netcdf files/g/d629002/yt.oper.an.pl/2009/yt.oper.an.pl.regn400sc.d_155.20090430 {
  dimensions:
    lon = 1600;
    lat = 800;
    time = 4;
    isobaric = 25;
  variables:
    int GaussianLatLon_Projection;
      :grid_mapping_name = "latitude_longitude";
      :earth_radius = 6367470.0; // double

    float lat(lat=800);
      :units = "degrees_north";
      :gaussian_lats = "true";

    float lon(lon=1600);
      :units = "degrees_east";

    double time(time=4);
      :units = "Hour since 2009-04-30T00:00:00Z";
      :standard_name = "time";
      :long_name = "GRIB forecast or observation time";
      :calendar = "proleptic_gregorian";

    double reftime(time=4);
      :standard_name = "forecast_reference_time";
      :long_name = "GRIB reference time";
      :calendar = "proleptic_gregorian";
      :units = "Hour since 2009-04-30T00:00:00Z";

    float isobaric(isobaric=25);
      :units = "hPa";
      :long_name = "Isobaric surface";
      :positive = "down";
      :Grib_level_type = 100; // int

    float Divergence_isobaric(time=4, isobaric=25, lat=800, lon=1600);
      :long_name = "Divergence @ Isobaric surface";
      :units = "s**-1";
      :missing_value = NaNf; // float
      :grid_mapping = "GaussianLatLon_Projection";
      :coordinates = "reftime time isobaric lat lon ";
      :Grib_Variable_Id = "VAR_98-0-128-155_L100";
      :Grib1_Center = 98; // int
      :Grib1_Subcenter = 0; // int
      :Grib1_TableVersion = 128; // int
      :Grib1_Parameter = 155; // int
      :Grib1_Parameter_Name = "d";
      :Grib1_Level_Type = 100; // int
      :Grib1_Level_Desc = "Isobaric surface";
      :Grib1_Interval_Type = -1; // int
      :Grib1_Interval_Name = "Unknown Time Range Indicator -1";

  // global attributes:
  :Originating_or_generating_Center = "European Centre for Medium Range Weather Forecasts (ECMWF) (RSMC)";
  :Originating_or_generating_Subcenter = "0";
  :GRIB_table_version = "0,128";
  :file_format = "GRIB-1";
  :Conventions = "CF-1.6";
  :history = "Read using CDM IOSP GribCollection v3";
  :featureType = "GRID";
}