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  <attribute name="title" value="Ground based in situ observations of filter_absorption_photometer at Ispra (IT0004R)" />
  <attribute name="keywords" value="aerosol, GAW-WDCA, ACTRIS, Ispra, IT0004R, EUSAAR, aerosol_absorption_coefficient, EMEP" />
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  <attribute name="doi" value="https://doi.org/10.48597/TEB7-QW66" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="JP Putaud, JP Putaud, JP Putaud, JP Putaud, aerosol_absorption_coefficient - filter_absorption_photometer at Ispra, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/TEB7-QW66" />
  <attribute name="summary" value="Ground based in situ observations of filter_absorption_photometer at Ispra (IT0004R). These measurements are gathered as a part of the following projects ACTRIS, EMEP, EUSAAR, GAW-WDCA and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: aerosol_absorption_coefficient in aerosol, aerosol_absorption_coefficient in aerosol, aerosol_absorption_coefficient in aerosol" />
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  <attribute name="institution" value="IT04L, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, 21027, Ispra, Italy" />
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  <attribute name="creator_email" value="jean.putaud@jrc.ec.europa.eu, jean.putaud@jrc.ec.europa.eu, jean.putaud@jrc.ec.europa.eu, jean.putaud@jrc.ec.europa.eu" />
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  <attribute name="ebas_laboratory_code" value="IT04L" />
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  <variable name="aerosol_absorption_coefficient_prec1587_qc" shape="aerosol_absorption_coefficient_prec1587_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="aerosol_absorption_coefficient_prec1587_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="aerosol_absorption_coefficient_perc8413" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="volume_absorption_coefficient_in_air_due_to_dried_aerosol_particles" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/Mm" />
    <attribute name="ancillary_variables" value="aerosol_absorption_coefficient_perc8413_qc aerosol_absorption_coefficient_perc8413_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20120725000000" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_station_code" value="IT0004R" />
    <attribute name="ebas_platform_code" value="IT0004S" />
    <attribute name="ebas_station_name" value="Ispra" />
    <attribute name="ebas_station_wdca_id" value="GAWAIT__IPR" />
    <attribute name="ebas_station_gaw_id" value="IPR" />
    <attribute name="ebas_station_gaw_name" value="Ispra" />
    <attribute name="ebas_station_land_use" value="Other" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.8" />
    <attribute name="ebas_station_longitude" value="8.633333" />
    <attribute name="ebas_station_altitude" value="209.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="aerosol_absorption_coefficient" />
    <attribute name="ebas_unit" value="1/Mm" />
    <attribute name="ebas_matrix" value="aerosol" />
    <attribute name="ebas_laboratory_code" value="IT04L" />
    <attribute name="ebas_instrument_type" value="filter_absorption_photometer" />
    <attribute name="ebas_instrument_name" value="MAAP-5012_118" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="5012" />
    <attribute name="ebas_method_ref" value="IT04L_bc" />
    <attribute name="ebas_organization" value="IT04L, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
  </variable>
  <variable name="aerosol_absorption_coefficient_perc8413_qc" shape="aerosol_absorption_coefficient_perc8413_qc_flags time" type="int">
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    <attribute name="standard_name" value="status_flag" />
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    <attribute name="units" value="1" />
  </variable>
  <variable name="aerosol_absorption_coefficient_perc8413_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="time" shape="time" type="double">
    <attribute name="long_name" value="time of measurement" />
    <attribute name="standard_name" value="time" />
    <attribute name="units" value="days since 1900-01-01 00:00:00 UTC" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="gregorian" />
    <attribute name="bounds" value="time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
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    <attribute name="long_name" value="time of ebas metadata intervals" />
    <attribute name="standard_name" value="time" />
    <attribute name="units" value="days since 1900-01-01 00:00:00 UTC" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="gregorian" />
    <attribute name="bounds" value="metadata_time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
  </variable>
</netcdf>
