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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 Sonnblick (AT0034G) using uv_abs" />
  <attribute name="keywords" value="mass_concentration_of_ozone_in_air, ozone, mole_fraction_of_ozone_in_air, air, GAW-WDCRG, Sonnblick, EMEP, AT0034G" />
  <attribute name="id" value="SWP7-TQ6F.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="EMEP, GAW-WDCRG" />
  <attribute name="acknowledgement" type="double" />
  <attribute name="doi" value="https://doi.org/10.48597/SWP7-TQ6F" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Iris Buxbaum, Iris Buxbaum, Iris Buxbaum, ozone - uv_abs at Sonnblick, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/SWP7-TQ6F" />
  <attribute name="summary" value="Ground based in situ observations of ozone at Sonnblick (AT0034G) 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)" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="AT03L, Umweltbundesamt Wien, UBA-AQC, Air Quality Control, Spittelauer Lände 5, 1090, Wien, Austria" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2020-04-16T11:05:37 UTC" />
  <attribute name="date_metadata_modified" value="2020-04-16T11:05:37 UTC" />
  <attribute name="creator_name" value="Iris Buxbaum, Iris Buxbaum, Iris Buxbaum" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="iris.buxbaum@umweltbundesamt.at, iris.buxbaum@umweltbundesamt.at, iris.buxbaum@umweltbundesamt.at" />
  <attribute name="creator_institution" value="&quot;Umweltbundesamt Wien, Air Quality Control, UBA AT&quot;, &quot;Umweltbundesamt Wien, Air Quality Control, UBA AT&quot;, &quot;Umweltbundesamt Wien, Air Quality Control, UBA AT&quot;" />
  <attribute name="contributor_name" value="Wolfgang Spangl, Wolfgang Spangl, Wolfgang Spangl" />
  <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 (47.05407 12.95794 3116.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="47.05407" />
  <attribute name="geospatial_lat_max" type="double" value="47.05407" />
  <attribute name="geospatial_lon_min" type="double" value="12.95794" />
  <attribute name="geospatial_lon_max" type="double" value="12.95794" />
  <attribute name="geospatial_vertical_min" type="double" value="3116.0" />
  <attribute name="geospatial_vertical_max" type="double" value="3116.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="1995-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_end" value="1998-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_duration" value="P0003-00-00T00:00:00" />
  <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="Iris Buxbaum, Iris Buxbaum, Iris Buxbaum, ozone - uv_abs at Sonnblick, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/SWP7-TQ6F" />
  <attribute name="ebas_set_type_code" value="TU" />
  <attribute name="ebas_timezone" value="UTC" />
  <attribute name="ebas_file_name" value="SWP7-TQ6F.nc" />
  <attribute name="ebas_represents_doi" value="https://doi.org/10.48597/SWP7-TQ6F" />
  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/SWP7-TQ6F" />
  <attribute name="ebas_file_creation" value="2023-12-09T21:42:10.684095 UTC" />
  <attribute name="ebas_export_state" value="2020-04-16T11:05:37.560000 UTC" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="19950101000000" />
  <attribute name="ebas_revision_date" value="20200416110537" />
  <attribute name="ebas_version" value="1" />
  <attribute name="ebas_version_description" value="validated data" />
  <attribute name="ebas_statistics" value="arithmetic mean" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="3y" />
  <attribute name="ebas_resolution_code" value="1h" />
  <attribute name="ebas_sample_duration" value="1h" />
  <attribute name="ebas_orig_time_res" value="30mn" />
  <attribute name="ebas_station_code" value="AT0034G" />
  <attribute name="ebas_platform_code" value="AT0034S" />
  <attribute name="ebas_station_name" value="Sonnblick" />
  <attribute name="ebas_station_wdca_id" value="GAWAAT__SNB" />
  <attribute name="ebas_station_gaw_id" value="SNB" />
  <attribute name="ebas_station_gaw_name" value="Sonnblick" />
  <attribute name="ebas_station_other_ids" value="SNB (ZAMG)" />
  <attribute name="ebas_station_land_use" value="Gravel and stone" />
  <attribute name="ebas_station_setting" value="Mountain" />
  <attribute name="ebas_station_gaw_type" value="G" />
  <attribute name="ebas_station_wmo_region" value="6" />
  <attribute name="ebas_station_latitude" value="47.05407" />
  <attribute name="ebas_station_longitude" value="12.95794" />
  <attribute name="ebas_station_altitude" value="3106.0 m" />
  <attribute name="ebas_measurement_altitude" value="3116.0 m" />
  <attribute name="ebas_measurement_height" value="10.0 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="AT03L" />
  <attribute name="ebas_instrument_type" value="uv_abs" />
  <attribute name="ebas_instrument_name" value="TEI49i_223" />
  <attribute name="ebas_instrument_manufacturer" value="Thermo" />
  <attribute name="ebas_instrument_model" value="49i" />
  <attribute name="ebas_instrument_serial_number" value="26030-223" />
  <attribute name="ebas_method_ref" value="AT03L_uv_ab" />
  <attribute name="ebas_standard_method" value="SOP=GAW_209(2013)" />
  <attribute name="ebas_inlet_type" value="Hat or hood" />
  <attribute name="ebas_inlet_tube_material" value="Stainless steel" />
  <attribute name="ebas_inlet_tube_inner_diameter" value="150.0 mm" />
  <attribute name="ebas_inlet_tube_length" value="4.0 m" />
  <attribute name="ebas_maintenance_description" value="Biweekly leak test, inlet filter checked every 2 months, ozone scrubber checked and replaced if needed once/year" />
  <attribute name="ebas_flow_rate" value="1.0 l/min" />
  <attribute name="ebas_zero_span_check_type" value="automatic" />
  <attribute name="ebas_zero_span_check_interval" value="23h" />
  <attribute name="ebas_humidity_temperaure_control" value="None" />
  <attribute name="ebas_measurement_uncertainty_expl" value="includes statistical uncertainty of individual sample and calibration uncertainty" />
  <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
  <attribute name="ebas_organization" value="AT03L, Umweltbundesamt Wien, UBA-AQC, Air Quality Control, Spittelauer Lände 5, , 1090, Wien, Austria" />
  <attribute name="ebas_framework_acronym" value="EMEP, GAW-WDCRG" />
  <attribute name="ebas_framework_name" value="European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
  <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., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
  <attribute name="ebas_framework_contact_name" value="Kjetil Tørseth, Kjetil Tørseth" />
  <attribute name="ebas_framework_contact_email" value="kt@nilu.no, kt@nilu.no" />
  <attribute name="ebas_originator" value="Buxbaum, Iris, iris.buxbaum@umweltbundesamt.at, Umweltbundesamt Wien, UBA AT, Air Quality Control, Spittelauer Laende 5, , 1090, Wien, Austria" />
  <attribute name="ebas_submitter" value="Spangl, Wolfgang, , , , , , , , , " />
  <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;Iris Buxbaum, Iris Buxbaum, Iris Buxbaum, ozone - uv_abs at Sonnblick, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/SWP7-TQ6F&quot;,&#xA;    &quot;Set type code&quot;: &quot;TU&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;SWP7-TQ6F.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/SWP7-TQ6F&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/SWP7-TQ6F&quot;,&#xA;    &quot;File creation&quot;: &quot;2023-12-09T21:42:10.684095 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2020-04-16T11:05:37.560000 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;19950101000000&quot;,&#xA;    &quot;Revision date&quot;: &quot;20200416110537&quot;,&#xA;    &quot;Version&quot;: &quot;1&quot;,&#xA;    &quot;Version description&quot;: &quot;validated data&quot;,&#xA;    &quot;Statistics&quot;: &quot;arithmetic mean&quot;,&#xA;    &quot;Data level&quot;: &quot;2&quot;,&#xA;    &quot;Period code&quot;: &quot;3y&quot;,&#xA;    &quot;Resolution code&quot;: &quot;1h&quot;,&#xA;    &quot;Sample duration&quot;: &quot;1h&quot;,&#xA;    &quot;Orig. time res.&quot;: &quot;30mn&quot;,&#xA;    &quot;Station code&quot;: &quot;AT0034G&quot;,&#xA;    &quot;Platform code&quot;: &quot;AT0034S&quot;,&#xA;    &quot;Station name&quot;: &quot;Sonnblick&quot;,&#xA;    &quot;Station WDCA-ID&quot;: &quot;GAWAAT__SNB&quot;,&#xA;    &quot;Station GAW-ID&quot;: &quot;SNB&quot;,&#xA;    &quot;Station GAW-Name&quot;: &quot;Sonnblick&quot;,&#xA;    &quot;Station other IDs&quot;: &quot;SNB (ZAMG)&quot;,&#xA;    &quot;Station land use&quot;: &quot;Gravel and stone&quot;,&#xA;    &quot;Station setting&quot;: &quot;Mountain&quot;,&#xA;    &quot;Station GAW type&quot;: &quot;G&quot;,&#xA;    &quot;Station WMO region&quot;: &quot;6&quot;,&#xA;    &quot;Station latitude&quot;: &quot;47.05407&quot;,&#xA;    &quot;Station longitude&quot;: &quot;12.95794&quot;,&#xA;    &quot;Station altitude&quot;: &quot;3106.0 m&quot;,&#xA;    &quot;Measurement altitude&quot;: &quot;3116.0 m&quot;,&#xA;    &quot;Measurement height&quot;: &quot;10.0 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;AT03L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;uv_abs&quot;,&#xA;    &quot;Instrument name&quot;: &quot;TEI49i_223&quot;,&#xA;    &quot;Instrument manufacturer&quot;: &quot;Thermo&quot;,&#xA;    &quot;Instrument model&quot;: &quot;49i&quot;,&#xA;    &quot;Instrument serial number&quot;: &quot;26030-223&quot;,&#xA;    &quot;Method ref&quot;: &quot;AT03L_uv_ab&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 tube material&quot;: &quot;Stainless steel&quot;,&#xA;    &quot;Inlet tube inner diameter&quot;: &quot;150.0 mm&quot;,&#xA;    &quot;Inlet tube length&quot;: &quot;4.0 m&quot;,&#xA;    &quot;Maintenance description&quot;: &quot;Biweekly leak test, inlet filter checked every 2 months, ozone scrubber checked and replaced if needed once/year&quot;,&#xA;    &quot;Flow rate&quot;: &quot;1.0 l/min&quot;,&#xA;    &quot;Zero/span check type&quot;: &quot;automatic&quot;,&#xA;    &quot;Zero/span check interval&quot;: &quot;23h&quot;,&#xA;    &quot;Humidity/temperature control&quot;: &quot;None&quot;,&#xA;    &quot;Measurement uncertainty expl.&quot;: &quot;includes statistical uncertainty of individual sample and calibration uncertainty&quot;,&#xA;    &quot;Absorption cross section&quot;: &quot;Hearn, 1961&quot;,&#xA;    &quot;Organization&quot;: &quot;AT03L, Umweltbundesamt Wien, UBA-AQC, Air Quality Control, Spittelauer Lände 5, , 1090, Wien, Austria&quot;,&#xA;    &quot;Framework acronym&quot;: &quot;EMEP, GAW-WDCRG&quot;,&#xA;    &quot;Framework name&quot;: &quot;European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases&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., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme.&quot;,&#xA;    &quot;Framework contact name&quot;: &quot;Kjetil Tørseth, Kjetil Tørseth&quot;,&#xA;    &quot;Framework contact email&quot;: &quot;kt@nilu.no, kt@nilu.no&quot;,&#xA;    &quot;Originator&quot;: &quot;Buxbaum, Iris, iris.buxbaum@umweltbundesamt.at, Umweltbundesamt Wien, UBA AT, Air Quality Control, Spittelauer Laende 5, , 1090, Wien, Austria&quot;,&#xA;    &quot;Submitter&quot;: &quot;Spangl, Wolfgang, , , , , , , , , &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="26304" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="3" />
  <dimension name="ozone_nmol_per_mol_qc_flags" length="1" />
  <dimension name="ozone_ug_per_m3_qc_flags" length="1" />
  <group name="CFMetadata">
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    <attribute name="time_coverage_end" value="1997-12-31T23:30:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="3600.0" />
    <attribute name="time_coverage_duration" value="P0Y0M1095DT23H0M0.000S" />
  </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>
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    <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_qc ozone_nmol_per_mol_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="20200416110537" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="validated data" />
    <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="30mn" />
    <attribute name="ebas_station_code" value="AT0034G" />
    <attribute name="ebas_platform_code" value="AT0034S" />
    <attribute name="ebas_station_name" value="Sonnblick" />
    <attribute name="ebas_station_wdca_id" value="GAWAAT__SNB" />
    <attribute name="ebas_station_gaw_id" value="SNB" />
    <attribute name="ebas_station_gaw_name" value="Sonnblick" />
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    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="47.05407" />
    <attribute name="ebas_station_longitude" value="12.95794" />
    <attribute name="ebas_station_altitude" value="3106.0 m" />
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    <attribute name="ebas_measurement_height" value="10.0 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="AT03L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="TEI49i_223" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="26030-223" />
    <attribute name="ebas_method_ref" value="AT03L_uv_ab" />
    <attribute name="ebas_standard_method" value="SOP=GAW_209(2013)" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_tube_material" value="Stainless steel" />
    <attribute name="ebas_inlet_tube_inner_diameter" value="150.0 mm" />
    <attribute name="ebas_inlet_tube_length" value="4.0 m" />
    <attribute name="ebas_maintenance_description" value="Biweekly leak test, inlet filter checked every 2 months, ozone scrubber checked and replaced if needed once/year" />
    <attribute name="ebas_flow_rate" value="1.0 l/min" />
    <attribute name="ebas_zero_span_check_type" value="automatic" />
    <attribute name="ebas_zero_span_check_interval" value="23h" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_detection_limit" value="1.0 nmol/mol" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 nmol/mol" />
    <attribute name="ebas_measurement_uncertainty_expl" value="includes statistical uncertainty of individual sample and calibration uncertainty" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="AT03L, Umweltbundesamt Wien, UBA-AQC, Air Quality Control, Spittelauer Lände 5, , 1090, Wien, Austria" />
    <attribute name="ebas_framework_acronym" value="EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <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., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.995343. -- Data converted on export from EBAS from 'ug/m3' at 293.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.50117. Measurement uncertainty converted from '19.9534 ug/m3' at 293.15 K, 1013.25 hPa to '10.0 nmol/mol', conversion factor 0.50117. Detection limit converted from '1.9953 ug/m3' at 293.15 K, 1013.25 hPa to '1.0 nmol/mol', conversion factor 0.50117." />
  </variable>
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    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
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    <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_qc ozone_ug_per_m3_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="20200416110537" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="validated data" />
    <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="30mn" />
    <attribute name="ebas_station_code" value="AT0034G" />
    <attribute name="ebas_platform_code" value="AT0034S" />
    <attribute name="ebas_station_name" value="Sonnblick" />
    <attribute name="ebas_station_wdca_id" value="GAWAAT__SNB" />
    <attribute name="ebas_station_gaw_id" value="SNB" />
    <attribute name="ebas_station_gaw_name" value="Sonnblick" />
    <attribute name="ebas_station_other_ids" value="SNB (ZAMG)" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="47.05407" />
    <attribute name="ebas_station_longitude" value="12.95794" />
    <attribute name="ebas_station_altitude" value="3106.0 m" />
    <attribute name="ebas_measurement_altitude" value="3116.0 m" />
    <attribute name="ebas_measurement_height" value="10.0 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="AT03L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="TEI49i_223" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="26030-223" />
    <attribute name="ebas_method_ref" value="AT03L_uv_ab" />
    <attribute name="ebas_standard_method" value="SOP=GAW_209(2013)" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_tube_material" value="Stainless steel" />
    <attribute name="ebas_inlet_tube_inner_diameter" value="150.0 mm" />
    <attribute name="ebas_inlet_tube_length" value="4.0 m" />
    <attribute name="ebas_maintenance_description" value="Biweekly leak test, inlet filter checked every 2 months, ozone scrubber checked and replaced if needed once/year" />
    <attribute name="ebas_flow_rate" value="1.0 l/min" />
    <attribute name="ebas_zero_span_check_type" value="automatic" />
    <attribute name="ebas_zero_span_check_interval" value="23h" />
    <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="1.9953 ug/m3" />
    <attribute name="ebas_measurement_uncertainty" value="19.9534 ug/m3" />
    <attribute name="ebas_measurement_uncertainty_expl" value="includes statistical uncertainty of individual sample and calibration uncertainty" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="AT03L, Umweltbundesamt Wien, UBA-AQC, Air Quality Control, Spittelauer Lände 5, , 1090, Wien, Austria" />
    <attribute name="ebas_framework_acronym" value="EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <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., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.995343." />
  </variable>
  <variable name="ozone_ug_per_m3_qc" shape="ozone_ug_per_m3_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_ug_per_m3_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>
