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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 ozone at Cape Verde Atmospheric Observatory (CV0001G) using uv_abs" />
  <attribute name="keywords" value="CV0001G, mass_concentration_of_ozone_in_air, ozone, mole_fraction_of_ozone_in_air, air, Cape Verde Atmospheric Observatory, GAW-WDCRG, EMEP" />
  <attribute name="id" value="CN8U-YMYE.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="EMEP, GAW-WDCRG" />
  <attribute name="acknowledgement" value="In the event of publications using this data the author must contact the Atmospheric Measurement Facility (AMF), part of the National Centre for Atmospheric Science (NCAS)." />
  <attribute name="doi" value="https://doi.org/10.48597/CN8U-YMYE" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Katie Read, Katie Read, Katie Read, ozone - uv_abs at Cape Verde Atmospheric Observatory, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/CN8U-YMYE" />
  <attribute name="summary" value="Ground based in situ observations of ozone at Cape Verde Atmospheric Observatory (CV0001G) using uv_abs. 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), ozone in air (mole_fraction_of_ozone_in_air), ozone in air (mass_concentration_of_ozone_in_air), ozone in air (mole_fraction_of_ozone_in_air), ozone in air (mass_concentration_of_ozone_in_air), ozone in air (mole_fraction_of_ozone_in_air), ozone in air (mass_concentration_of_ozone_in_air)" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="GB12L, National Centre for Atmospheric Science, NCAS, Department of Chemistry, University of York, YO10 5DD, York, United Kingdom" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2020-03-23T09:36:17 UTC" />
  <attribute name="date_metadata_modified" value="2020-03-23T09:36:17 UTC" />
  <attribute name="creator_name" value="Katie Read, Katie Read, Katie Read" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="katie.read@ncas.ac.uk, katie.read@ncas.ac.uk, katie.read@ncas.ac.uk" />
  <attribute name="creator_institution" value="&quot;National centre for Atmospheric Science, WACL, NCAS&quot;, &quot;National centre for Atmospheric Science, WACL, NCAS&quot;, &quot;National centre for Atmospheric Science, WACL, NCAS&quot;" />
  <attribute name="contributor_name" value="Katie Read, Katie Read, Katie Read" />
  <attribute name="contributor_role" value="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 (16.86403 -24.86752 17.5)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="16.86403" />
  <attribute name="geospatial_lat_max" type="double" value="16.86403" />
  <attribute name="geospatial_lon_min" type="double" value="-24.86752" />
  <attribute name="geospatial_lon_max" type="double" value="-24.86752" />
  <attribute name="geospatial_vertical_min" type="double" value="17.5" />
  <attribute name="geospatial_vertical_max" type="double" value="17.5" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2006-10-02T00:00:00 UTC" />
  <attribute name="time_coverage_end" value="2018-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_duration" value="P0011-02-30T00:00:00" />
  <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="Katie Read, Katie Read, Katie Read, ozone - uv_abs at Cape Verde Atmospheric Observatory, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/CN8U-YMYE" />
  <attribute name="ebas_set_type_code" value="TI" />
  <attribute name="ebas_timezone" value="UTC" />
  <attribute name="ebas_file_name" value="CN8U-YMYE.nc" />
  <attribute name="ebas_represents_doi" value="https://doi.org/10.48597/CN8U-YMYE" />
  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/CN8U-YMYE" />
  <attribute name="ebas_file_creation" value="2023-12-11T06:06:48.975119 UTC" />
  <attribute name="ebas_export_state" value="2018-03-23T09:57:30.330000 UTC" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="20061002000000" />
  <attribute name="ebas_revision_date" value="20200323093617" />
  <attribute name="ebas_version" value="1" />
  <attribute name="ebas_version_description" value="initial revision, manually inspected" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="11y" />
  <attribute name="ebas_resolution_code" value="1h" />
  <attribute name="ebas_sample_duration" value="1h" />
  <attribute name="ebas_orig_time_res" value="1mn" />
  <attribute name="ebas_station_code" value="CV0001G" />
  <attribute name="ebas_platform_code" value="CV0001S" />
  <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
  <attribute name="ebas_station_gaw_id" value="CVO" />
  <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
  <attribute name="ebas_station_land_use" value="Gravel and stone" />
  <attribute name="ebas_station_setting" value="Coastal" />
  <attribute name="ebas_station_gaw_type" value="G" />
  <attribute name="ebas_station_wmo_region" value="1" />
  <attribute name="ebas_station_latitude" value="16.86403" />
  <attribute name="ebas_station_longitude" value="-24.86752" />
  <attribute name="ebas_station_altitude" value="10.0 m" />
  <attribute name="ebas_measurement_altitude" value="17.5 m" />
  <attribute name="ebas_measurement_height" value="7.5 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="GB12L" />
  <attribute name="ebas_instrument_type" value="uv_abs" />
  <attribute name="ebas_instrument_name" value="CVO_Ozone_Thermo49series" />
  <attribute name="ebas_instrument_manufacturer" value="Thermo" />
  <attribute name="ebas_method_ref" value="GB12L_Thermo" />
  <attribute name="ebas_standard_method" value="SOP=GAW_209(2013)" />
  <attribute name="ebas_inlet_type" value="Hat or hood" />
  <attribute name="ebas_inlet_description" value="13m heated glass sampling inlet (40mm diameter) (residence time 4 secs), then 2m of 1/4&quot; teflon tubing at a flow rate of 1.5 L/min, then through a particulate filter (1-2micron) before it enters the instrument." />
  <attribute name="ebas_humidity_temperaure_control" value="None" />
  <attribute name="ebas_organization" value="GB12L, National Centre for Atmospheric Science, NCAS, , Department of Chemistry, University of York, YO10 5DD, York, United Kingdom" />
  <attribute name="ebas_originator" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
  <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
  <attribute name="ebas_acknowledgement" value="In the event of publications using this data the author must contact the Atmospheric Measurement Facility (AMF), part of the National Centre for Atmospheric Science (NCAS)." />
  <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;Katie Read, Katie Read, Katie Read, ozone - uv_abs at Cape Verde Atmospheric Observatory, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/CN8U-YMYE&quot;,&#xA;    &quot;Set type code&quot;: &quot;TI&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;CN8U-YMYE.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/CN8U-YMYE&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/CN8U-YMYE&quot;,&#xA;    &quot;File creation&quot;: &quot;2023-12-11T06:06:48.975119 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2018-03-23T09:57:30.330000 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;20061002000000&quot;,&#xA;    &quot;Revision date&quot;: &quot;20200323093617&quot;,&#xA;    &quot;Version&quot;: &quot;1&quot;,&#xA;    &quot;Version description&quot;: &quot;initial revision, manually inspected&quot;,&#xA;    &quot;Data level&quot;: &quot;2&quot;,&#xA;    &quot;Period code&quot;: &quot;11y&quot;,&#xA;    &quot;Resolution code&quot;: &quot;1h&quot;,&#xA;    &quot;Sample duration&quot;: &quot;1h&quot;,&#xA;    &quot;Orig. time res.&quot;: &quot;1mn&quot;,&#xA;    &quot;Station code&quot;: &quot;CV0001G&quot;,&#xA;    &quot;Platform code&quot;: &quot;CV0001S&quot;,&#xA;    &quot;Station name&quot;: &quot;Cape Verde Atmospheric Observatory&quot;,&#xA;    &quot;Station GAW-ID&quot;: &quot;CVO&quot;,&#xA;    &quot;Station GAW-Name&quot;: &quot;Cape Verde Observatory&quot;,&#xA;    &quot;Station land use&quot;: &quot;Gravel and stone&quot;,&#xA;    &quot;Station setting&quot;: &quot;Coastal&quot;,&#xA;    &quot;Station GAW type&quot;: &quot;G&quot;,&#xA;    &quot;Station WMO region&quot;: &quot;1&quot;,&#xA;    &quot;Station latitude&quot;: &quot;16.86403&quot;,&#xA;    &quot;Station longitude&quot;: &quot;-24.86752&quot;,&#xA;    &quot;Station altitude&quot;: &quot;10.0 m&quot;,&#xA;    &quot;Measurement altitude&quot;: &quot;17.5 m&quot;,&#xA;    &quot;Measurement height&quot;: &quot;7.5 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Component&quot;: &quot;ozone&quot;,&#xA;    &quot;Matrix&quot;: &quot;air&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;GB12L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;uv_abs&quot;,&#xA;    &quot;Instrument name&quot;: &quot;CVO_Ozone_Thermo49series&quot;,&#xA;    &quot;Instrument manufacturer&quot;: &quot;Thermo&quot;,&#xA;    &quot;Method ref&quot;: &quot;GB12L_Thermo&quot;,&#xA;    &quot;Standard method&quot;: &quot;SOP=GAW_209(2013)&quot;,&#xA;    &quot;Inlet type&quot;: &quot;Hat or hood&quot;,&#xA;    &quot;Inlet description&quot;: &quot;13m heated glass sampling inlet (40mm diameter) (residence time 4 secs), then 2m of 1/4\&quot; teflon tubing at a flow rate of 1.5 L/min, then through a particulate filter (1-2micron) before it enters the instrument.&quot;,&#xA;    &quot;Humidity/temperature control&quot;: &quot;None&quot;,&#xA;    &quot;Organization&quot;: &quot;GB12L, National Centre for Atmospheric Science, NCAS, , Department of Chemistry, University of York, YO10 5DD, York, United Kingdom&quot;,&#xA;    &quot;Originator&quot;: &quot;Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom&quot;,&#xA;    &quot;Submitter&quot;: &quot;Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom&quot;,&#xA;    &quot;Acknowledgement&quot;: &quot;In the event of publications using this data the author must contact the Atmospheric Measurement Facility (AMF), part of the National Centre for Atmospheric Science (NCAS).&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="98616" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="3" />
  <dimension name="ozone_nmol_per_mol_amean_qc_flags" length="1" />
  <dimension name="ozone_ug_per_m3_amean_qc_flags" length="1" />
  <dimension name="ozone_nmol_per_mol_max_qc_flags" length="1" />
  <dimension name="ozone_ug_per_m3_max_qc_flags" length="1" />
  <dimension name="ozone_nmol_per_mol_min_qc_flags" length="1" />
  <dimension name="ozone_ug_per_m3_min_qc_flags" length="1" />
  <dimension name="ozone_nmol_per_mol_stddev_qc_flags" length="1" />
  <dimension name="ozone_ug_per_m3_stddev_qc_flags" length="1" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2006-10-02T00:30:00Z" />
    <attribute name="time_coverage_end" value="2017-12-31T23:30:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="3600.0" />
    <attribute name="time_coverage_duration" value="P0Y0M4108DT23H0M0.000S" />
  </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="ozone_nmol_per_mol_amean" 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="ozone_nmol_per_mol_amean_qc ozone_nmol_per_mol_amean_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="20200323093617" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="1mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="7.5 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="GB12L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="CVO_Ozone_Thermo49series" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_method_ref" value="GB12L_Thermo" />
    <attribute name="ebas_standard_method" value="SOP=GAW_209(2013)" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="13m heated glass sampling inlet (40mm diameter) (residence time 4 secs), then 2m of 1/4&quot; teflon tubing at a flow rate of 1.5 L/min, then through a particulate filter (1-2micron) before it enters the instrument." />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_detection_limit" value="0.1 nmol/mol" />
    <attribute name="ebas_measurement_uncertainty" value="3.0 %" />
    <attribute name="ebas_organization" value="GB12L, National Centre for Atmospheric Science, NCAS, , Department of Chemistry, University of York, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="In the event of publications using this data the author must contact the Atmospheric Measurement Facility (AMF), part of the National Centre for Atmospheric Science (NCAS)." />
  </variable>
  <variable name="ozone_nmol_per_mol_amean_qc" shape="ozone_nmol_per_mol_amean_qc_flags time" type="int">
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    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="ozone_nmol_per_mol_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="ozone_ug_per_m3_amean" 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="ozone_ug_per_m3_amean_qc ozone_ug_per_m3_amean_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="20200323093617" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="1mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="7.5 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="GB12L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="CVO_Ozone_Thermo49series" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_method_ref" value="GB12L_Thermo" />
    <attribute name="ebas_standard_method" value="SOP=GAW_209(2013)" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="13m heated glass sampling inlet (40mm diameter) (residence time 4 secs), then 2m of 1/4&quot; teflon tubing at a flow rate of 1.5 L/min, then through a particulate filter (1-2micron) before it enters the instrument." />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_volume_std_temperature" value="293.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.1 ug/m3" />
    <attribute name="ebas_measurement_uncertainty" value="3.0 %" />
    <attribute name="ebas_organization" value="GB12L, National Centre for Atmospheric Science, NCAS, , Department of Chemistry, University of York, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="In the event of publications using this data the author must contact the Atmospheric Measurement Facility (AMF), part of the National Centre for Atmospheric Science (NCAS)." />
  </variable>
  <variable name="ozone_ug_per_m3_amean_qc" shape="ozone_ug_per_m3_amean_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>
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  </variable>
  <variable name="ozone_nmol_per_mol_max" 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="ozone_nmol_per_mol_max_qc ozone_nmol_per_mol_max_ebasmetadata" />
    <attribute name="cell_methods" value="time: maximum" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20200323093617" />
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    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="maximum" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="1mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
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    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
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    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="7.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
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    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="GB12L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="CVO_Ozone_Thermo49series" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_method_ref" value="GB12L_Thermo" />
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    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="13m heated glass sampling inlet (40mm diameter) (residence time 4 secs), then 2m of 1/4&quot; teflon tubing at a flow rate of 1.5 L/min, then through a particulate filter (1-2micron) before it enters the instrument." />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_detection_limit" value="0.1 nmol/mol" />
    <attribute name="ebas_organization" value="GB12L, National Centre for Atmospheric Science, NCAS, , Department of Chemistry, University of York, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="In the event of publications using this data the author must contact the Atmospheric Measurement Facility (AMF), part of the National Centre for Atmospheric Science (NCAS)." />
  </variable>
  <variable name="ozone_nmol_per_mol_max_qc" shape="ozone_nmol_per_mol_max_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="ozone_nmol_per_mol_max_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="ozone_ug_per_m3_max" 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="ozone_ug_per_m3_max_qc ozone_ug_per_m3_max_ebasmetadata" />
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    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20200323093617" />
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    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="maximum" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="1mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
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    <attribute name="ebas_station_gaw_type" value="G" />
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    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
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    <attribute name="ebas_component" value="ozone" />
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    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_volume_std_temperature" value="293.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
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    <attribute name="ebas_acknowledgement" value="In the event of publications using this data the author must contact the Atmospheric Measurement Facility (AMF), part of the National Centre for Atmospheric Science (NCAS)." />
  </variable>
  <variable name="ozone_ug_per_m3_max_qc" shape="ozone_ug_per_m3_max_qc_flags time" type="int">
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    <attribute name="standard_name" value="status_flag" />
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  </variable>
  <variable name="ozone_ug_per_m3_max_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="ozone_nmol_per_mol_min" 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" />
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    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20200323093617" />
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    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
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    <attribute name="ebas_orig_time_res" value="1mn" />
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    <attribute name="ebas_platform_code" value="CV0001S" />
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    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
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    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
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    <attribute name="ebas_laboratory_code" value="GB12L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="CVO_Ozone_Thermo49series" />
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    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="13m heated glass sampling inlet (40mm diameter) (residence time 4 secs), then 2m of 1/4&quot; teflon tubing at a flow rate of 1.5 L/min, then through a particulate filter (1-2micron) before it enters the instrument." />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_detection_limit" value="0.1 nmol/mol" />
    <attribute name="ebas_organization" value="GB12L, National Centre for Atmospheric Science, NCAS, , Department of Chemistry, University of York, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="In the event of publications using this data the author must contact the Atmospheric Measurement Facility (AMF), part of the National Centre for Atmospheric Science (NCAS)." />
  </variable>
  <variable name="ozone_nmol_per_mol_min_qc" shape="ozone_nmol_per_mol_min_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
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    <attribute name="units" value="1" />
  </variable>
  <variable name="ozone_nmol_per_mol_min_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="ozone_ug_per_m3_min" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_ozone_in_air" />
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    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
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  <variable name="ozone_ug_per_m3_min_qc" shape="ozone_ug_per_m3_min_qc_flags time" type="int">
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  <variable name="ozone_ug_per_m3_min_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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  <variable name="ozone_nmol_per_mol_stddev" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_ozone_in_air" />
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  <variable name="ozone_nmol_per_mol_stddev_qc" shape="ozone_nmol_per_mol_stddev_qc_flags time" type="int">
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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  <variable name="ozone_ug_per_m3_stddev" shape="time" type="double">
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    <attribute name="units" value="ug/m3" />
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    <attribute name="ebas_component" value="ozone" />
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    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
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  <variable name="ozone_ug_per_m3_stddev_qc" shape="ozone_ug_per_m3_stddev_qc_flags time" type="int">
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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  <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>
