAND_GDS0_SFC(initial_time0_hours=1, g0_lat_1=145, g0_lon_2=288);
      :forecast_time_units = "hours";
      :forecast_time = 0; // int
      :parameter_number = 81; // int
      :parameter_table_version = 200; // int
      :gds_grid_type = 0; // int
      :level_indicator = 1; // int
      :_FillValue = 1.0E20f; // float
      :units = "Proportion";
      :long_name = "Land cover (1 = land, 0 = sea)";
      :center = "Japanese Meteorological Agency - Tokyo (RSMC)";
      :sub_center = "241";

    double initial_time0_hours(initial_time0_hours=1);
      :units = "hours since 1800-01-01 00:00";
      :long_name = "initial time";

    double initial_time0_encoded(initial_time0_hours=1);
      :units = "yyyymmddhh.hh_frac";
      :long_name = "initial time encoded as double";

    float g0_lat_1(g0_lat_1=145);
      :La1 = 90.0f; // float
      :Lo1 = 0.0f; // float
      :La2 = -90.0f; // float
      :Lo2 = -1.25f; // float
      :Di = 1.25f; // float
      :Dj = 1.25f; // float
      :units = "degrees_north";
      :GridType = "Cylindrical Equidistant Projection Grid";
      :long_name = "latitude";

    float g0_lon_2(g0_lon_2=288);
      :La1 = 90.0f; // float
      :Lo1 = 0.0f; // float
      :La2 = -90.0f; // float
      :Lo2 = -1.25f; // float
      :Di = 1.25f; // float
      :Dj = 1.25f; // float
      :units = "degrees_east";
      :GridType = "Cylindrical Equidistant Projection Grid";
      :long_name = "longitude";

    char initial_time0(initial_time0_hours=1, ncl_strlen_0=18);
      :NCL_converted_from_type = "string";
      :units = "mm/dd/yyyy (hh:mm)";
      :long_name = "Initial time of first record";

  // global attributes:
  :creation_date = "Fri Jul 31 13:56:04 MDT 2020";
  :NCL_Version = "6.6.2";
  :system = "Linux casper34 3.10.0-1127.13.1.el7.x86_64 #1 SMP Tue Jun 23 15:46:38 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux";
  :Conventions = "None";
  :grib_source = "ll125.081_land.2014.collow440639.grb";
  :title = "NCL: convert-GRIB-to-netCDF";
}