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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 Mount Chacaltaya (BO0001R) using uv_abs" />
  <attribute name="keywords" value="mass_concentration_of_ozone_in_air, BO0001R, Mount Chacaltaya, ozone, mole_fraction_of_ozone_in_air, air, ACTRIS, GAW-WDCRG" />
  <attribute name="id" value="T6TB-F5WE.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="ACTRIS, GAW-WDCRG" />
  <attribute name="acknowledgement" value="Request acknowledgement details from data originator" />
  <attribute name="doi" value="https://doi.org/10.48597/T6TB-F5WE" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Isabel Moreno Rivadeneira, Marcos Andrade Flores, Isabel Moreno Rivadeneira, Marcos Andrade Flores, ozone - uv_abs at Mount Chacaltaya, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/T6TB-F5WE" />
  <attribute name="summary" value="Ground based in situ observations of ozone at Mount Chacaltaya (BO0001R) using uv_abs. These measurements are gathered as a part of the following projects ACTRIS, 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), 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="BO01L, Atmospheric Physics Laboratory, ALP, UMSA, Campus Cota Cota calle 27, Endifico FCPN piso 3, , La Paz, Bolivia" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2022-04-19T08:41:25 UTC" />
  <attribute name="date_metadata_modified" value="2022-04-19T08:41:25 UTC" />
  <attribute name="creator_name" value="Isabel Moreno Rivadeneira, Marcos Andrade Flores, Isabel Moreno Rivadeneira, Marcos Andrade Flores" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="caisa.moreno@chacaltaya.edu.bo, mandrade@chacaltaya.edu.bo, caisa.moreno@chacaltaya.edu.bo, mandrade@chacaltaya.edu.bo" />
  <attribute name="creator_institution" value="&quot;Universidad Mayor de San Andres, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, UMSA&quot;, &quot;Universidad Mayor de San Andres, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, UMSA&quot;, &quot;Universidad Mayor de San Andres, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, UMSA&quot;, &quot;Universidad Mayor de San Andres, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, UMSA&quot;" />
  <attribute name="contributor_name" value="Isabel Moreno Rivadeneira, Isabel Moreno Rivadeneira" />
  <attribute name="contributor_role" value="data submitter, data submitter" />
  <attribute name="publisher_type" value="institution" />
  <attribute name="publisher_name" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_institution" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_email" value="ebas@nilu.no" />
  <attribute name="publisher_url" value="https://www.nilu.no/" />
  <attribute name="geospatial_bounds" value="POINT Z (-16.2000007629395 -68.0999984741211 5246.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
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  <attribute name="geospatial_lat_max" type="double" value="-16.2000007629395" />
  <attribute name="geospatial_lon_min" type="double" value="-68.0999984741211" />
  <attribute name="geospatial_lon_max" type="double" value="-68.0999984741211" />
  <attribute name="geospatial_vertical_min" type="double" value="5246.0" />
  <attribute name="geospatial_vertical_max" type="double" value="5246.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2012-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_end" value="2019-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_duration" value="P0007-00-00T00:00:00" />
  <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="Isabel Moreno Rivadeneira, Marcos Andrade Flores, Isabel Moreno Rivadeneira, Marcos Andrade Flores, ozone - uv_abs at Mount Chacaltaya, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/T6TB-F5WE" />
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  <attribute name="ebas_file_name" value="T6TB-F5WE.nc" />
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  <attribute name="ebas_file_creation" value="2023-12-11T04:43:30.646260 UTC" />
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  <attribute name="ebas_version" value="1" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="7y" />
  <attribute name="ebas_resolution_code" value="1h" />
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  <attribute name="ebas_orig_time_res" value="1mn" />
  <attribute name="ebas_station_code" value="BO0001R" />
  <attribute name="ebas_platform_code" value="BO0001S" />
  <attribute name="ebas_station_name" value="Mount Chacaltaya" />
  <attribute name="ebas_station_latitude" value="-16.2000007629395" />
  <attribute name="ebas_station_longitude" value="-68.0999984741211" />
  <attribute name="ebas_station_altitude" value="5320.0 m" />
  <attribute name="ebas_measurement_altitude" value="5246.0 m" />
  <attribute name="ebas_measurement_height" value="6.0 m" />
  <attribute name="ebas_regime" value="IMG" />
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  <attribute name="ebas_matrix" value="air" />
  <attribute name="ebas_laboratory_code" value="BO01L" />
  <attribute name="ebas_instrument_type" value="uv_abs" />
  <attribute name="ebas_instrument_name" value="ThermoSci49i" />
  <attribute name="ebas_instrument_manufacturer" value="Thermo" />
  <attribute name="ebas_instrument_model" value="49i" />
  <attribute name="ebas_instrument_serial_number" value="CM11200038 (model code 49I-A3NAC)" />
  <attribute name="ebas_method_ref" value="BO01L_O3_CHC" />
  <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="Downward-facing tube protected by custom-made plastic hood (cut PET bottle). 6m above the ground, close to the window" />
  <attribute name="ebas_inlet_tube_material" value="Teflon" />
  <attribute name="ebas_inlet_tube_outer_diameter" value="6.35 mm" />
  <attribute name="ebas_inlet_tube_inner_diameter" value="5.8 mm" />
  <attribute name="ebas_inlet_tube_length" value="1.2 m" />
  <attribute name="ebas_maintenance_description" value="Pressure checked every 3 months, inlet filter replaced every 3 months, ozone scrubber replaced if needed. No ozone generator, therefore no span checks." />
  <attribute name="ebas_humidity_temperaure_control" value="None" />
  <attribute name="ebas_qa1_measure_id" value="WCC Empa Site Audit" />
  <attribute name="ebas_qa1_date" value="2017-12-19 UTC" />
  <attribute name="ebas_qa1_document_url" value="https://www.wmo.int/pages/prog/arep/gaw/documents/RCC-III_2017.pdf" />
  <attribute name="ebas_organization" value="BO01L, &quot;Atmospheric Physics Laboratory, ALP, UMSA, Campus Cota Cota calle 27, Endifico FCPN piso 3, , La Paz, Bolivia&quot;, , , , , , , " />
  <attribute name="ebas_framework_acronym" value="ACTRIS, GAW-WDCRG" />
  <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Reactive Gases" />
  <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., 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="Cathrine Lund Myhre, Kjetil Tørseth" />
  <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no" />
  <attribute name="ebas_originator" value="Andrade Flores, Marcos, mandrade@chacaltaya.edu.bo, Universidad Mayor de San Andres, UMSA, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, Calle 27 Cota Cota, Campus Universitario, 00000, La Paz, Bolivia" />
  <attribute name="ebas_submitter" value="Moreno Rivadeneira, Isabel, caisa.moreno@chacaltaya.edu.bo, Universidad Mayor de San Andres, UMSA, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, Calle 27 Cota Cota, Campus Universitario, 00000, La Paz, Bolivia" />
  <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
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  <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;Isabel Moreno Rivadeneira, Marcos Andrade Flores, Isabel Moreno Rivadeneira, Marcos Andrade Flores, ozone - uv_abs at Mount Chacaltaya, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/T6TB-F5WE&quot;,&#xA;    &quot;Set type code&quot;: &quot;TI&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;T6TB-F5WE.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/T6TB-F5WE&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/T6TB-F5WE&quot;,&#xA;    &quot;File creation&quot;: &quot;2023-12-11T04:43:30.646260 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2021-11-23T11:39:50.610000 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;20120101000000&quot;,&#xA;    &quot;Revision date&quot;: &quot;20220419084125&quot;,&#xA;    &quot;Version&quot;: &quot;1&quot;,&#xA;    &quot;Data level&quot;: &quot;2&quot;,&#xA;    &quot;Period code&quot;: &quot;7y&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;BO0001R&quot;,&#xA;    &quot;Platform code&quot;: &quot;BO0001S&quot;,&#xA;    &quot;Station name&quot;: &quot;Mount Chacaltaya&quot;,&#xA;    &quot;Station latitude&quot;: &quot;-16.2000007629395&quot;,&#xA;    &quot;Station longitude&quot;: &quot;-68.0999984741211&quot;,&#xA;    &quot;Station altitude&quot;: &quot;5320.0 m&quot;,&#xA;    &quot;Measurement altitude&quot;: &quot;5246.0 m&quot;,&#xA;    &quot;Measurement height&quot;: &quot;6.0 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;BO01L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;uv_abs&quot;,&#xA;    &quot;Instrument name&quot;: &quot;ThermoSci49i&quot;,&#xA;    &quot;Instrument manufacturer&quot;: &quot;Thermo&quot;,&#xA;    &quot;Instrument model&quot;: &quot;49i&quot;,&#xA;    &quot;Instrument serial number&quot;: &quot;CM11200038 (model code 49I-A3NAC)&quot;,&#xA;    &quot;Method ref&quot;: &quot;BO01L_O3_CHC&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;Downward-facing tube protected by custom-made plastic hood (cut PET bottle). 6m above the ground, close to the window&quot;,&#xA;    &quot;Inlet tube material&quot;: &quot;Teflon&quot;,&#xA;    &quot;Inlet tube outer diameter&quot;: &quot;6.35 mm&quot;,&#xA;    &quot;Inlet tube inner diameter&quot;: &quot;5.8 mm&quot;,&#xA;    &quot;Inlet tube length&quot;: &quot;1.2 m&quot;,&#xA;    &quot;Maintenance description&quot;: &quot;Pressure checked every 3 months, inlet filter replaced every 3 months, ozone scrubber replaced if needed. No ozone generator, therefore no span checks.&quot;,&#xA;    &quot;Humidity/temperature control&quot;: &quot;None&quot;,&#xA;    &quot;QA1 measure ID&quot;: &quot;WCC Empa Site Audit&quot;,&#xA;    &quot;QA1 date&quot;: &quot;2017-12-19 UTC&quot;,&#xA;    &quot;QA1 document URL&quot;: &quot;https://www.wmo.int/pages/prog/arep/gaw/documents/RCC-III_2017.pdf&quot;,&#xA;    &quot;Organization&quot;: &quot;BO01L, \&quot;Atmospheric Physics Laboratory, ALP, UMSA, Campus Cota Cota calle 27, Endifico FCPN piso 3, , La Paz, Bolivia\&quot;, , , , , , , &quot;,&#xA;    &quot;Framework acronym&quot;: &quot;ACTRIS, GAW-WDCRG&quot;,&#xA;    &quot;Framework name&quot;: &quot;European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Reactive Gases&quot;,&#xA;    &quot;Framework description&quot;: &quot;ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., 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;Cathrine Lund Myhre, Kjetil Tørseth&quot;,&#xA;    &quot;Framework contact email&quot;: &quot;clm@nilu.no, kt@nilu.no&quot;,&#xA;    &quot;Originator&quot;: &quot;Andrade Flores, Marcos, mandrade@chacaltaya.edu.bo, Universidad Mayor de San Andres, UMSA, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, Calle 27 Cota Cota, Campus Universitario, 00000, La Paz, Bolivia&quot;,&#xA;    &quot;Submitter&quot;: &quot;Moreno Rivadeneira, Isabel, caisa.moreno@chacaltaya.edu.bo, Universidad Mayor de San Andres, UMSA, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, Calle 27 Cota Cota, Campus Universitario, 00000, La Paz, Bolivia&quot;,&#xA;    &quot;Acknowledgement&quot;: &quot;Request acknowledgement details from data originator&quot;&#xA;}" />
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  <attribute name="creator_url" value="ebas.nilu.no" />
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  <dimension name="time" length="61367" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="2" />
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  <dimension name="ozone_nmol_per_mol_max_qc_flags" length="2" />
  <dimension name="ozone_ug_per_m3_max_qc_flags" length="2" />
  <dimension name="ozone_nmol_per_mol_min_qc_flags" length="2" />
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  <dimension name="ozone_nmol_per_mol_stddev_qc_flags" length="2" />
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    <attribute name="ancillary_variables" value="ozone_nmol_per_mol_amean_qc ozone_nmol_per_mol_amean_ebasmetadata" />
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    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
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    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_detection_limit" value="0.1 nmol/mol" />
    <attribute name="ebas_organization" value="BO01L, &quot;Atmospheric Physics Laboratory, ALP, UMSA, Campus Cota Cota calle 27, Endifico FCPN piso 3, , La Paz, Bolivia&quot;, , , , , , , " />
    <attribute name="ebas_framework_acronym" value="ACTRIS, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., 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." />
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    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Station close the metropolitan area of La Paz and El Alto, influenced by urban pollution when the mixing layer reaches the station. www.chacaltaya.edu.bo Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, factor 1.9953 -- Data converted on export from EBAS from 'ug/m3' at 293.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.501. Detection limit converted from '0.2 ug/m3' at 293.15 K, 1013.25 hPa to '0.1 nmol/mol', conversion factor 0.501." />
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  </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="20220419084125" />
    <attribute name="ebas_version" value="1" />
    <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="BO0001R" />
    <attribute name="ebas_platform_code" value="BO0001S" />
    <attribute name="ebas_station_name" value="Mount Chacaltaya" />
    <attribute name="ebas_station_latitude" value="-16.2000007629395" />
    <attribute name="ebas_station_longitude" value="-68.0999984741211" />
    <attribute name="ebas_station_altitude" value="5320.0 m" />
    <attribute name="ebas_measurement_altitude" value="5246.0 m" />
    <attribute name="ebas_measurement_height" value="6.0 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="BO01L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="ThermoSci49i" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="CM11200038 (model code 49I-A3NAC)" />
    <attribute name="ebas_method_ref" value="BO01L_O3_CHC" />
    <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="Downward-facing tube protected by custom-made plastic hood (cut PET bottle). 6m above the ground, close to the window" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
    <attribute name="ebas_inlet_tube_outer_diameter" value="6.35 mm" />
    <attribute name="ebas_inlet_tube_inner_diameter" value="5.8 mm" />
    <attribute name="ebas_inlet_tube_length" value="1.2 m" />
    <attribute name="ebas_maintenance_description" value="Pressure checked every 3 months, inlet filter replaced every 3 months, ozone scrubber replaced if needed. No ozone generator, therefore no span checks." />
    <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="0.2 ug/m3" />
    <attribute name="ebas_organization" value="BO01L, &quot;Atmospheric Physics Laboratory, ALP, UMSA, Campus Cota Cota calle 27, Endifico FCPN piso 3, , La Paz, Bolivia&quot;, , , , , , , " />
    <attribute name="ebas_framework_acronym" value="ACTRIS, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., 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="Cathrine Lund Myhre, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Station close the metropolitan area of La Paz and El Alto, influenced by urban pollution when the mixing layer reaches the station. www.chacaltaya.edu.bo Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, factor 1.9953" />
  </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>
  <variable name="ozone_ug_per_m3_amean_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_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="20220419084125" />
    <attribute name="ebas_version" value="1" />
    <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="BO0001R" />
    <attribute name="ebas_platform_code" value="BO0001S" />
    <attribute name="ebas_station_name" value="Mount Chacaltaya" />
    <attribute name="ebas_station_latitude" value="-16.2000007629395" />
    <attribute name="ebas_station_longitude" value="-68.0999984741211" />
    <attribute name="ebas_station_altitude" value="5320.0 m" />
    <attribute name="ebas_measurement_altitude" value="5246.0 m" />
    <attribute name="ebas_measurement_height" value="6.0 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="BO01L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="ThermoSci49i" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="CM11200038 (model code 49I-A3NAC)" />
    <attribute name="ebas_method_ref" value="BO01L_O3_CHC" />
    <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="Downward-facing tube protected by custom-made plastic hood (cut PET bottle). 6m above the ground, close to the window" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
    <attribute name="ebas_inlet_tube_outer_diameter" value="6.35 mm" />
    <attribute name="ebas_inlet_tube_inner_diameter" value="5.8 mm" />
    <attribute name="ebas_inlet_tube_length" value="1.2 m" />
    <attribute name="ebas_maintenance_description" value="Pressure checked every 3 months, inlet filter replaced every 3 months, ozone scrubber replaced if needed. No ozone generator, therefore no span checks." />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_detection_limit" value="0.1 nmol/mol" />
    <attribute name="ebas_organization" value="BO01L, &quot;Atmospheric Physics Laboratory, ALP, UMSA, Campus Cota Cota calle 27, Endifico FCPN piso 3, , La Paz, Bolivia&quot;, , , , , , , " />
    <attribute name="ebas_framework_acronym" value="ACTRIS, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., 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="Cathrine Lund Myhre, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Station close the metropolitan area of La Paz and El Alto, influenced by urban pollution when the mixing layer reaches the station. www.chacaltaya.edu.bo Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, factor 1.9953 -- Data converted on export from EBAS from 'ug/m3' at 293.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.501. Detection limit converted from '0.2 ug/m3' at 293.15 K, 1013.25 hPa to '0.1 nmol/mol', conversion factor 0.501." />
  </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" />
    <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="20220419084125" />
    <attribute name="ebas_version" value="1" />
    <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="BO0001R" />
    <attribute name="ebas_platform_code" value="BO0001S" />
    <attribute name="ebas_station_name" value="Mount Chacaltaya" />
    <attribute name="ebas_station_latitude" value="-16.2000007629395" />
    <attribute name="ebas_station_longitude" value="-68.0999984741211" />
    <attribute name="ebas_station_altitude" value="5320.0 m" />
    <attribute name="ebas_measurement_altitude" value="5246.0 m" />
    <attribute name="ebas_measurement_height" value="6.0 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="BO01L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="ThermoSci49i" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="CM11200038 (model code 49I-A3NAC)" />
    <attribute name="ebas_method_ref" value="BO01L_O3_CHC" />
    <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="Downward-facing tube protected by custom-made plastic hood (cut PET bottle). 6m above the ground, close to the window" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
    <attribute name="ebas_inlet_tube_outer_diameter" value="6.35 mm" />
    <attribute name="ebas_inlet_tube_inner_diameter" value="5.8 mm" />
    <attribute name="ebas_inlet_tube_length" value="1.2 m" />
    <attribute name="ebas_maintenance_description" value="Pressure checked every 3 months, inlet filter replaced every 3 months, ozone scrubber replaced if needed. No ozone generator, therefore no span checks." />
    <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="0.2 ug/m3" />
    <attribute name="ebas_organization" value="BO01L, &quot;Atmospheric Physics Laboratory, ALP, UMSA, Campus Cota Cota calle 27, Endifico FCPN piso 3, , La Paz, Bolivia&quot;, , , , , , , " />
    <attribute name="ebas_framework_acronym" value="ACTRIS, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., 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="Cathrine Lund Myhre, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Station close the metropolitan area of La Paz and El Alto, influenced by urban pollution when the mixing layer reaches the station. www.chacaltaya.edu.bo Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, factor 1.9953" />
  </variable>
  <variable name="ozone_ug_per_m3_max_qc" shape="ozone_ug_per_m3_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_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" />
    <attribute name="ancillary_variables" value="ozone_nmol_per_mol_min_qc ozone_nmol_per_mol_min_ebasmetadata" />
    <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="20220419084125" />
    <attribute name="ebas_version" value="1" />
    <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="BO0001R" />
    <attribute name="ebas_platform_code" value="BO0001S" />
    <attribute name="ebas_station_name" value="Mount Chacaltaya" />
    <attribute name="ebas_station_latitude" value="-16.2000007629395" />
    <attribute name="ebas_station_longitude" value="-68.0999984741211" />
    <attribute name="ebas_station_altitude" value="5320.0 m" />
    <attribute name="ebas_measurement_altitude" value="5246.0 m" />
    <attribute name="ebas_measurement_height" value="6.0 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="BO01L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="ThermoSci49i" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="CM11200038 (model code 49I-A3NAC)" />
    <attribute name="ebas_method_ref" value="BO01L_O3_CHC" />
    <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="Downward-facing tube protected by custom-made plastic hood (cut PET bottle). 6m above the ground, close to the window" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
    <attribute name="ebas_inlet_tube_outer_diameter" value="6.35 mm" />
    <attribute name="ebas_inlet_tube_inner_diameter" value="5.8 mm" />
    <attribute name="ebas_inlet_tube_length" value="1.2 m" />
    <attribute name="ebas_maintenance_description" value="Pressure checked every 3 months, inlet filter replaced every 3 months, ozone scrubber replaced if needed. No ozone generator, therefore no span checks." />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_detection_limit" value="0.1 nmol/mol" />
    <attribute name="ebas_organization" value="BO01L, &quot;Atmospheric Physics Laboratory, ALP, UMSA, Campus Cota Cota calle 27, Endifico FCPN piso 3, , La Paz, Bolivia&quot;, , , , , , , " />
    <attribute name="ebas_framework_acronym" value="ACTRIS, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., 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="Cathrine Lund Myhre, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Station close the metropolitan area of La Paz and El Alto, influenced by urban pollution when the mixing layer reaches the station. www.chacaltaya.edu.bo Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, factor 1.9953 -- Data converted on export from EBAS from 'ug/m3' at 293.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.501. Detection limit converted from '0.2 ug/m3' at 293.15 K, 1013.25 hPa to '0.1 nmol/mol', conversion factor 0.501." />
  </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" />
    <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_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" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="ozone_ug_per_m3_min_qc ozone_ug_per_m3_min_ebasmetadata" />
    <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="20220419084125" />
    <attribute name="ebas_version" value="1" />
    <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="BO0001R" />
    <attribute name="ebas_platform_code" value="BO0001S" />
    <attribute name="ebas_station_name" value="Mount Chacaltaya" />
    <attribute name="ebas_station_latitude" value="-16.2000007629395" />
    <attribute name="ebas_station_longitude" value="-68.0999984741211" />
    <attribute name="ebas_station_altitude" value="5320.0 m" />
    <attribute name="ebas_measurement_altitude" value="5246.0 m" />
    <attribute name="ebas_measurement_height" value="6.0 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="BO01L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="ThermoSci49i" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="CM11200038 (model code 49I-A3NAC)" />
    <attribute name="ebas_method_ref" value="BO01L_O3_CHC" />
    <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="Downward-facing tube protected by custom-made plastic hood (cut PET bottle). 6m above the ground, close to the window" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
    <attribute name="ebas_inlet_tube_outer_diameter" value="6.35 mm" />
    <attribute name="ebas_inlet_tube_inner_diameter" value="5.8 mm" />
    <attribute name="ebas_inlet_tube_length" value="1.2 m" />
    <attribute name="ebas_maintenance_description" value="Pressure checked every 3 months, inlet filter replaced every 3 months, ozone scrubber replaced if needed. No ozone generator, therefore no span checks." />
    <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="0.2 ug/m3" />
    <attribute name="ebas_organization" value="BO01L, &quot;Atmospheric Physics Laboratory, ALP, UMSA, Campus Cota Cota calle 27, Endifico FCPN piso 3, , La Paz, Bolivia&quot;, , , , , , , " />
    <attribute name="ebas_framework_acronym" value="ACTRIS, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., 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="Cathrine Lund Myhre, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Station close the metropolitan area of La Paz and El Alto, influenced by urban pollution when the mixing layer reaches the station. www.chacaltaya.edu.bo Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, factor 1.9953" />
  </variable>
  <variable name="ozone_ug_per_m3_min_qc" shape="ozone_ug_per_m3_min_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_min_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_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="ozone_nmol_per_mol_stddev_qc ozone_nmol_per_mol_stddev_ebasmetadata" />
    <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="20220419084125" />
    <attribute name="ebas_version" value="1" />
    <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="BO0001R" />
    <attribute name="ebas_platform_code" value="BO0001S" />
    <attribute name="ebas_station_name" value="Mount Chacaltaya" />
    <attribute name="ebas_station_latitude" value="-16.2000007629395" />
    <attribute name="ebas_station_longitude" value="-68.0999984741211" />
    <attribute name="ebas_station_altitude" value="5320.0 m" />
    <attribute name="ebas_measurement_altitude" value="5246.0 m" />
    <attribute name="ebas_measurement_height" value="6.0 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="BO01L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="ThermoSci49i" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="CM11200038 (model code 49I-A3NAC)" />
    <attribute name="ebas_method_ref" value="BO01L_O3_CHC" />
    <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="Downward-facing tube protected by custom-made plastic hood (cut PET bottle). 6m above the ground, close to the window" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
    <attribute name="ebas_inlet_tube_outer_diameter" value="6.35 mm" />
    <attribute name="ebas_inlet_tube_inner_diameter" value="5.8 mm" />
    <attribute name="ebas_inlet_tube_length" value="1.2 m" />
    <attribute name="ebas_maintenance_description" value="Pressure checked every 3 months, inlet filter replaced every 3 months, ozone scrubber replaced if needed. No ozone generator, therefore no span checks." />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_detection_limit" value="0.1 nmol/mol" />
    <attribute name="ebas_organization" value="BO01L, &quot;Atmospheric Physics Laboratory, ALP, UMSA, Campus Cota Cota calle 27, Endifico FCPN piso 3, , La Paz, Bolivia&quot;, , , , , , , " />
    <attribute name="ebas_framework_acronym" value="ACTRIS, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., 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="Cathrine Lund Myhre, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Station close the metropolitan area of La Paz and El Alto, influenced by urban pollution when the mixing layer reaches the station. www.chacaltaya.edu.bo Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, factor 1.9953 -- Data converted on export from EBAS from 'ug/m3' at 293.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.501. Detection limit converted from '0.2 ug/m3' at 293.15 K, 1013.25 hPa to '0.1 nmol/mol', conversion factor 0.501." />
  </variable>
  <variable name="ozone_nmol_per_mol_stddev_qc" shape="ozone_nmol_per_mol_stddev_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_stddev_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_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" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="ozone_ug_per_m3_stddev_qc ozone_ug_per_m3_stddev_ebasmetadata" />
    <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="20220419084125" />
    <attribute name="ebas_version" value="1" />
    <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="BO0001R" />
    <attribute name="ebas_platform_code" value="BO0001S" />
    <attribute name="ebas_station_name" value="Mount Chacaltaya" />
    <attribute name="ebas_station_latitude" value="-16.2000007629395" />
    <attribute name="ebas_station_longitude" value="-68.0999984741211" />
    <attribute name="ebas_station_altitude" value="5320.0 m" />
    <attribute name="ebas_measurement_altitude" value="5246.0 m" />
    <attribute name="ebas_measurement_height" value="6.0 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="BO01L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="ThermoSci49i" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="CM11200038 (model code 49I-A3NAC)" />
    <attribute name="ebas_method_ref" value="BO01L_O3_CHC" />
    <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="Downward-facing tube protected by custom-made plastic hood (cut PET bottle). 6m above the ground, close to the window" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
    <attribute name="ebas_inlet_tube_outer_diameter" value="6.35 mm" />
    <attribute name="ebas_inlet_tube_inner_diameter" value="5.8 mm" />
    <attribute name="ebas_inlet_tube_length" value="1.2 m" />
    <attribute name="ebas_maintenance_description" value="Pressure checked every 3 months, inlet filter replaced every 3 months, ozone scrubber replaced if needed. No ozone generator, therefore no span checks." />
    <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="0.2 ug/m3" />
    <attribute name="ebas_organization" value="BO01L, &quot;Atmospheric Physics Laboratory, ALP, UMSA, Campus Cota Cota calle 27, Endifico FCPN piso 3, , La Paz, Bolivia&quot;, , , , , , , " />
    <attribute name="ebas_framework_acronym" value="ACTRIS, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., 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="Cathrine Lund Myhre, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Station close the metropolitan area of La Paz and El Alto, influenced by urban pollution when the mixing layer reaches the station. www.chacaltaya.edu.bo Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, factor 1.9953" />
  </variable>
  <variable name="ozone_ug_per_m3_stddev_qc" shape="ozone_ug_per_m3_stddev_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_stddev_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_uncertainty" 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_uncertainty_qc ozone_nmol_per_mol_uncertainty_ebasmetadata" />
    <attribute name="cell_methods" value="time: uncertainty" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20220419084125" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_statistics" value="uncertainty" />
    <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="BO0001R" />
    <attribute name="ebas_platform_code" value="BO0001S" />
    <attribute name="ebas_station_name" value="Mount Chacaltaya" />
    <attribute name="ebas_station_latitude" value="-16.2000007629395" />
    <attribute name="ebas_station_longitude" value="-68.0999984741211" />
    <attribute name="ebas_station_altitude" value="5320.0 m" />
    <attribute name="ebas_measurement_altitude" value="5246.0 m" />
    <attribute name="ebas_measurement_height" value="6.0 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="BO01L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="ThermoSci49i" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="CM11200038 (model code 49I-A3NAC)" />
    <attribute name="ebas_method_ref" value="BO01L_O3_CHC" />
    <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="Downward-facing tube protected by custom-made plastic hood (cut PET bottle). 6m above the ground, close to the window" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
    <attribute name="ebas_inlet_tube_outer_diameter" value="6.35 mm" />
    <attribute name="ebas_inlet_tube_inner_diameter" value="5.8 mm" />
    <attribute name="ebas_inlet_tube_length" value="1.2 m" />
    <attribute name="ebas_maintenance_description" value="Pressure checked every 3 months, inlet filter replaced every 3 months, ozone scrubber replaced if needed. No ozone generator, therefore no span checks." />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_detection_limit" value="0.0 nmol/mol" />
    <attribute name="ebas_organization" value="BO01L, &quot;Atmospheric Physics Laboratory, ALP, UMSA, Campus Cota Cota calle 27, Endifico FCPN piso 3, , La Paz, Bolivia&quot;, , , , , , , " />
    <attribute name="ebas_framework_acronym" value="ACTRIS, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., 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="Cathrine Lund Myhre, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Station close the metropolitan area of La Paz and El Alto, influenced by urban pollution when the mixing layer reaches the station. www.chacaltaya.edu.bo Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, factor 1.9953 -- Data converted on export from EBAS from 'ug/m3' at 293.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.50. Detection limit converted from '0.2 ug/m3' at 293.15 K, 1013.25 hPa to '0.0 nmol/mol', conversion factor 0.50." />
  </variable>
  <variable name="ozone_nmol_per_mol_uncertainty_qc" shape="ozone_nmol_per_mol_uncertainty_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_uncertainty_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_uncertainty" 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_uncertainty_qc ozone_ug_per_m3_uncertainty_ebasmetadata" />
    <attribute name="cell_methods" value="time: uncertainty" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20220419084125" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_statistics" value="uncertainty" />
    <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="BO0001R" />
    <attribute name="ebas_platform_code" value="BO0001S" />
    <attribute name="ebas_station_name" value="Mount Chacaltaya" />
    <attribute name="ebas_station_latitude" value="-16.2000007629395" />
    <attribute name="ebas_station_longitude" value="-68.0999984741211" />
    <attribute name="ebas_station_altitude" value="5320.0 m" />
    <attribute name="ebas_measurement_altitude" value="5246.0 m" />
    <attribute name="ebas_measurement_height" value="6.0 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="BO01L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="ThermoSci49i" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="CM11200038 (model code 49I-A3NAC)" />
    <attribute name="ebas_method_ref" value="BO01L_O3_CHC" />
    <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="Downward-facing tube protected by custom-made plastic hood (cut PET bottle). 6m above the ground, close to the window" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
    <attribute name="ebas_inlet_tube_outer_diameter" value="6.35 mm" />
    <attribute name="ebas_inlet_tube_inner_diameter" value="5.8 mm" />
    <attribute name="ebas_inlet_tube_length" value="1.2 m" />
    <attribute name="ebas_maintenance_description" value="Pressure checked every 3 months, inlet filter replaced every 3 months, ozone scrubber replaced if needed. No ozone generator, therefore no span checks." />
    <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="0.2 ug/m3" />
    <attribute name="ebas_organization" value="BO01L, &quot;Atmospheric Physics Laboratory, ALP, UMSA, Campus Cota Cota calle 27, Endifico FCPN piso 3, , La Paz, Bolivia&quot;, , , , , , , " />
    <attribute name="ebas_framework_acronym" value="ACTRIS, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., 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="Cathrine Lund Myhre, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Station close the metropolitan area of La Paz and El Alto, influenced by urban pollution when the mixing layer reaches the station. www.chacaltaya.edu.bo Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, factor 1.9953" />
  </variable>
  <variable name="ozone_ug_per_m3_uncertainty_qc" shape="ozone_ug_per_m3_uncertainty_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_uncertainty_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>
