Attributes {
 s {
  DLI_STD {
    Float32 _FillValue -999.0;
    Float32 actual_range 0.031, 39.079;
    Float64 colorBarMaximum 50.0;
    Float64 colorBarMinimum 0.0;
    String long_name "Standard deviation of the hourly average";
    String sdn_parameter_urn "SDN:P07::";
    String sdn_uom_name "Watts per square metre";
    String sdn_uom_uri "https://vocab.nerc.ac.uk/collection/P06/current/UFAA/";
    String sdn_uom_urn "SDN:P06::UFAA";
    String units "W m-2";
  }
  longitude {
    String _CoordinateAxisType "Lon";
    Float32 actual_range -68.8, -68.8;
    String ancillary_variables "POSITION_QC";
    String axis "X";
    Float64 colorBarMaximum 180.0;
    Float64 colorBarMinimum -180.0;
    String ioos_category "Location";
    String long_name "longitude of measurements";
    String sdn_P02_urn "SDN:P02::ALAT";
    String sdn_parameter_name "Longitude east";
    String sdn_parameter_uri "https://vocab.nerc.ac.uk/collection/P01/current/ALONZZ01/";
    String sdn_parameter_urn "SDN:P01::ALONZZ01";
    String sdn_uom_name "Degrees east";
    String sdn_uom_uri "https://vocab.nerc.ac.uk/collection/P06/current/DEGE/";
    String sdn_uom_urn "SDN:P06::DEGE";
    String standard_name "longitude";
    String units "degrees_east";
  }
  time {
    String _CoordinateAxisType "Time";
    Float64 actual_range 1.6015104e+9, 1.6962012e+9;
    String ancillary_variables "TIME_QC";
    String axis "T";
    String calendar "proleptic_gregorian";
    String cf_role "timeseries_id";
    String ioos_category "Time";
    String long_name "time of measurements";
    String sdn_P02_urn "SDN:P02::AYMD";
    String sdn_parameter_name "Elapsed time relative to 1970-01-01T00:00:00Z";
    String sdn_parameter_uri "https://vocab.nerc.ac.uk/collection/P01/current/ELTMEP01/";
    String sdn_parameter_urn "SDN:P01::ELTMEP01";
    String sdn_uom_name "Seconds";
    String sdn_uom_uri "https://vocab.nerc.ac.uk/collection/P06/current/UTBB/";
    String sdn_uom_urn "SDN:P06::UTBB";
    String standard_name "time";
    String time_origin "01-JAN-1970 00:00:00";
    String units "seconds since 1970-01-01T00:00:00Z";
  }
  latitude {
    String _CoordinateAxisType "Lat";
    Float32 actual_range 76.5, 76.5;
    String ancillary_variables "POSITION_QC";
    String axis "Y";
    Float64 colorBarMaximum 90.0;
    Float64 colorBarMinimum -90.0;
    String ioos_category "Location";
    String long_name "latitude of measurements";
    String sdn_P02_urn "SDN:P02::ALAT";
    String sdn_parameter_name "Latitude north";
    String sdn_parameter_uri "https://vocab.nerc.ac.uk/collection/P01/current/ALATZZ01/";
    String sdn_parameter_urn "SDN:P01::ALATZZ01";
    String sdn_uom_name "Degrees north";
    String sdn_uom_uri "https://vocab.nerc.ac.uk/collection/P06/current/DEGN/";
    String sdn_uom_urn "SDN:P06::DEGN";
    String standard_name "latitude";
    String units "degrees_north";
  }
  DLI_AVG {
    Float32 _FillValue -999.0;
    Float32 actual_range 107.424, 354.423;
    String ancillary_variables "DLI_STD";
    Float64 colorBarMaximum 500.0;
    Float64 colorBarMinimum -500.0;
    String long_name "Surface Downwelling Longwave Radiation";
    String sdn_parameter_name "surface_downwelling_longwave_flux_in_air";
    String sdn_parameter_uri "https://vocab.nerc.ac.uk/collection/P07/current/CFSN0279/";
    String sdn_parameter_urn "SDN:P07::CFSN0279";
    String sdn_uom_name "Watts per square metre";
    String sdn_uom_uri "https://vocab.nerc.ac.uk/collection/P06/current/UFAA/";
    String sdn_uom_urn "SDN:P06::UFAA";
    String standard_name "surface_downwelling_longwave_flux_in_air";
    String units "W m-2";
  }
 }
  NC_GLOBAL {
    String cdm_data_type "TimeSeries";
    String cdm_timeseries_variables "latitude,longitude,time";
    String citation "Meloni D. , Di Sarra A., Pace G., Di Iorio T., Muscari G., Iaccarino A., Cali Quaglia F. (2021). Downward Longwave Irradiance at the Thule High Arctic Atmospheric Observatory during MACMAP (THAAO_DLI_MACMAP) [Data set]. Agenzia Nazionale per le nuove tecnologie, l energia e lo sviluppo economico sostenibile (ENEA). https://doi.org/10.13127/thaao/dli_macmap";
    String contributor_name "Daniela Meloni, Alcide Di Sarra, Giandomenico Pace, Tatiana Di Iorio, Giovanni Muscari, Antonio Iaccarino, Filippo Cali Quaglia";
    String contributor_url "0000-0002-2171-1296, 0000-0002-2405-2898, 0000-0002-3208-6756, 0000-0001-8872-8917, 0000-0001-6326-2612, 0000-0002-5010-4807, 0000-0001-5557-1626";
    String Conventions "CF-1.60, COARDS, SeaDataNet_1.0, ACDD-1.3";
    String creator_name "Istituto Nazionale Geofisica e Vulcanologia - Sede di Bologna";
    String creator_url "www.bo.ingv.it";
    String data_mode "R";
    String doi "10.13127/thaao/dli_macmap";
    Float64 Easternmost_Easting -68.8;
    String featureType "TimeSeries";
    Float64 geospatial_lat_max 76.5;
    Float64 geospatial_lat_min 76.5;
    String geospatial_lat_units "degrees_north";
    Float64 geospatial_lon_max -68.8;
    Float64 geospatial_lon_min -68.8;
    String geospatial_lon_units "degrees_east";
    String geospatial_vertical_units "m";
    String history "2025-10-02T12:40:32Z (local files)
2025-10-02T12:40:32Z http://oceano.bo.ingv.it/erddap/tabledap/THAAO_DLI_MACMAP.das";
    String info_url "https://www.thuleatmos-it.it/dataaccess/DLI_MACMAP/";
    String infoUrl "https://data.ingv.it/dataset/485#additional-metadata";
    String institution "Italian National Agency for New Technologies, Energy and Sustainable Economic Development, National Institute of Geophysics and Volcanology";
    String institution_edmo_code "135, 3917";
    String institution_edmo_uri "https://edmo.seadatanet.org/report/135, https://edmo.seadatanet.org/report/3917";
    String institution_ror_uri "https://ror.org/02an8es95,  https://ror.org/00qps9a02";
    String keywords "agency, air, atmosphere, atmospheric, average, data, development, deviation, DLI_AVG, DLI_STD, downward, downwelling, earth, Earth Science > Atmosphere > Atmospheric Radiation > Longwave Radiation, Earth Science > Atmosphere > Atmospheric Radiation > Solar Irradiance > Shortwave Downward Irradiance, economic, energy, flux, geophysics, hour, hourly, institute, irradiance, italian, latitude, longitude, longwave, MACMAP, national, new, radiation, science, shortwave, solar, standard, surface, surface_downwelling_longwave_flux_in_air, sustainable, technologies, thaao, time, volcanology";
    String keywords_vocabulary "GCMD Science Keywords";
    String license "CC-BY-4.0";
    String license_uri "https://spdx.org/licenses/CC-BY-4.0.json";
    String netcdf_version "netCDF-4 classic model";
    Float64 Northernmost_Northing 76.5;
    String principal_investigator "Daniela Meloni";
    String principal_investigator_email "daniela.meloni at enea.it";
    String project "PRA2019-0009 - ECAPAC - Effects of changing albedo and precipitation on the Arctic climate, PNRA 18/00122 - C - CLARA2, Nubi e radiazione in Artide ed in Antartide, PNRA 14/00016 - Linea B_OASIS-YOPP: Osservazioni della Stratosfera Artica a sostegno di YOPP, Collaborazione Base THULE, Dipartimentale INGV MACMAP, PNRA 2013/C3.03 - SVAAP - Studio del Vapor Acqueo nell'Atmosfera Polare in ambito NDACC-SVAAP, PNRA 2009/A3.04 - Osservazioni dei cambiamenti chimici e fisici nelle atmosfere polari delle stazioni NDACC";
    String references "https://data.ingv.it/dataset/485#additional-metadata";
    String source "Observational type: Kipp&Zonen CMP21 pyranometer and CGR4 pyrgeometer";
    String sourceUrl "(local files)";
    Float64 Southernmost_Northing 76.5;
    String standard_name_vocabulary "CF Standard Name Table v70";
    String subsetVariables "longitude, latitude";
    String summary "Downward Longwave Irradiance at the Thule High Arctic Atmospheric Observatory during MACMAP project.";
    String time_coverage_end "2023-10-01T23:00:00Z";
    String time_coverage_start "2020-10-01T00:00:00Z";
    String title "THAAO Downward Longwave Irradiance data";
    Float64 Westernmost_Easting -68.8;
  }
}