{
    "Header": {
        "data_specs_version": "01.00.33",
        "cmor_version": "3.5",
        "table_id": "Table SIday",
        "realm": "seaIce",
        "table_date": "18 November 2020",
        "missing_value": "1e20",
        "int_missing_value": "-999",
        "product": "model-output",
        "approx_interval": "1.00000",
        "generic_levels": "",
        "mip_era": "CMIP6",
        "Conventions": "CF-1.7 CMIP-6.2"
    },
    "variable_entry": {
        "siconc": {
            "frequency": "day",
            "modeling_realm": "seaIce",
            "standard_name": "sea_ice_area_fraction",
            "units": "%",
            "cell_methods": "area: mean where sea time: mean",
            "cell_measures": "area: areacello",
            "long_name": "Sea-Ice Area Percentage (Ocean Grid)",
            "comment": "Percentage of grid cell covered by sea ice",
            "dimensions": "longitude latitude time typesi",
            "out_name": "siconc",
            "type": "real",
            "positive": "",
            "valid_min": "",
            "valid_max": "",
            "ok_min_mean_abs": "",
            "ok_max_mean_abs": ""
        },
        "siconca": {
            "frequency": "day",
            "modeling_realm": "seaIce",
            "standard_name": "sea_ice_area_fraction",
            "units": "%",
            "cell_methods": "area: time: mean",
            "cell_measures": "area: areacella",
            "long_name": "Sea-Ice Area Percentage (Atmospheric Grid)",
            "comment": "Percentage of grid cell covered by sea ice",
            "dimensions": "longitude latitude time typesi",
            "out_name": "siconca",
            "type": "real",
            "positive": "",
            "valid_min": "",
            "valid_max": "",
            "ok_min_mean_abs": "",
            "ok_max_mean_abs": ""
        },
        "sisnthick": {
            "frequency": "day",
            "modeling_realm": "seaIce",
            "standard_name": "surface_snow_thickness",
            "units": "m",
            "cell_methods": "area: mean where snow over sea_ice area: time: mean where sea_ice",
            "cell_measures": "area: areacello",
            "long_name": "Snow Thickness",
            "comment": "Actual thickness of snow (snow volume divided by snow-covered area)",
            "dimensions": "longitude latitude time",
            "out_name": "sisnthick",
            "type": "real",
            "positive": "",
            "valid_min": "",
            "valid_max": "",
            "ok_min_mean_abs": "",
            "ok_max_mean_abs": ""
        },
        "sispeed": {
            "frequency": "day",
            "modeling_realm": "seaIce",
            "standard_name": "sea_ice_speed",
            "units": "m s-1",
            "cell_methods": "area: time: mean where sea_ice (comment: mask=siconc)",
            "cell_measures": "area: areacello",
            "long_name": "Sea-Ice Speed",
            "comment": "Speed of ice (i.e. mean absolute velocity) to account for back-and-forth movement of the ice",
            "dimensions": "longitude latitude time",
            "out_name": "sispeed",
            "type": "real",
            "positive": "",
            "valid_min": "",
            "valid_max": "",
            "ok_min_mean_abs": "",
            "ok_max_mean_abs": ""
        },
        "sitemptop": {
            "frequency": "day",
            "modeling_realm": "seaIce",
            "standard_name": "sea_ice_surface_temperature",
            "units": "K",
            "cell_methods": "area: time: mean where sea_ice (comment: mask=siconc)",
            "cell_measures": "area: areacello",
            "long_name": "Surface Temperature of Sea Ice",
            "comment": "Report surface temperature of snow where snow covers the sea ice.",
            "dimensions": "longitude latitude time",
            "out_name": "sitemptop",
            "type": "real",
            "positive": "",
            "valid_min": "",
            "valid_max": "",
            "ok_min_mean_abs": "",
            "ok_max_mean_abs": ""
        },
        "sithick": {
            "frequency": "day",
            "modeling_realm": "seaIce ocean",
            "standard_name": "sea_ice_thickness",
            "units": "m",
            "cell_methods": "area: time: mean where sea_ice (comment: mask=siconc)",
            "cell_measures": "area: areacello",
            "long_name": "Sea Ice Thickness",
            "comment": "Actual (floe) thickness of sea ice (NOT volume divided by grid area as was done in CMIP5)",
            "dimensions": "longitude latitude time",
            "out_name": "sithick",
            "type": "real",
            "positive": "",
            "valid_min": "",
            "valid_max": "",
            "ok_min_mean_abs": "",
            "ok_max_mean_abs": ""
        },
        "sitimefrac": {
            "frequency": "day",
            "modeling_realm": "seaIce",
            "standard_name": "fraction_of_time_with_sea_ice_area_fraction_above_threshold",
            "units": "1",
            "cell_methods": "area: mean where sea time: mean",
            "cell_measures": "area: areacello",
            "long_name": "Fraction of Time Steps with Sea Ice",
            "comment": "Fraction of time steps of the averaging period during which sea ice is present (siconc >0 ) in a grid cell",
            "dimensions": "longitude latitude time",
            "out_name": "sitimefrac",
            "type": "real",
            "positive": "",
            "valid_min": "",
            "valid_max": "",
            "ok_min_mean_abs": "",
            "ok_max_mean_abs": ""
        },
        "siu": {
            "frequency": "day",
            "modeling_realm": "seaIce",
            "standard_name": "sea_ice_x_velocity",
            "units": "m s-1",
            "cell_methods": "area: time: mean where sea_ice (comment: mask=siconc)",
            "cell_measures": "--MODEL",
            "long_name": "X-Component of Sea-Ice Velocity",
            "comment": "The x-velocity of ice on native model grid",
            "dimensions": "longitude latitude time",
            "out_name": "siu",
            "type": "real",
            "positive": "",
            "valid_min": "",
            "valid_max": "",
            "ok_min_mean_abs": "",
            "ok_max_mean_abs": ""
        },
        "siv": {
            "frequency": "day",
            "modeling_realm": "seaIce",
            "standard_name": "sea_ice_y_velocity",
            "units": "m s-1",
            "cell_methods": "area: time: mean where sea_ice (comment: mask=siconc)",
            "cell_measures": "--MODEL",
            "long_name": "Y-Component of Sea-Ice Velocity",
            "comment": "The y-velocity of ice on native model grid",
            "dimensions": "longitude latitude time",
            "out_name": "siv",
            "type": "real",
            "positive": "",
            "valid_min": "",
            "valid_max": "",
            "ok_min_mean_abs": "",
            "ok_max_mean_abs": ""
        }
    }
}
