<?xml version="1.0" encoding="UTF-8"?>
<netcdf xmlns="http://www.unidata.ucar.edu/namespaces/netcdf/ncml-2.2" location="Not provided because of security concerns.">
  <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 sum_nitric_acid_and_nitrate at Råö (SE0014R) using filter_3pack" />
  <attribute name="keywords" value="Råö, SE0014R, HELCOM, mass_concentration_of_sum_nitric_acid_and_nitrate_expressed_as_nitrogen_in_aerosol, CAMP, EMEP_preliminary, sum_nitric_acid_and_nitrate, air+aerosol, EMEP" />
  <attribute name="id" value="MCRG-K5P5.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="CAMP, EMEP, EMEP_preliminary, HELCOM" />
  <attribute name="acknowledgement" type="double" />
  <attribute name="doi" value="https://doi.org/10.48597/MCRG-K5P5" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Karin Sjoberg, Karin Sjøberg, Karin Sjoberg, Karin Sjöberg, Karin Sjöberg, sum_nitric_acid_and_nitrate - filter_3pack at Råö, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/MCRG-K5P5" />
  <attribute name="summary" value="Ground based in situ observations of sum_nitric_acid_and_nitrate at Råö (SE0014R) using filter_3pack. These measurements are gathered as a part of the following projects CAMP, EMEP, EMEP_preliminary, HELCOM and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: sum_nitric_acid_and_nitrate in air+aerosol (mass_concentration_of_sum_nitric_acid_and_nitrate_expressed_as_nitrogen_in_aerosol)" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="SE01L, Swedish Environmental Research Institute, IVL, P.O.Box 47086, S-402 58 GÖTEBORG, Sweden" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2018-07-20T08:00:50 UTC" />
  <attribute name="date_metadata_modified" value="2018-07-20T08:00:50 UTC" />
  <attribute name="creator_name" value="Karin Sjoberg, Karin Sjøberg, Karin Sjoberg, Karin Sjöberg, Karin Sjöberg" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value=", , , , " />
  <attribute name="creator_institution" value=", , , , " />
  <attribute name="contributor_name" value="Karin Sjoberg, Karin Sjøberg, Karin Sjoberg, Karin Sjöberg, Karin Sjöberg" />
  <attribute name="contributor_role" value="data submitter, data submitter, data submitter, data submitter, 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 (57.394 11.914 5.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="57.394" />
  <attribute name="geospatial_lat_max" type="double" value="57.394" />
  <attribute name="geospatial_lon_min" type="double" value="11.914" />
  <attribute name="geospatial_lon_max" type="double" value="11.914" />
  <attribute name="geospatial_vertical_min" type="double" value="5.0" />
  <attribute name="geospatial_vertical_max" type="double" value="5.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2013-01-01T06:00:00 UTC" />
  <attribute name="time_coverage_end" value="2018-01-01T06:00:00 UTC" />
  <attribute name="time_coverage_duration" value="P0005-00-00T00:00:00" />
  <attribute name="time_coverage_resolution" value="P0000-00-01T00:00:00" />
  <attribute name="timezone" value="UTC" />
  <attribute name="ebas_data_definition" value="EBAS_1.1" />
  <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="ebas_citation" value="Karin Sjoberg, Karin Sjøberg, Karin Sjoberg, Karin Sjöberg, Karin Sjöberg, sum_nitric_acid_and_nitrate - filter_3pack at Råö, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/MCRG-K5P5" />
  <attribute name="ebas_set_type_code" value="TU" />
  <attribute name="ebas_timezone" value="UTC" />
  <attribute name="ebas_file_name" value="MCRG-K5P5.nc" />
  <attribute name="ebas_represents_doi" value="https://doi.org/10.48597/MCRG-K5P5" />
  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/MCRG-K5P5" />
  <attribute name="ebas_file_creation" value="2023-12-10T16:23:40.709223 UTC" />
  <attribute name="ebas_export_state" value="2018-12-10T13:30:00.000000 UTC" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="20130101060000" />
  <attribute name="ebas_revision_date" value="20180720080050" />
  <attribute name="ebas_statistics" value="arithmetic mean" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="5y" />
  <attribute name="ebas_resolution_code" value="1d" />
  <attribute name="ebas_station_code" value="SE0014R" />
  <attribute name="ebas_platform_code" value="SE0014S" />
  <attribute name="ebas_station_name" value="Råö" />
  <attribute name="ebas_station_latitude" value="57.394" />
  <attribute name="ebas_station_longitude" value="11.914" />
  <attribute name="ebas_station_altitude" value="5.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_component" value="sum_nitric_acid_and_nitrate" />
  <attribute name="ebas_unit" value="ug N/m3" />
  <attribute name="ebas_matrix" value="air+aerosol" />
  <attribute name="ebas_laboratory_code" value="SE01L" />
  <attribute name="ebas_instrument_type" value="filter_3pack" />
  <attribute name="ebas_instrument_name" value="f3p_14" />
  <attribute name="ebas_method_ref" value="SE01L_AD" />
  <attribute name="ebas_organization" value="SE01L, Swedish Environmental Research Institute, IVL, , &quot;P.O.Box 47086, S-402 58 GÖTEBORG, Sweden&quot;, , , , " />
  <attribute name="ebas_framework_description" value="The OSPARCOM Comprehensive Atmospheric Monitoring Programme goal is the assessment of the atmospheric input of selected contaminants to the OSPAR maritime area and regions., 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., Atmospheric monitoring data for the assessment of the atmospheric input of selected contaminants to the Baltic sea area." />
  <attribute name="ebas_framework_contact_name" value="Wenche Aas, Kjetil Tørseth, Kjetil Tørseth" />
  <attribute name="ebas_framework_contact_email" value="waa@nilu.no, kt@nilu.no, kt@nilu.no" />
  <attribute name="ebas_originator" value="Sjöberg, Karin, , , , , , , , , " />
  <attribute name="ebas_submitter" value="Sjöberg, Karin, , , , , , , , , " />
  <attribute name="_NCProperties" value="version=2,netcdf=4.9.0,hdf5=1.12.2" />
  <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;Karin Sjoberg, Karin Sjøberg, Karin Sjoberg, Karin Sjöberg, Karin Sjöberg, sum_nitric_acid_and_nitrate - filter_3pack at Råö, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/MCRG-K5P5&quot;,&#xA;    &quot;Set type code&quot;: &quot;TU&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;MCRG-K5P5.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/MCRG-K5P5&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/MCRG-K5P5&quot;,&#xA;    &quot;File creation&quot;: &quot;2023-12-10T16:23:40.709223 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;20130101060000&quot;,&#xA;    &quot;Revision date&quot;: &quot;20180720080050&quot;,&#xA;    &quot;Statistics&quot;: &quot;arithmetic mean&quot;,&#xA;    &quot;Data level&quot;: &quot;2&quot;,&#xA;    &quot;Period code&quot;: &quot;5y&quot;,&#xA;    &quot;Resolution code&quot;: &quot;1d&quot;,&#xA;    &quot;Station code&quot;: &quot;SE0014R&quot;,&#xA;    &quot;Platform code&quot;: &quot;SE0014S&quot;,&#xA;    &quot;Station name&quot;: &quot;Råö&quot;,&#xA;    &quot;Station latitude&quot;: &quot;57.394&quot;,&#xA;    &quot;Station longitude&quot;: &quot;11.914&quot;,&#xA;    &quot;Station altitude&quot;: &quot;5.0 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Component&quot;: &quot;sum_nitric_acid_and_nitrate&quot;,&#xA;    &quot;Unit&quot;: &quot;ug N/m3&quot;,&#xA;    &quot;Matrix&quot;: &quot;air+aerosol&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;SE01L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;filter_3pack&quot;,&#xA;    &quot;Instrument name&quot;: &quot;f3p_14&quot;,&#xA;    &quot;Method ref&quot;: &quot;SE01L_AD&quot;,&#xA;    &quot;Organization&quot;: &quot;SE01L, Swedish Environmental Research Institute, IVL, , \&quot;P.O.Box 47086, S-402 58 GÖTEBORG, Sweden\&quot;, , , , &quot;,&#xA;    &quot;Framework description&quot;: &quot;The OSPARCOM Comprehensive Atmospheric Monitoring Programme goal is the assessment of the atmospheric input of selected contaminants to the OSPAR maritime area and regions., 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., Atmospheric monitoring data for the assessment of the atmospheric input of selected contaminants to the Baltic sea area.&quot;,&#xA;    &quot;Framework contact name&quot;: &quot;Wenche Aas, Kjetil Tørseth, Kjetil Tørseth&quot;,&#xA;    &quot;Framework contact email&quot;: &quot;waa@nilu.no, kt@nilu.no, kt@nilu.no&quot;,&#xA;    &quot;Originator&quot;: &quot;Sjöberg, Karin, , , , , , , , , &quot;,&#xA;    &quot;Submitter&quot;: &quot;Sjöberg, Karin, , , , , , , , , &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" />
  <attribute name="_CoordSysBuilder" value="ucar.nc2.internal.dataset.conv.CF1Convention" />
  <dimension name="time" length="1826" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="5" />
  <dimension name="sum_nitric_acid_and_nitrate_qc_flags" length="1" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2013-01-01T18:00:00Z" />
    <attribute name="time_coverage_end" value="2017-12-31T18:00:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="86400.0" />
    <attribute name="time_coverage_duration" value="P0Y0M1825DT0H0M0.000S" />
  </group>
  <group name="NCISOMetadata">
    <attribute name="metadata_creation" value="2026-05-18" />
    <attribute name="nciso_version" value="2.4.8" />
  </group>
  <variable name="time_bnds" shape="time tbnds" type="double">
    <attribute name="long_name" value="time bounds for measurement" />
  </variable>
  <variable name="metadata_time_bnds" shape="metadata_time tbnds" type="double">
    <attribute name="long_name" value="time bounds for ebas metadata intervals" />
  </variable>
  <variable name="sum_nitric_acid_and_nitrate" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_sum_nitric_acid_and_nitrate_expressed_as_nitrogen_in_aerosol" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="sum_nitric_acid_and_nitrate_qc sum_nitric_acid_and_nitrate_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20180720080050" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="SE0014R" />
    <attribute name="ebas_platform_code" value="SE0014S" />
    <attribute name="ebas_station_name" value="Råö" />
    <attribute name="ebas_station_latitude" value="57.394" />
    <attribute name="ebas_station_longitude" value="11.914" />
    <attribute name="ebas_station_altitude" value="5.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="sum_nitric_acid_and_nitrate" />
    <attribute name="ebas_unit" value="ug N/m3" />
    <attribute name="ebas_matrix" value="air+aerosol" />
    <attribute name="ebas_laboratory_code" value="SE01L" />
    <attribute name="ebas_instrument_type" value="filter_3pack" />
    <attribute name="ebas_instrument_name" value="f3p_14" />
    <attribute name="ebas_method_ref" value="SE01L_AD" />
    <attribute name="ebas_organization" value="SE01L, Swedish Environmental Research Institute, IVL, , &quot;P.O.Box 47086, S-402 58 GÖTEBORG, Sweden&quot;, , , , " />
    <attribute name="ebas_framework_description" value="The OSPARCOM Comprehensive Atmospheric Monitoring Programme goal is the assessment of the atmospheric input of selected contaminants to the OSPAR maritime area and regions., 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., Atmospheric monitoring data for the assessment of the atmospheric input of selected contaminants to the Baltic sea area." />
    <attribute name="ebas_framework_contact_name" value="Wenche Aas, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="waa@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Sjøberg, Karin, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Sjøberg, Karin, , , , , , , , , " />
  </variable>
  <variable name="sum_nitric_acid_and_nitrate_qc" shape="sum_nitric_acid_and_nitrate_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="sum_nitric_acid_and_nitrate_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>
