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  <attribute name="featureType" value="timeSeries" />
  <attribute name="title" value="Ozone at La Réunion - Maïdo atmospheric observatory" />
  <attribute name="summary" value="Ozone at La Réunion - Maïdo atmospheric observatory. These measurements are gathered as a part of the following projects 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="&quot;La Réunion - Maïdo atmospheric observatory&quot; FR0026R ozone air GAW-WDCRG mole_fraction_of_ozone_in_air mass_concentration_of_ozone_in_air" />
  <attribute name="id" value="EMUZ-F975.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="GAW-WDCRG" />
  <attribute name="acknowledgement" value="" />
  <attribute name="doi" value="https://doi.org/10.48597/EMUZ-F975" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Colomb, A., Metzger, J., GAW-WDCRG, 2026, Ozone at La Réunion - Maïdo atmospheric observatory, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/EMUZ-F975" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="FR14L &quot;Observatoire des Sciences de l'Univers de la Réunion&quot; OSUR &quot;15, avenue René Cassin&quot; &quot;CS 92003&quot; 97744 Saint-Denis France" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2026-03-30T09:27:29.640235Z" />
  <attribute name="date_metadata_modified" value="2026-03-18T12:28:33Z" />
  <attribute name="creator_name" value="Aurelie Colomb, Jean-Marc Metzger" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value=", jean-marc.metzger@univ-reunion.fr" />
  <attribute name="creator_institution" value=", &quot;Observatoire de Physique de l Atmosphere de la Reunion, Laboratoire de l Atmosphere et des Cyclones, OPAR&quot;" />
  <attribute name="contributor_name" value="Nicolas Pascal" />
  <attribute name="contributor_role" value="data submitter" />
  <attribute name="publisher_type" value="institution" />
  <attribute name="publisher_name" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_institution" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_email" value="ebas@nilu.no" />
  <attribute name="publisher_url" value="https://www.nilu.no/" />
  <attribute name="geospatial_bounds" value="MULTIPOINT Z ((55.384 -21.079 2160), (55.383006 -21.079449 2160))" />
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  <attribute name="geospatial_lat_max" type="double" value="-21.079" />
  <attribute name="geospatial_lon_min" type="double" value="55.383006" />
  <attribute name="geospatial_lon_max" type="double" value="55.384" />
  <attribute name="geospatial_vertical_min" type="double" value="2160.0" />
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  <attribute name="timezone" value="UTC" />
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  <attribute name="ebas_citation" value="Colomb, A., Metzger, J., GAW-WDCRG, 2026, Ozone at La Réunion - Maïdo atmospheric observatory, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/EMUZ-F975" />
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  <attribute name="ebas_file_creation" value="2026-05-22T03:51:41.794013Z" />
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  <attribute name="ebas_startdate" value="2020-01-01T00:00:00.000000Z" />
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  <attribute name="ebas_version_description" value="initial revision, manually inspected" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="6y" />
  <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="FR0026R" />
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  <attribute name="ebas_station_name" value="La Réunion - Maïdo atmospheric observatory" />
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  <attribute name="ebas_station_gaw_id" value="RUN" />
  <attribute name="ebas_station_gaw_name" value="La Réunion" />
  <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" type="long" value="1" />
  <attribute name="ebas_station_latitude" type="double" value="-21.079449" />
  <attribute name="ebas_station_longitude" type="double" value="55.383006" />
  <attribute name="ebas_station_altitude" value="2160.0 m" />
  <attribute name="ebas_measurement_latitude" type="double" value="-21.079" />
  <attribute name="ebas_measurement_longitude" type="double" value="55.384" />
  <attribute name="ebas_measurement_altitude" value="2160.0 m" />
  <attribute name="ebas_measurement_height" value="8.0 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="FR14L" />
  <attribute name="ebas_instrument_type" value="uv_abs" />
  <attribute name="ebas_instrument_name" value="RUN_Maido_O3_1" />
  <attribute name="ebas_instrument_manufacturer" value="Thermo" />
  <attribute name="ebas_instrument_model" value="49i" />
  <attribute name="ebas_instrument_serial_number" value="TBD" />
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  <attribute name="ebas_standard_method" value="None" />
  <attribute name="ebas_inlet_type" value="Hat or hood" />
  <attribute name="ebas_inlet_tube_material" value="Teflon" />
  <attribute name="ebas_inlet_tube_outer_diameter" value="6.35 mm" />
  <attribute name="ebas_inlet_tube_length" value="4.0 m" />
  <attribute name="ebas_maintenance_description" value="Monthly leak test, inlet filter checked every 2 months, ozone scrubber checked and replaced if needed once/year" />
  <attribute name="ebas_flow_rate" value="0.5 l/min" />
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  <attribute name="ebas_zero_span_check_interval" value="1d" />
  <attribute name="ebas_humidity_temperaure_control" value="None" />
  <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
  <attribute name="ebas_organization" value="FR14L, Observatoire des Sciences de l'Univers de la Réunion, OSUR, , &quot;15, avenue René Cassin&quot;, CS 92003, 97744, Saint-Denis, France" />
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  <attribute name="ebas_framework_name" value="World Data Centre for Reactive Gases" />
  <attribute name="ebas_framework_description" value="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" />
  <attribute name="ebas_framework_contact_email" value="kt@nilu.no" />
  <attribute name="ebas_originator" value="&quot;Colomb, Aurelie, , , , , , , , , &quot;, &quot;Metzger, Jean-Marc, jean-marc.metzger@univ-reunion.fr, Observatoire de Physique de l Atmosphere de la Reunion, OPAR, Laboratoire de l Atmosphere et des Cyclones, Universite de La Reunion - Batiment S4B, 15 avenue Rene Cassin - CS 92003, 97744, Saint-Denis Cedex 9, France&quot;" />
  <attribute name="ebas_submitter" value="&quot;Pascal, Nicolas, , , , , , , , , &quot;" />
  <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the framework: GAW-WDCRG. For using this data for any kind of publications, you must contact the data originator(s), in terms of acknowledgment" />
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  <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="29523" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="4" />
  <dimension name="qc_ozone_nmol_per_mol_amean_flags" length="1" />
  <dimension name="qc_ozone_ug_per_m3_amean_flags" length="1" />
  <dimension name="qc_ozone_nmol_per_mol_max_flags" length="1" />
  <dimension name="qc_ozone_ug_per_m3_max_flags" length="1" />
  <dimension name="qc_ozone_nmol_per_mol_min_flags" length="1" />
  <dimension name="qc_ozone_ug_per_m3_min_flags" length="1" />
  <dimension name="qc_ozone_nmol_per_mol_stddev_flags" length="1" />
  <dimension name="qc_ozone_ug_per_m3_stddev_flags" length="1" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2020-01-01T00:30:00Z" />
    <attribute name="time_coverage_end" value="2025-12-31T23:30:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="6415.0" />
    <attribute name="time_coverage_duration" value="P0Y0M2191DT23H0M0.000S" />
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    <attribute name="metadata_creation" value="2026-06-05" />
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  <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_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="qc_ozone_nmol_per_mol_amean meta_ozone_nmol_per_mol_amean" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
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    <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="FR0026R" />
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    <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" type="long" value="1" />
    <attribute name="ebas_station_latitude" type="double" value="-21.079449" />
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    <attribute name="ebas_measurement_height" value="8.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
    <attribute name="ebas_unit" value="nmol/mol" />
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    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="RUN_Maido_O3_1" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="TBD" />
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    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
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    <attribute name="ebas_inlet_tube_length" value="4.0 m" />
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    <attribute name="ebas_zero_span_check_interval" value="1d" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_detection_limit" value="1.0 nmol/mol" />
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    <attribute name="ebas_framework_contact_name" value="Kjetil Tørseth" />
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    <attribute name="ebas_originator" value="&quot;Colomb, Aurelie, , , , , , , , , &quot;, &quot;Metzger, Jean-Marc, jean-marc.metzger@univ-reunion.fr, Observatoire de Physique de l Atmosphere de la Reunion, OPAR, Laboratoire de l Atmosphere et des Cyclones, Universite de La Reunion - Batiment S4B, 15 avenue Rene Cassin - CS 92003, 97744, Saint-Denis Cedex 9, France&quot;" />
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    <attribute name="_FillValue" type="double" value="NaN" />
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    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
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    <attribute name="ebas_instrument_serial_number" value="TBD" />
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    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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    <attribute name="ebas_framework_name" value="World Data Centre for Reactive Gases" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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  <variable name="meta_ozone_nmol_per_mol_min" 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_min" 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_min meta_ozone_ug_per_m3_min" />
    <attribute name="cell_methods" value="time: minimum" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="2026-03-18T12:28:33.000000Z" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="minimum" />
    <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="FR0026R" />
    <attribute name="ebas_platform_code" value="FR0026S" />
    <attribute name="ebas_station_name" value="La Réunion - Maïdo atmospheric observatory" />
    <attribute name="ebas_station_wdca_id" value="GAWAFR__RUN" />
    <attribute name="ebas_station_gaw_id" value="RUN" />
    <attribute name="ebas_station_gaw_name" value="La Réunion" />
    <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" type="long" value="1" />
    <attribute name="ebas_station_latitude" type="double" value="-21.079449" />
    <attribute name="ebas_station_longitude" type="double" value="55.383006" />
    <attribute name="ebas_station_altitude" value="2160.0 m" />
    <attribute name="ebas_measurement_latitude" type="double" value="-21.079" />
    <attribute name="ebas_measurement_longitude" type="double" value="55.384" />
    <attribute name="ebas_measurement_altitude" value="2160.0 m" />
    <attribute name="ebas_measurement_height" value="8.0 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="FR14L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="RUN_Maido_O3_1" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="TBD" />
    <attribute name="ebas_method_ref" value="FR14L_Maido_O3_RUN" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
    <attribute name="ebas_inlet_tube_outer_diameter" value="6.35 mm" />
    <attribute name="ebas_inlet_tube_length" value="4.0 m" />
    <attribute name="ebas_maintenance_description" value="Monthly leak test, inlet filter checked every 2 months, ozone scrubber checked and replaced if needed once/year" />
    <attribute name="ebas_flow_rate" value="0.5 l/min" />
    <attribute name="ebas_zero_span_check_type" value="automatic" />
    <attribute name="ebas_zero_span_check_interval" value="1d" />
    <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_absorption_cross_section" value="Hearn, 1961" />
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    <attribute name="ebas_framework_acronym" value="GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="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" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no" />
    <attribute name="ebas_originator" value="&quot;Colomb, Aurelie, , , , , , , , , &quot;, &quot;Metzger, Jean-Marc, jean-marc.metzger@univ-reunion.fr, Observatoire de Physique de l Atmosphere de la Reunion, OPAR, Laboratoire de l Atmosphere et des Cyclones, Universite de La Reunion - Batiment S4B, 15 avenue Rene Cassin - CS 92003, 97744, Saint-Denis Cedex 9, France&quot;" />
    <attribute name="ebas_submitter" value="&quot;Pascal, Nicolas, , , , , , , , , &quot;" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the framework: GAW-WDCRG. For using this data for any kind of publications, you must contact the data originator(s), in terms of acknowledgment" />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/ozonemassconcentration" />
    <attribute name="actris_variable_preferred_term" value="ozone mass concentration" />
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    <attribute name="actris_framework_preferred_term" value="GAW-WDCRG" />
    <attribute name="actris_temporal_resolution" value="PT1H" />
    <attribute name="actris_access_restriction" type="long" value="0" />
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  <variable name="qc_ozone_ug_per_m3_min" shape="qc_ozone_ug_per_m3_min_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_min" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_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" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="nmol/mol" />
    <attribute name="ancillary_variables" value="qc_ozone_nmol_per_mol_stddev meta_ozone_nmol_per_mol_stddev" />
    <attribute name="cell_methods" value="time: standard_deviation" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="2026-03-18T12:28:33.000000Z" />
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    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="stddev" />
    <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="FR0026R" />
    <attribute name="ebas_platform_code" value="FR0026S" />
    <attribute name="ebas_station_name" value="La Réunion - Maïdo atmospheric observatory" />
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    <attribute name="ebas_station_gaw_id" value="RUN" />
    <attribute name="ebas_station_gaw_name" value="La Réunion" />
    <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" type="long" value="1" />
    <attribute name="ebas_station_latitude" type="double" value="-21.079449" />
    <attribute name="ebas_station_longitude" type="double" value="55.383006" />
    <attribute name="ebas_station_altitude" value="2160.0 m" />
    <attribute name="ebas_measurement_latitude" type="double" value="-21.079" />
    <attribute name="ebas_measurement_longitude" type="double" value="55.384" />
    <attribute name="ebas_measurement_altitude" value="2160.0 m" />
    <attribute name="ebas_measurement_height" value="8.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
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    <attribute name="ebas_laboratory_code" value="FR14L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="RUN_Maido_O3_1" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="TBD" />
    <attribute name="ebas_method_ref" value="FR14L_Maido_O3_RUN" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
    <attribute name="ebas_inlet_tube_outer_diameter" value="6.35 mm" />
    <attribute name="ebas_inlet_tube_length" value="4.0 m" />
    <attribute name="ebas_maintenance_description" value="Monthly leak test, inlet filter checked every 2 months, ozone scrubber checked and replaced if needed once/year" />
    <attribute name="ebas_flow_rate" value="0.5 l/min" />
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    <attribute name="ebas_zero_span_check_interval" value="1d" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_detection_limit" value="1.0 nmol/mol" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="FR14L, Observatoire des Sciences de l'Univers de la Réunion, OSUR, , &quot;15, avenue René Cassin&quot;, CS 92003, 97744, Saint-Denis, France" />
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    <attribute name="ebas_framework_name" value="World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="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" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no" />
    <attribute name="ebas_originator" value="&quot;Colomb, Aurelie, , , , , , , , , &quot;, &quot;Metzger, Jean-Marc, jean-marc.metzger@univ-reunion.fr, Observatoire de Physique de l Atmosphere de la Reunion, OPAR, Laboratoire de l Atmosphere et des Cyclones, Universite de La Reunion - Batiment S4B, 15 avenue Rene Cassin - CS 92003, 97744, Saint-Denis Cedex 9, France&quot;" />
    <attribute name="ebas_submitter" value="&quot;Pascal, Nicolas, , , , , , , , , &quot;" />
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    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/ozoneamountfraction" />
    <attribute name="actris_variable_preferred_term" value="ozone amount fraction" />
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    <attribute name="actris_access_restriction" type="long" value="0" />
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  <variable name="qc_ozone_nmol_per_mol_stddev" shape="qc_ozone_nmol_per_mol_stddev_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" />
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  <variable name="meta_ozone_nmol_per_mol_stddev" 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_stddev" 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" />
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    <attribute name="ancillary_variables" value="qc_ozone_ug_per_m3_stddev meta_ozone_ug_per_m3_stddev" />
    <attribute name="cell_methods" value="time: standard_deviation" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="2026-03-18T12:28:33.000000Z" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="stddev" />
    <attribute name="ebas_data_level" value="2" />
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    <attribute name="ebas_orig_time_res" value="1mn" />
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    <attribute name="ebas_station_wmo_region" type="long" value="1" />
    <attribute name="ebas_station_latitude" type="double" value="-21.079449" />
    <attribute name="ebas_station_longitude" type="double" value="55.383006" />
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    <attribute name="ebas_measurement_latitude" type="double" value="-21.079" />
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    <attribute name="ebas_component" value="ozone" />
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    <attribute name="ebas_instrument_serial_number" value="TBD" />
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    <attribute name="ebas_originator" value="&quot;Colomb, Aurelie, , , , , , , , , &quot;, &quot;Metzger, Jean-Marc, jean-marc.metzger@univ-reunion.fr, Observatoire de Physique de l Atmosphere de la Reunion, OPAR, Laboratoire de l Atmosphere et des Cyclones, Universite de La Reunion - Batiment S4B, 15 avenue Rene Cassin - CS 92003, 97744, Saint-Denis Cedex 9, France&quot;" />
    <attribute name="ebas_submitter" value="&quot;Pascal, Nicolas, , , , , , , , , &quot;" />
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    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/ozonemassconcentration" />
    <attribute name="actris_variable_preferred_term" value="ozone mass concentration" />
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    <attribute name="actris_access_restriction" type="long" value="0" />
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  <variable name="qc_ozone_ug_per_m3_stddev" shape="qc_ozone_ug_per_m3_stddev_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" />
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  <variable name="meta_ozone_ug_per_m3_stddev" shape="metadata_time" type="String">
    <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 1900-01-01T00:00:00Z" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="standard" />
    <attribute name="bounds" value="time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
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  <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" />
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    <attribute name="_CoordinateAxisType" value="Time" />
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</netcdf>
