NetCDF Header

Data for manuscript "Modes of Variability in E3SM and CESM Large Ensembles"


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netcdf file:///data/6c637bd3-23d3-438a-a37b-d323d3238a74/NASA_CDR_NH.cvdp_data.1979-2016.nc-20230815-161335Z-667bbdc6-5d69-47c4-bbbd-c65d69f7c4ee {
  dimensions:
    TIME = 38;
    i = 304;
    j = 448;
    time = 456;
    time_mon2 = 12;
  variables:
    int TIME(TIME=38);
      :calendar = "standard";
      :standard_name = "time";
      :long_name = "time";
      :units = "YYYY";

    float i(i=304);
      :valid_range = -3850000.0f, 3750000.0f; // float
      :units = "meters";
      :long_name = "projection_grid_x_centers";
      :standard_name = "projection_x_coordinate";
      :axis = "X";

    float j(j=448);
      :valid_range = -5350000.0f, 5850000.0f; // float
      :units = "meters";
      :long_name = "projection_grid_y_centers";
      :standard_name = "projection_y_coordinate";
      :axis = "Y";

    double lat2d_ice_nh(j=448, i=304);
      :_FillValue = -999.0; // double
      :missing_value = -999.0; // double
      :long_name = "Northern Hemisphere ice grid 2-dimensional latitudes";

    double lon2d_ice_nh(j=448, i=304);
      :_FillValue = -999.0; // double
      :missing_value = -999.0; // double
      :long_name = "Northern Hemisphere ice grid 2-dimensional longitudes";

    float siconc_nh_extent_ann(TIME=38);
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue_original = -1B; // byte
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :grid_mapping = "projection";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :units = "10^12 m2";
      :standard_name = "sea_ice_area_fraction";
      :long_name = "Northern Hemisphere siconc extent timeseries (annual)";
      :_Unsigned = "true";
      :flag_settings = "All flag_values set to _FillValue";
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :j = 5837500.0f; // float
      :i = -3837500.0f; // float
      :pole_hole_area_included = 1; // int
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_extent_anom_mon(time=456);
      :pole_hole_area_included = 1; // int
      :i = -3837500.0f; // float
      :j = 5837500.0f; // float
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc extent anomaly timeseries (monthly)";
      :standard_name = "sea_ice_area_fraction";
      :units = "10^12 m2";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :_FillValue = 1.0E20f; // float
      :valid_range = 0.0f, 1.0f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_extent_climo(time_mon2=12);
      :_FillValue = 1.0E20f; // float
      :pole_hole_area_included = 1; // int
      :i = -3837500.0f; // float
      :j = 5837500.0f; // float
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc extent climatology";
      :standard_name = "sea_ice_area_fraction";
      :units = "10^12 m2";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_extent_djf(TIME=38);
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue_original = -1B; // byte
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :grid_mapping = "projection";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :units = "10^12 m2";
      :standard_name = "sea_ice_area_fraction";
      :long_name = "Northern Hemisphere siconc extent timeseries (DJF)";
      :_Unsigned = "true";
      :flag_settings = "All flag_values set to _FillValue";
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :j = 5837500.0f; // float
      :i = -3837500.0f; // float
      :pole_hole_area_included = 1; // int
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_extent_feb(TIME=38);
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue_original = -1B; // byte
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :grid_mapping = "projection";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :units = "10^12 m2";
      :standard_name = "sea_ice_area_fraction";
      :long_name = "Northern Hemisphere siconc extent timeseries (February)";
      :_Unsigned = "true";
      :flag_settings = "All flag_values set to _FillValue";
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :j = 5837500.0f; // float
      :i = -3837500.0f; // float
      :pole_hole_area_included = 1; // int
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_extent_jas(TIME=38);
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue_original = -1B; // byte
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :grid_mapping = "projection";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :units = "10^12 m2";
      :standard_name = "sea_ice_area_fraction";
      :long_name = "Northern Hemisphere siconc extent timeseries (JAS)";
      :_Unsigned = "true";
      :flag_settings = "All flag_values set to _FillValue";
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :j = 5837500.0f; // float
      :i = -3837500.0f; // float
      :pole_hole_area_included = 1; // int
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_extent_jfm(TIME=38);
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue_original = -1B; // byte
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :grid_mapping = "projection";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :units = "10^12 m2";
      :standard_name = "sea_ice_area_fraction";
      :long_name = "Northern Hemisphere siconc extent timeseries (JFM)";
      :_Unsigned = "true";
      :flag_settings = "All flag_values set to _FillValue";
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :j = 5837500.0f; // float
      :i = -3837500.0f; // float
      :pole_hole_area_included = 1; // int
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_extent_jja(TIME=38);
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue_original = -1B; // byte
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :grid_mapping = "projection";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :units = "10^12 m2";
      :standard_name = "sea_ice_area_fraction";
      :long_name = "Northern Hemisphere siconc extent timeseries (JJA)";
      :_Unsigned = "true";
      :flag_settings = "All flag_values set to _FillValue";
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :j = 5837500.0f; // float
      :i = -3837500.0f; // float
      :pole_hole_area_included = 1; // int
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_extent_mam(TIME=38);
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue_original = -1B; // byte
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :grid_mapping = "projection";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :units = "10^12 m2";
      :standard_name = "sea_ice_area_fraction";
      :long_name = "Northern Hemisphere siconc extent timeseries (MAM)";
      :_Unsigned = "true";
      :flag_settings = "All flag_values set to _FillValue";
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :j = 5837500.0f; // float
      :i = -3837500.0f; // float
      :pole_hole_area_included = 1; // int
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_extent_mar(TIME=38);
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue_original = -1B; // byte
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :grid_mapping = "projection";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :units = "10^12 m2";
      :standard_name = "sea_ice_area_fraction";
      :long_name = "Northern Hemisphere siconc extent timeseries (March)";
      :_Unsigned = "true";
      :flag_settings = "All flag_values set to _FillValue";
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :j = 5837500.0f; // float
      :i = -3837500.0f; // float
      :pole_hole_area_included = 1; // int
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_extent_mon(time=456);
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :_FillValue_original = -1B; // byte
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :grid_mapping = "projection";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :units = "10^12 m2";
      :standard_name = "sea_ice_area_fraction";
      :long_name = "Northern Hemisphere siconc extent timeseries (monthly)";
      :_Unsigned = "true";
      :flag_settings = "All flag_values set to _FillValue";
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :j = 5837500.0f; // float
      :i = -3837500.0f; // float
      :pole_hole_area_included = 1; // int
      :missing_value = 1.0E20f; // float

    float siconc_nh_extent_oct(TIME=38);
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue_original = -1B; // byte
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :grid_mapping = "projection";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :units = "10^12 m2";
      :standard_name = "sea_ice_area_fraction";
      :long_name = "Northern Hemisphere siconc extent timeseries (October)";
      :_Unsigned = "true";
      :flag_settings = "All flag_values set to _FillValue";
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :j = 5837500.0f; // float
      :i = -3837500.0f; // float
      :pole_hole_area_included = 1; // int
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_extent_sep(TIME=38);
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue_original = -1B; // byte
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :grid_mapping = "projection";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :units = "10^12 m2";
      :standard_name = "sea_ice_area_fraction";
      :long_name = "Northern Hemisphere siconc extent timeseries (September)";
      :_Unsigned = "true";
      :flag_settings = "All flag_values set to _FillValue";
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :j = 5837500.0f; // float
      :i = -3837500.0f; // float
      :pole_hole_area_included = 1; // int
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_extent_son(TIME=38);
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue_original = -1B; // byte
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :grid_mapping = "projection";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :units = "10^12 m2";
      :standard_name = "sea_ice_area_fraction";
      :long_name = "Northern Hemisphere siconc extent timeseries (SON)";
      :_Unsigned = "true";
      :flag_settings = "All flag_values set to _FillValue";
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :j = 5837500.0f; // float
      :i = -3837500.0f; // float
      :pole_hole_area_included = 1; // int
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_spatialmean_ann(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc climatology (annual)";
      :standard_name = "sea_ice_area_fraction";
      :units = "%";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_spatialmean_djf(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc climatology (DJF)";
      :standard_name = "sea_ice_area_fraction";
      :units = "%";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :_FillValue = 1.0E20f; // float
      :valid_range = 0.0f, 1.0f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_spatialmean_jas(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc climatology (JAS)";
      :standard_name = "sea_ice_area_fraction";
      :units = "%";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_spatialmean_jfm(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc climatology (JFM)";
      :standard_name = "sea_ice_area_fraction";
      :units = "%";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_spatialmean_jja(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc climatology (JJA)";
      :standard_name = "sea_ice_area_fraction";
      :units = "%";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_spatialmean_mam(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc climatology (MAM)";
      :standard_name = "sea_ice_area_fraction";
      :units = "%";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_spatialmean_son(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc climatology (SON)";
      :standard_name = "sea_ice_area_fraction";
      :units = "%";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_spatialstddev_ann(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc standard deviation (annual)";
      :standard_name = "sea_ice_area_fraction";
      :units = "%";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_spatialstddev_djf(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc standard deviation (DJF)";
      :standard_name = "sea_ice_area_fraction";
      :units = "%";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_spatialstddev_jas(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc standard deviation (JAS)";
      :standard_name = "sea_ice_area_fraction";
      :units = "%";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_spatialstddev_jfm(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc standard deviation (JFM)";
      :standard_name = "sea_ice_area_fraction";
      :units = "%";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_spatialstddev_jja(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc standard deviation (JJA)";
      :standard_name = "sea_ice_area_fraction";
      :units = "%";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_spatialstddev_mam(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc standard deviation (MAM)";
      :standard_name = "sea_ice_area_fraction";
      :units = "%";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_spatialstddev_son(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc standard deviation (SON)";
      :standard_name = "sea_ice_area_fraction";
      :units = "%";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_trends_ann(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc linear trends (annual)";
      :standard_name = "sea_ice_area_fraction";
      :units = "% 38yr~S~-1~N~";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_trends_djf(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc linear trends (DJF)";
      :standard_name = "sea_ice_area_fraction";
      :units = "% 38yr~S~-1~N~";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :_FillValue = 1.0E20f; // float
      :valid_range = 0.0f, 1.0f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_trends_jas(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc linear trends (JAS)";
      :standard_name = "sea_ice_area_fraction";
      :units = "% 38yr~S~-1~N~";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_trends_jfm(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc linear trends (JFM)";
      :standard_name = "sea_ice_area_fraction";
      :units = "% 38yr~S~-1~N~";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_trends_jja(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc linear trends (JJA)";
      :standard_name = "sea_ice_area_fraction";
      :units = "% 38yr~S~-1~N~";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_trends_mam(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc linear trends (MAM)";
      :standard_name = "sea_ice_area_fraction";
      :units = "% 38yr~S~-1~N~";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float siconc_nh_trends_son(j=448, i=304);
      :pole_hole_area = 197811.0f, 198708.0f, 1.17282295E12f, 198709.0f, 200712.0f, 3.03857992E11f, 200801.0f, 201702.0f, 2.77589996E10f; // float
      :flag_settings = "All flag_values set to _FillValue";
      :_Unsigned = "true";
      :long_name = "Northern Hemisphere siconc linear trends (SON)";
      :standard_name = "sea_ice_area_fraction";
      :units = "% 38yr~S~-1~N~";
      :coordinates = "lat2d_ice_nh lon2d_ice_nh";
      :flag_values = -5B, -4B, -3B, -2B, -1B; // byte
      :flag_meanings = "pole_hole lakes coastal land_mask missing_data";
      :datum = "+ellps=urn:ogc:def:crs:EPSG::4326";
      :grid_mapping = "projection";
      :reference = "http://nsidc.org/data/nsidc-0051.html http://nsidc.org/data/nsidc-0079.html";
      :_FillValue_original = -1B; // byte
      :valid_range = 0.0f, 1.0f; // float
      :_FillValue = 1.0E20f; // float
      :missing_value = 1.0E20f; // float

    float time(time=456);
      :units = "months since 1979-01-15 00:00:00";
      :calendar = "standard";
      :long_name = "Time";
      :standard_name = "time";

    int time_mon2(time_mon2=12);
      :calendar = "standard";
      :standard_name = "time";
      :long_name = "Time";
      :units = "months since 0000-01-01 00:00:00";

  // global attributes:
  :source = "NCAR Climate Analysis Section\'s Climate Variability Diagnostics Package v1.0.0";
  :notes = "Data from NASA CDR NH Ensemble Mean from 1979-2016";
  :climatology = "1979-2016 climatology removed prior to all calculations (other than means)";
  :Conventions = "CF-1.6";
  :history = "Wed Jul 26 19:07:02 2023: ncks -O /glade/campaign/cgd/amp/jcaron/cvdp-le/output/cesm_e3sm_hist/1920-2020_final/NASA_CDR_NH.cvdp_data.1979-2016.nc /glade/campaign/cgd/amp/jcaron/cvdp-le/output/cesm_e3sm_hist/1920-2020_final/NASA_CDR_NH.cvdp_data.1979-2016.nc";
  :NCO = "netCDF Operators version 5.1.4 (Homepage = http://nco.sf.net, Code = http://github.com/nco/nco)";
}