<?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="Ozone at Rucava" />
  <attribute name="summary" value="Ozone at Rucava. These measurements are gathered as a part of the following projects EMEP, GAW-WDCRG and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: ['ozone in air (mole_fraction_of_ozone_in_air)', 'ozone in air (mass_concentration_of_ozone_in_air)']" />
  <attribute name="keywords" value="Rucava LV0010R ozone air EMEP GAW-WDCRG mole_fraction_of_ozone_in_air mass_concentration_of_ozone_in_air" />
  <attribute name="id" value="AU3J-TNNH.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="EMEP, GAW-WDCRG" />
  <attribute name="acknowledgement" value="" />
  <attribute name="doi" value="https://doi.org/10.48597/AU3J-TNNH" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Indriksone, I., Iveta, I., EMEP, GAW-WDCRG, 2024, Ozone at Rucava, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/AU3J-TNNH" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="LV33L &quot;Latvian Environment, Geology and Meteorology Centre&quot; &quot;Monitoring  Department&quot; &quot;Maskavas Str. 165&quot; LV-1019 Riga Latvia" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2024-04-26T11:19:48.207967Z" />
  <attribute name="date_metadata_modified" value="2024-01-10T09:38:17Z" />
  <attribute name="creator_name" value="Iveta Indriksone, Indriksone Iveta" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value=", " />
  <attribute name="creator_institution" value=", " />
  <attribute name="contributor_name" value="Marina Frolova, Aleksandra Kanisceva" />
  <attribute name="contributor_role" value="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 (21.173056 56.161944 18)" />
  <attribute name="geospatial_lat_min" type="double" value="56.161944" />
  <attribute name="geospatial_lat_max" type="double" value="56.161944" />
  <attribute name="geospatial_lon_min" type="double" value="21.173056" />
  <attribute name="geospatial_lon_max" type="double" value="21.173056" />
  <attribute name="geospatial_vertical_min" type="double" value="18.0" />
  <attribute name="geospatial_vertical_max" type="double" value="18.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="time_coverage_start" value="2014-01-01T00:00:00Z" />
  <attribute name="time_coverage_end" value="2021-12-31T23:51:35Z" />
  <attribute name="time_coverage_duration" value="P0007-11-30T23:51:35.500000" />
  <attribute name="time_coverage_resolution" value="P0000-00-00T01:00:00" />
  <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="Indriksone, I., Iveta, I., EMEP, GAW-WDCRG, 2024, Ozone at Rucava, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/AU3J-TNNH" />
  <attribute name="ebas_set_type_code" value="TI" />
  <attribute name="ebas_timezone" value="UTC" />
  <attribute name="ebas_file_name" value="AU3J-TNNH.nc" />
  <attribute name="ebas_represents_doi" value="https://doi.org/10.48597/AU3J-TNNH" />
  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/AU3J-TNNH" />
  <attribute name="ebas_file_creation" value="2026-06-11T14:43:36.146418Z" />
  <attribute name="ebas_export_state" value="2024-04-26T11:19:48.207967Z" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="2014-01-01T00:00:00.000000Z" />
  <attribute name="ebas_revision_date" value="2024-01-10T09:38:17.986838Z" />
  <attribute name="ebas_statistics" value="arithmetic mean" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="8y" />
  <attribute name="ebas_resolution_code" value="1h" />
  <attribute name="ebas_station_code" value="LV0010R" />
  <attribute name="ebas_platform_code" value="LV0010S" />
  <attribute name="ebas_station_name" value="Rucava" />
  <attribute name="ebas_station_latitude" type="double" value="56.161944" />
  <attribute name="ebas_station_longitude" type="double" value="21.173056" />
  <attribute name="ebas_station_altitude" value="18.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_component" value="ozone" />
  <attribute name="ebas_matrix" value="air" />
  <attribute name="ebas_laboratory_code" value="LV33L" />
  <attribute name="ebas_instrument_type" value="uv_abs" />
  <attribute name="ebas_instrument_name" value="LEGMC_APOA_360" />
  <attribute name="ebas_method_ref" value="LV33L_UV_analyzer" />
  <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
  <attribute name="ebas_organization" value="LV33L, &quot;Latvian Environment, Geology and Meteorology Centre&quot;, , Monitoring  Department, Maskavas Str. 165, , LV-1019, Riga, Latvia" />
  <attribute name="ebas_framework_acronym" value="" />
  <attribute name="ebas_framework_name" value="" />
  <attribute name="ebas_framework_description" value="" />
  <attribute name="ebas_framework_contact_name" value="" />
  <attribute name="ebas_framework_contact_email" value="" />
  <attribute name="ebas_originator" value="&quot;Indriksone, Iveta, , , , , , , , , &quot;, &quot;Iveta, Indriksone, , , , , , , , , &quot;" />
  <attribute name="ebas_submitter" value="&quot;Frolova, Marina, , , , , , , , , &quot;, &quot;Kanisceva, Aleksandra, aleksandra.kanisceva@lvgmc.lv, Latvian Environment Geology and Meteorology Centre, LEGMC, Monitoring Department, Maskavas 165, , 1019, Riga, Latvia&quot;" />
  <attribute name="_NCProperties" value="version=2,netcdf=4.9.3,hdf5=1.14.6" />
  <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="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="70128" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="8" />
  <dimension name="qc_ozone_nmol_per_mol_flags" length="1" />
  <dimension name="qc_ozone_ug_per_m3_flags" length="1" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2014-01-01T00:30:00Z" />
    <attribute name="time_coverage_end" value="2021-12-31T23:27:53Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="3599.0" />
    <attribute name="time_coverage_duration" value="P0Y0M2921DT22H57M53.899S" />
  </group>
  <group name="NCISOMetadata">
    <attribute name="metadata_creation" value="2026-07-07" />
    <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="v_ozone_nmol_per_mol" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_ozone_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="nmol/mol" />
    <attribute name="ancillary_variables" value="qc_ozone_nmol_per_mol meta_ozone_nmol_per_mol" />
    <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="2024-01-10T09:38:17.986838Z" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="LV0010R" />
    <attribute name="ebas_platform_code" value="LV0010S" />
    <attribute name="ebas_station_name" value="Rucava" />
    <attribute name="ebas_station_latitude" type="double" value="56.161944" />
    <attribute name="ebas_station_longitude" type="double" value="21.173056" />
    <attribute name="ebas_station_altitude" value="18.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
    <attribute name="ebas_unit" value="nmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="LV33L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="LEGMC_APOA_360" />
    <attribute name="ebas_method_ref" value="LV33L_UV_analyzer" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="LV33L, &quot;Latvian Environment, Geology and Meteorology Centre&quot;, , Monitoring  Department, Maskavas Str. 165, , LV-1019, Riga, Latvia" />
    <attribute name="ebas_framework_acronym" value="" />
    <attribute name="ebas_framework_name" value="" />
    <attribute name="ebas_framework_description" value="" />
    <attribute name="ebas_framework_contact_name" value="" />
    <attribute name="ebas_framework_contact_email" value="" />
    <attribute name="ebas_originator" value="&quot;Indriksone, Iveta, , , , , , , , , &quot;, &quot;Iveta, Indriksone, , , , , , , , , &quot;" />
    <attribute name="ebas_submitter" value="&quot;Frolova, Marina, , , , , , , , , &quot;, &quot;Kanisceva, Aleksandra, aleksandra.kanisceva@lvgmc.lv, Latvian Environment Geology and Meteorology Centre, LEGMC, Monitoring Department, Maskavas 165, , 1019, Riga, Latvia&quot;" />
    <attribute name="ebas_comment" value="Data converted on export from EBAS from 'ug/m3' at 293.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.501." />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/ozoneamountfraction" />
    <attribute name="actris_variable_preferred_term" value="ozone amount fraction" />
    <attribute name="actris_matrix_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/gasphase" />
    <attribute name="actris_matrix_preferred_term" value="gas phase" />
    <attribute name="actris_timeliness_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/scheduled" />
    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
    <attribute name="actris_instrument_type_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/ultra-violetabsorptiondetector" />
    <attribute name="actris_instrument_type_preferred_term" value="ultra-violet fluorescence detector" />
    <attribute name="actris_temporal_resolution" value="PT1H" />
    <attribute name="actris_access_restriction" type="long" value="0" />
  </variable>
  <variable name="qc_ozone_nmol_per_mol" shape="qc_ozone_nmol_per_mol_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="meta_ozone_nmol_per_mol" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_ozone_ug_per_m3" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_ozone_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="qc_ozone_ug_per_m3 meta_ozone_ug_per_m3" />
    <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="2024-01-10T09:38:17.986838Z" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="LV0010R" />
    <attribute name="ebas_platform_code" value="LV0010S" />
    <attribute name="ebas_station_name" value="Rucava" />
    <attribute name="ebas_station_latitude" type="double" value="56.161944" />
    <attribute name="ebas_station_longitude" type="double" value="21.173056" />
    <attribute name="ebas_station_altitude" value="18.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
    <attribute name="ebas_unit" value="ug/m3" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="LV33L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="LEGMC_APOA_360" />
    <attribute name="ebas_method_ref" value="LV33L_UV_analyzer" />
    <attribute name="ebas_volume_std_temperature" value="293.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="LV33L, &quot;Latvian Environment, Geology and Meteorology Centre&quot;, , Monitoring  Department, Maskavas Str. 165, , LV-1019, Riga, Latvia" />
    <attribute name="ebas_framework_acronym" value="" />
    <attribute name="ebas_framework_name" value="" />
    <attribute name="ebas_framework_description" value="" />
    <attribute name="ebas_framework_contact_name" value="" />
    <attribute name="ebas_framework_contact_email" value="" />
    <attribute name="ebas_originator" value="&quot;Indriksone, Iveta, , , , , , , , , &quot;, &quot;Iveta, Indriksone, , , , , , , , , &quot;" />
    <attribute name="ebas_submitter" value="&quot;Frolova, Marina, , , , , , , , , &quot;, &quot;Kanisceva, Aleksandra, aleksandra.kanisceva@lvgmc.lv, Latvian Environment Geology and Meteorology Centre, LEGMC, Monitoring Department, Maskavas 165, , 1019, Riga, Latvia&quot;" />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/ozonemassconcentration" />
    <attribute name="actris_variable_preferred_term" value="ozone mass concentration" />
    <attribute name="actris_matrix_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/gasphase" />
    <attribute name="actris_matrix_preferred_term" value="gas phase" />
    <attribute name="actris_timeliness_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/scheduled" />
    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
    <attribute name="actris_instrument_type_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/ultra-violetabsorptiondetector" />
    <attribute name="actris_instrument_type_preferred_term" value="ultra-violet fluorescence detector" />
    <attribute name="actris_temporal_resolution" value="PT1H" />
    <attribute name="actris_access_restriction" type="long" value="0" />
  </variable>
  <variable name="qc_ozone_ug_per_m3" shape="qc_ozone_ug_per_m3_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="meta_ozone_ug_per_m3" 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 1900-01-01T00:00:00Z" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="standard" />
    <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 1900-01-01T00:00:00Z" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="standard" />
    <attribute name="bounds" value="metadata_time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
  </variable>
</netcdf>
