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  <attribute name="Conventions" value="CF-1.8, ACDD-1.3" />
  <attribute name="featureType" value="timeSeries" />
  <attribute name="title" value="Ground based in situ observations of high_vol_sampler at Waldhof (DE0002R)" />
  <attribute name="keywords" value="DE0002R, anthracene, pyrene, mass_concentration_of_phenanthrene_in_aerosol, mass_concentration_of_benzo_k_fluoranthene_in_aerosol, mass_concentration_of_inden_123cd_pyrene_in_aerosol, mass_concentration_of_anthracene_in_aerosol, dibenzo_ah_anthracene, mass_concentration_of_chrysene_triphenylene_in_aerosol, mass_concentration_of_fluoranthene_in_aerosol, mass_concentration_of_dibenzo_ah_anthracene_in_aerosol, benzo_k_fluoranthene, mass_concentration_of_benzo_ghi_perylene_in_aerosol, fluoranthene, mass_concentration_of_benz_a_anthracene_in_aerosol, EMEP, benzo_a_pyrene, phenanthrene, benz_a_anthracene, inden_123cd_pyrene, air+aerosol, mass_concentration_of_pyrene_in_aerosol, chrysene_triphenylene, mass_concentration_of_benzo_a_pyrene_in_aerosol, benzo_ghi_perylene, Waldhof" />
  <attribute name="id" value="97BR-AEQ9.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="EMEP" />
  <attribute name="acknowledgement" type="double" />
  <attribute name="doi" value="https://doi.org/10.48597/97BR-AEQ9" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Elke Bieber, anthracene, benz_a_anthracene, benzo_a_pyrene, benzo_ghi_perylene, benzo_k_fluoranthene, chrysene_triphenylene, dibenzo_ah_anthracene, fluoranthene, inden_123cd_pyrene, phenanthrene, pyrene - high_vol_sampler at Waldhof, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/97BR-AEQ9" />
  <attribute name="summary" value="Ground based in situ observations of high_vol_sampler at Waldhof (DE0002R). These measurements are gathered as a part of the following projects EMEP and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: anthracene in air+aerosol (mass_concentration_of_anthracene_in_aerosol), benz_a_anthracene in air+aerosol (mass_concentration_of_benz_a_anthracene_in_aerosol), benzo_a_pyrene in air+aerosol (mass_concentration_of_benzo_a_pyrene_in_aerosol), benzo_ghi_perylene in air+aerosol (mass_concentration_of_benzo_ghi_perylene_in_aerosol), benzo_k_fluoranthene in air+aerosol (mass_concentration_of_benzo_k_fluoranthene_in_aerosol), chrysene_triphenylene in air+aerosol (mass_concentration_of_chrysene_triphenylene_in_aerosol), dibenzo_ah_anthracene in air+aerosol (mass_concentration_of_dibenzo_ah_anthracene_in_aerosol), fluoranthene in air+aerosol (mass_concentration_of_fluoranthene_in_aerosol), inden_123cd_pyrene in air+aerosol (mass_concentration_of_inden_123cd_pyrene_in_aerosol), phenanthrene in air+aerosol (mass_concentration_of_phenanthrene_in_aerosol), pyrene in air+aerosol (mass_concentration_of_pyrene_in_aerosol)" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="DE03L, Umweltbundesamt, UBA-LA, Langen, Paul-Ehrlich-Str. 29, 63225, Langen, Germany" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2013-12-23T00:00:00 UTC" />
  <attribute name="date_metadata_modified" value="2013-12-23T00:00:00 UTC" />
  <attribute name="creator_name" value="Elke Bieber" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="" />
  <attribute name="creator_institution" value="" />
  <attribute name="contributor_name" value="Elke Bieber" />
  <attribute name="contributor_role" value="data submitter" />
  <attribute name="publisher_type" value="institution" />
  <attribute name="publisher_name" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_institution" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_email" value="ebas@nilu.no" />
  <attribute name="publisher_url" value="https://www.nilu.no/" />
  <attribute name="geospatial_bounds" value="POINT Z (52.802222 10.759444 74.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="52.802222" />
  <attribute name="geospatial_lat_max" type="double" value="52.802222" />
  <attribute name="geospatial_lon_min" type="double" value="10.759444" />
  <attribute name="geospatial_lon_max" type="double" value="10.759444" />
  <attribute name="geospatial_vertical_min" type="double" value="74.0" />
  <attribute name="geospatial_vertical_max" type="double" value="74.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2012-01-01T23:00:00 UTC" />
  <attribute name="time_coverage_end" value="2012-12-31T23:00:00 UTC" />
  <attribute name="time_coverage_duration" value="P0000-11-30T00:00:00" />
  <attribute name="time_coverage_resolution" value="P0000-01-00T00:00:00" />
  <attribute name="timezone" value="UTC" />
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  <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="ebas_citation" value="Elke Bieber, anthracene, benz_a_anthracene, benzo_a_pyrene, benzo_ghi_perylene, benzo_k_fluoranthene, chrysene_triphenylene, dibenzo_ah_anthracene, fluoranthene, inden_123cd_pyrene, phenanthrene, pyrene - high_vol_sampler at Waldhof, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/97BR-AEQ9" />
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  <attribute name="ebas_timezone" value="UTC" />
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  <attribute name="ebas_file_creation" value="2023-12-12T05:16:59.246495 UTC" />
  <attribute name="ebas_export_state" value="2018-12-10T13:30:00.000000 UTC" />
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  <attribute name="ebas_startdate" value="20120101230000" />
  <attribute name="ebas_revision_date" value="20131223000000" />
  <attribute name="ebas_statistics" value="arithmetic mean" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="1y" />
  <attribute name="ebas_resolution_code" value="1mo" />
  <attribute name="ebas_station_code" value="DE0002R" />
  <attribute name="ebas_platform_code" value="DE0002S" />
  <attribute name="ebas_station_name" value="Waldhof" />
  <attribute name="ebas_station_latitude" value="52.802222" />
  <attribute name="ebas_station_longitude" value="10.759444" />
  <attribute name="ebas_station_altitude" value="74.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_unit" value="ng/m3" />
  <attribute name="ebas_matrix" value="air+aerosol" />
  <attribute name="ebas_laboratory_code" value="DE03L" />
  <attribute name="ebas_instrument_type" value="high_vol_sampler" />
  <attribute name="ebas_instrument_name" value="hvs_02" />
  <attribute name="ebas_method_ref" value="DE03L_ICP_MS_HVS" />
  <attribute name="ebas_organization" value="DE03L, Umweltbundesamt, UBA-LA, Langen, Paul-Ehrlich-Str. 29, , 63225, Langen, Germany" />
  <attribute name="ebas_framework_acronym" value="EMEP" />
  <attribute name="ebas_framework_name" value="European Monitoring and Evaluation Programme" />
  <attribute name="ebas_framework_description" value="The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems." />
  <attribute name="ebas_framework_contact_name" value="Kjetil Tørseth" />
  <attribute name="ebas_framework_contact_email" value="kt@nilu.no" />
  <attribute name="ebas_originator" value="Bieber, Elke, , , , , , , , , " />
  <attribute name="ebas_submitter" value="Bieber, Elke, , , , , , , , , " />
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  <attribute name="Metadata_Conventions" value="Unidata Dataset Discovery v1.0" />
  <attribute name="geospatial_lat_units" value="degrees_north" />
  <attribute name="geospatial_lon_units" value="degrees_east" />
  <attribute name="comment" value="{&#xA;    &quot;Data definition&quot;: &quot;EBAS_1.1&quot;,&#xA;    &quot;Data license&quot;: &quot;https://creativecommons.org/licenses/by/4.0/&quot;,&#xA;    &quot;Citation&quot;: &quot;Elke Bieber, anthracene, benz_a_anthracene, benzo_a_pyrene, benzo_ghi_perylene, benzo_k_fluoranthene, chrysene_triphenylene, dibenzo_ah_anthracene, fluoranthene, inden_123cd_pyrene, phenanthrene, pyrene - high_vol_sampler at Waldhof, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/97BR-AEQ9&quot;,&#xA;    &quot;Set type code&quot;: &quot;TI&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;97BR-AEQ9.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/97BR-AEQ9&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/97BR-AEQ9&quot;,&#xA;    &quot;File creation&quot;: &quot;2023-12-12T05:16:59.246495 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2018-12-10T13:30:00.000000 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;20120101230000&quot;,&#xA;    &quot;Revision date&quot;: &quot;20131223000000&quot;,&#xA;    &quot;Statistics&quot;: &quot;arithmetic mean&quot;,&#xA;    &quot;Data level&quot;: &quot;2&quot;,&#xA;    &quot;Period code&quot;: &quot;1y&quot;,&#xA;    &quot;Resolution code&quot;: &quot;1mo&quot;,&#xA;    &quot;Station code&quot;: &quot;DE0002R&quot;,&#xA;    &quot;Platform code&quot;: &quot;DE0002S&quot;,&#xA;    &quot;Station name&quot;: &quot;Waldhof&quot;,&#xA;    &quot;Station latitude&quot;: &quot;52.802222&quot;,&#xA;    &quot;Station longitude&quot;: &quot;10.759444&quot;,&#xA;    &quot;Station altitude&quot;: &quot;74.0 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Unit&quot;: &quot;ng/m3&quot;,&#xA;    &quot;Matrix&quot;: &quot;air+aerosol&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;DE03L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;high_vol_sampler&quot;,&#xA;    &quot;Instrument name&quot;: &quot;hvs_02&quot;,&#xA;    &quot;Method ref&quot;: &quot;DE03L_ICP_MS_HVS&quot;,&#xA;    &quot;Organization&quot;: &quot;DE03L, Umweltbundesamt, UBA-LA, Langen, Paul-Ehrlich-Str. 29, , 63225, Langen, Germany&quot;,&#xA;    &quot;Framework acronym&quot;: &quot;EMEP&quot;,&#xA;    &quot;Framework name&quot;: &quot;European Monitoring and Evaluation Programme&quot;,&#xA;    &quot;Framework description&quot;: &quot;The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems.&quot;,&#xA;    &quot;Framework contact name&quot;: &quot;Kjetil Tørseth&quot;,&#xA;    &quot;Framework contact email&quot;: &quot;kt@nilu.no&quot;,&#xA;    &quot;Originator&quot;: &quot;Bieber, Elke, , , , , , , , , &quot;,&#xA;    &quot;Submitter&quot;: &quot;Bieber, Elke, , , , , , , , , &quot;&#xA;}" />
  <attribute name="standard_name_vocabulary" value="CF-1.7, ACDD-1.3" />
  <attribute name="history" value="None" />
  <attribute name="creator_url" value="ebas.nilu.no" />
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  <dimension name="time" length="12" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="1" />
  <dimension name="anthracene_qc_flags" length="1" />
  <dimension name="benz_a_anthracene_qc_flags" length="1" />
  <dimension name="benzo_a_pyrene_qc_flags" length="1" />
  <dimension name="benzo_ghi_perylene_qc_flags" length="1" />
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  <dimension name="dibenzo_ah_anthracene_qc_flags" length="1" />
  <dimension name="fluoranthene_qc_flags" length="1" />
  <dimension name="inden_123cd_pyrene_qc_flags" length="1" />
  <dimension name="phenanthrene_qc_flags" length="1" />
  <dimension name="pyrene_qc_flags" length="1" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2012-01-16T23:00:00Z" />
    <attribute name="time_coverage_end" value="2012-12-16T23:00:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="2631272.0" />
    <attribute name="time_coverage_duration" value="P0Y0M335DT0H0M0.000S" />
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    <attribute name="metadata_creation" value="2026-05-18" />
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    <attribute name="long_name" value="time bounds for measurement" />
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    <attribute name="long_name" value="time bounds for ebas metadata intervals" />
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    <attribute name="ebas_data_level" value="2" />
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    <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="pyrene_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" />
  </variable>
  <variable name="metadata_time" shape="metadata_time" type="double">
    <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>
