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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 Tiksi (RU0100R) using uv_abs" />
  <attribute name="keywords" value="Tiksi, mass_concentration_of_ozone_in_air, NOAA-ESRL, RU0100R, ozone, mole_fraction_of_ozone_in_air, air, GAW-WDCRG" />
  <attribute name="id" value="QGZD-XWK6.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="GAW-WDCRG, NOAA-ESRL" />
  <attribute name="acknowledgement" value="Request Acknowledgement details from data originator. http://dx.doi.org/10.7289/V57P8WBF" />
  <attribute name="doi" value="https://doi.org/10.48597/QGZD-XWK6" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Sara Crepinsek, Irina Petropavlovskikh, Sara Crepinsek, Irina Petropavlovskikh, ozone - uv_abs at Tiksi, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/QGZD-XWK6" />
  <attribute name="summary" value="Ground based in situ observations of ozone at Tiksi (RU0100R) using uv_abs. These measurements are gathered as a part of the following projects GAW-WDCRG, NOAA-ESRL and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: ozone in air (mole_fraction_of_ozone_in_air), ozone in air (mass_concentration_of_ozone_in_air), ozone in air (mole_fraction_of_ozone_in_air), ozone in air (mass_concentration_of_ozone_in_air), ozone in air (mole_fraction_of_ozone_in_air), ozone in air (mass_concentration_of_ozone_in_air), ozone in air (mole_fraction_of_ozone_in_air), ozone in air (mass_concentration_of_ozone_in_air)" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="US06L, National Oceanic and Atmospheric Administration, NOAA/ESRL/GMD, Earth System Research Laboratory, Global Monitoring Division, 325 Broadway, CO 80305-3, Boulder, U.S.A." />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2017-07-17T14:59:54 UTC" />
  <attribute name="date_metadata_modified" value="2017-07-17T14:59:54 UTC" />
  <attribute name="creator_name" value="Sara Crepinsek, Irina Petropavlovskikh, Sara Crepinsek, Irina Petropavlovskikh" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="sara.crepinsek@noaa.gov, Irina.petro@noaa.gov, sara.crepinsek@noaa.gov, Irina.petro@noaa.gov" />
  <attribute name="creator_institution" value="&quot;National Oceanic and Atmospheric Administration/Earth System Research Laboratory/Physical Sciences Division, NOAA/ESRL/PSD&quot;, &quot;National Oceanic and Atmospheric Administration/Earth System Research Laboratory/Global Monitoring Division, NOAA/ESRL/GMD&quot;, &quot;National Oceanic and Atmospheric Administration/Earth System Research Laboratory/Physical Sciences Division, NOAA/ESRL/PSD&quot;, &quot;National Oceanic and Atmospheric Administration/Earth System Research Laboratory/Global Monitoring Division, NOAA/ESRL/GMD&quot;" />
  <attribute name="contributor_name" value="Sara Crepinsek, Sara Crepinsek" />
  <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 (71.58617 128.91882 8.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="71.58617" />
  <attribute name="geospatial_lat_max" type="double" value="71.58617" />
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  <attribute name="geospatial_lon_max" type="double" value="128.91882" />
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  <attribute name="geospatial_vertical_max" type="double" value="8.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2016-04-29T18:00:00 UTC" />
  <attribute name="time_coverage_end" value="2016-05-17T09:00:00 UTC" />
  <attribute name="time_coverage_duration" value="P0000-00-17T15:00:00" />
  <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="Sara Crepinsek, Irina Petropavlovskikh, Sara Crepinsek, Irina Petropavlovskikh, ozone - uv_abs at Tiksi, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/QGZD-XWK6" />
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  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/QGZD-XWK6" />
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  <attribute name="ebas_startdate" value="20160429180000" />
  <attribute name="ebas_revision_date" value="20170717145954" />
  <attribute name="ebas_version" value="1" />
  <attribute name="ebas_version_description" value="Version numbering not tracked, generated by CPD3 EBAS Export v16-28-gb051b35-m run as da.output.ebas (26831) run by mcclure on aero.cmdl.noaa.gov via da.output.ebas --profile=ozone tik 2016-01-01 2017-01-01" />
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  <attribute name="ebas_period_code" value="18d" />
  <attribute name="ebas_resolution_code" value="1h" />
  <attribute name="ebas_sample_duration" value="1h" />
  <attribute name="ebas_station_code" value="RU0100R" />
  <attribute name="ebas_platform_code" value="RU0100S" />
  <attribute name="ebas_station_name" value="Tiksi" />
  <attribute name="ebas_station_wdca_id" value="GAWARU__TIK" />
  <attribute name="ebas_station_gaw_id" value="TIK" />
  <attribute name="ebas_station_gaw_name" value="Tiksi" />
  <attribute name="ebas_station_land_use" value="Grassland" />
  <attribute name="ebas_station_setting" value="Coastal" />
  <attribute name="ebas_station_gaw_type" value="R" />
  <attribute name="ebas_station_wmo_region" value="2" />
  <attribute name="ebas_station_latitude" value="71.5861663818" />
  <attribute name="ebas_station_longitude" value="128.9188232422" />
  <attribute name="ebas_station_altitude" value="8.0 m" />
  <attribute name="ebas_measuremenet_latitude" value="71.58617" />
  <attribute name="ebas_measurement_longitude" value="128.91882" />
  <attribute name="ebas_measurement_altitude" value="8.0 m" />
  <attribute name="ebas_measurement_height" value="10.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_component" value="ozone" />
  <attribute name="ebas_matrix" value="air" />
  <attribute name="ebas_laboratory_code" value="US06L" />
  <attribute name="ebas_instrument_type" value="uv_abs" />
  <attribute name="ebas_instrument_name" value="Thermo_49i_TIK" />
  <attribute name="ebas_instrument_manufacturer" value="Thermo" />
  <attribute name="ebas_instrument_model" value="49i" />
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  <attribute name="ebas_method_ref" value="US06L_AM" />
  <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, teflon inlet bell" />
  <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="4.76 mm" />
  <attribute name="ebas_inlet_tube_length" value="7.0 m" />
  <attribute name="ebas_flow_rate" value="1.2 l/min" />
  <attribute name="ebas_humidity_temperaure_control_description" value="Automatic" />
  <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
  <attribute name="ebas_zero_negative_values" value="Zero and neg. values may appear due to statistical variations at very low concentrations" />
  <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
  <attribute name="ebas_organization" value="US06L, National Oceanic and Atmospheric Administration, NOAA/ESRL/GMD, &quot;Earth System Research Laboratory, Global Monitoring Division&quot;, 325 Broadway, , CO 80305-3, Boulder, U.S.A." />
  <attribute name="ebas_framework_acronym" value="GAW-WDCRG, NOAA-ESRL" />
  <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, Markus Fiebig" />
  <attribute name="ebas_framework_contact_email" value="kt@nilu.no, Markus.Fiebig@nilu.no" />
  <attribute name="ebas_originator" value="Petropavlovskikh, Irina, Irina.petro@noaa.gov, National Oceanic and Atmospheric Administration/Earth System Research Laboratory/Global Monitoring Division, NOAA/ESRL/GMD, , 325 Broadway, , 80305, &quot;Boulder, CO&quot;, USA" />
  <attribute name="ebas_submitter" value="Crepinsek, Sara, sara.crepinsek@noaa.gov, National Oceanic and Atmospheric Administration/Earth System Research Laboratory/Physical Sciences Division, NOAA/ESRL/PSD, , 325 Broadway, , 80305, &quot;Boulder, CO&quot;, USA" />
  <attribute name="ebas_acknowledgement" value="Request Acknowledgement details from data originator. http://dx.doi.org/10.7289/V57P8WBF" />
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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;Sara Crepinsek, Irina Petropavlovskikh, Sara Crepinsek, Irina Petropavlovskikh, ozone - uv_abs at Tiksi, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/QGZD-XWK6&quot;,&#xA;    &quot;Set type code&quot;: &quot;TI&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;QGZD-XWK6.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/QGZD-XWK6&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/QGZD-XWK6&quot;,&#xA;    &quot;File creation&quot;: &quot;2023-12-10T21:46:21.979052 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2018-11-12T12:28:14.110000 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;20160429180000&quot;,&#xA;    &quot;Revision date&quot;: &quot;20170717145954&quot;,&#xA;    &quot;Version&quot;: &quot;1&quot;,&#xA;    &quot;Version description&quot;: &quot;Version numbering not tracked, generated by CPD3 EBAS Export v16-28-gb051b35-m run as da.output.ebas (26831) run by mcclure on aero.cmdl.noaa.gov via da.output.ebas --profile=ozone tik 2016-01-01 2017-01-01&quot;,&#xA;    &quot;Data level&quot;: &quot;2&quot;,&#xA;    &quot;Period code&quot;: &quot;18d&quot;,&#xA;    &quot;Resolution code&quot;: &quot;1h&quot;,&#xA;    &quot;Sample duration&quot;: &quot;1h&quot;,&#xA;    &quot;Station code&quot;: &quot;RU0100R&quot;,&#xA;    &quot;Platform code&quot;: &quot;RU0100S&quot;,&#xA;    &quot;Station name&quot;: &quot;Tiksi&quot;,&#xA;    &quot;Station WDCA-ID&quot;: &quot;GAWARU__TIK&quot;,&#xA;    &quot;Station GAW-ID&quot;: &quot;TIK&quot;,&#xA;    &quot;Station GAW-Name&quot;: &quot;Tiksi&quot;,&#xA;    &quot;Station land use&quot;: &quot;Grassland&quot;,&#xA;    &quot;Station setting&quot;: &quot;Coastal&quot;,&#xA;    &quot;Station GAW type&quot;: &quot;R&quot;,&#xA;    &quot;Station WMO region&quot;: &quot;2&quot;,&#xA;    &quot;Station latitude&quot;: &quot;71.5861663818&quot;,&#xA;    &quot;Station longitude&quot;: &quot;128.9188232422&quot;,&#xA;    &quot;Station altitude&quot;: &quot;8.0 m&quot;,&#xA;    &quot;Measurement latitude&quot;: &quot;71.58617&quot;,&#xA;    &quot;Measurement longitude&quot;: &quot;128.91882&quot;,&#xA;    &quot;Measurement altitude&quot;: &quot;8.0 m&quot;,&#xA;    &quot;Measurement height&quot;: &quot;10.0 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Component&quot;: &quot;ozone&quot;,&#xA;    &quot;Matrix&quot;: &quot;air&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;US06L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;uv_abs&quot;,&#xA;    &quot;Instrument name&quot;: &quot;Thermo_49i_TIK&quot;,&#xA;    &quot;Instrument manufacturer&quot;: &quot;Thermo&quot;,&#xA;    &quot;Instrument model&quot;: &quot;49i&quot;,&#xA;    &quot;Instrument serial number&quot;: &quot;629719160&quot;,&#xA; 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   &quot;Framework acronym&quot;: &quot;GAW-WDCRG, NOAA-ESRL&quot;,&#xA;    &quot;Framework name&quot;: &quot;World Data Centre for Reactive Gases, &quot;,&#xA;    &quot;Framework description&quot;: &quot;The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., &quot;,&#xA;    &quot;Framework contact name&quot;: &quot;Kjetil Tørseth, Markus Fiebig&quot;,&#xA;    &quot;Framework contact email&quot;: &quot;kt@nilu.no, Markus.Fiebig@nilu.no&quot;,&#xA;    &quot;Originator&quot;: &quot;Petropavlovskikh, Irina, Irina.petro@noaa.gov, National Oceanic and Atmospheric Administration/Earth System Research Laboratory/Global Monitoring Division, NOAA/ESRL/GMD, , 325 Broadway, , 80305, \&quot;Boulder, CO\&quot;, USA&quot;,&#xA;    &quot;Submitter&quot;: &quot;Crepinsek, Sara, sara.crepinsek@noaa.gov, National Oceanic and Atmospheric Administration/Earth System Research Laboratory/Physical Sciences Division, NOAA/ESRL/PSD, , 325 Broadway, , 80305, \&quot;Boulder, CO\&quot;, USA&quot;,&#xA;    &quot;Acknowledgement&quot;: &quot;Request Acknowledgement details from data originator. http://dx.doi.org/10.7289/V57P8WBF&quot;&#xA;}" />
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  <dimension name="ozone_nmol_per_mol_max_qc_flags" length="1" />
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    <attribute name="ebas_framework_acronym" value="GAW-WDCRG, NOAA-ESRL" />
    <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, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request Acknowledgement details from data originator. http://dx.doi.org/10.7289/V57P8WBF" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.99534. -- Data converted on export from EBAS from 'ug/m3' at 293.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.5012. Measurement uncertainty converted from '1.995 ug/m3' at 293.15 K, 1013.25 hPa to '1.0 nmol/mol', conversion factor 0.5012. Detection limit converted from '1.995 ug/m3' at 293.15 K, 1013.25 hPa to '1.0 nmol/mol', conversion factor 0.5012." />
  </variable>
  <variable name="ozone_nmol_per_mol_amean_qc" shape="ozone_nmol_per_mol_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_nmol_per_mol_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="ozone_ug_per_m3_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_ozone_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="ozone_ug_per_m3_amean_qc ozone_ug_per_m3_amean_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20170717145954" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="Version numbering not tracked, generated by CPD3 EBAS Export v16-28-gb051b35-m run as da.output.ebas (26831) run by mcclure on aero.cmdl.noaa.gov via da.output.ebas --profile=ozone tik 2016-01-01 2017-01-01" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="RU0100R" />
    <attribute name="ebas_platform_code" value="RU0100S" />
    <attribute name="ebas_station_name" value="Tiksi" />
    <attribute name="ebas_station_wdca_id" value="GAWARU__TIK" />
    <attribute name="ebas_station_gaw_id" value="TIK" />
    <attribute name="ebas_station_gaw_name" value="Tiksi" />
    <attribute name="ebas_station_land_use" value="Grassland" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="2" />
    <attribute name="ebas_station_latitude" value="71.5861663818" />
    <attribute name="ebas_station_longitude" value="128.9188232422" />
    <attribute name="ebas_station_altitude" value="8.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="71.58617" />
    <attribute name="ebas_measurement_longitude" value="128.91882" />
    <attribute name="ebas_measurement_altitude" value="8.0 m" />
    <attribute name="ebas_measurement_height" value="10.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
    <attribute name="ebas_unit" value="ug/m3" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="US06L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="Thermo_49i_TIK" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="629719160" />
    <attribute name="ebas_method_ref" value="US06L_AM" />
    <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, teflon inlet bell" />
    <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="4.76 mm" />
    <attribute name="ebas_inlet_tube_length" value="7.0 m" />
    <attribute name="ebas_flow_rate" value="1.2 l/min" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Automatic" />
    <attribute name="ebas_volume_std_temperature" value="293.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="1.995 ug/m3" />
    <attribute name="ebas_measurement_uncertainty" value="1.995 ug/m3" />
    <attribute name="ebas_measurement_uncertainty_expl" value="includes statistical uncertainty of individual sample and calibration uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and neg. values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="US06L, National Oceanic and Atmospheric Administration, NOAA/ESRL/GMD, &quot;Earth System Research Laboratory, Global Monitoring Division&quot;, 325 Broadway, , CO 80305-3, Boulder, U.S.A." />
    <attribute name="ebas_framework_acronym" value="GAW-WDCRG, NOAA-ESRL" />
    <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, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request Acknowledgement details from data originator. http://dx.doi.org/10.7289/V57P8WBF" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.99534." />
  </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="20170717145954" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="Version numbering not tracked, generated by CPD3 EBAS Export v16-28-gb051b35-m run as da.output.ebas (26831) run by mcclure on aero.cmdl.noaa.gov via da.output.ebas --profile=ozone tik 2016-01-01 2017-01-01" />
    <attribute name="ebas_statistics" value="maximum" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="RU0100R" />
    <attribute name="ebas_platform_code" value="RU0100S" />
    <attribute name="ebas_station_name" value="Tiksi" />
    <attribute name="ebas_station_wdca_id" value="GAWARU__TIK" />
    <attribute name="ebas_station_gaw_id" value="TIK" />
    <attribute name="ebas_station_gaw_name" value="Tiksi" />
    <attribute name="ebas_station_land_use" value="Grassland" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="2" />
    <attribute name="ebas_station_latitude" value="71.5861663818" />
    <attribute name="ebas_station_longitude" value="128.9188232422" />
    <attribute name="ebas_station_altitude" value="8.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="71.58617" />
    <attribute name="ebas_measurement_longitude" value="128.91882" />
    <attribute name="ebas_measurement_altitude" value="8.0 m" />
    <attribute name="ebas_measurement_height" value="10.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
    <attribute name="ebas_unit" value="nmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="US06L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="Thermo_49i_TIK" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="629719160" />
    <attribute name="ebas_method_ref" value="US06L_AM" />
    <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, teflon inlet bell" />
    <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="4.76 mm" />
    <attribute name="ebas_inlet_tube_length" value="7.0 m" />
    <attribute name="ebas_flow_rate" value="1.2 l/min" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Automatic" />
    <attribute name="ebas_detection_limit" value="1.0 nmol/mol" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and neg. values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="US06L, National Oceanic and Atmospheric Administration, NOAA/ESRL/GMD, &quot;Earth System Research Laboratory, Global Monitoring Division&quot;, 325 Broadway, , CO 80305-3, Boulder, U.S.A." />
    <attribute name="ebas_framework_acronym" value="GAW-WDCRG, NOAA-ESRL" />
    <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, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request Acknowledgement details from data originator. http://dx.doi.org/10.7289/V57P8WBF" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.99534. Detection limit converted from '1.0 nmol/mol' to '1.995 ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.99534. -- Data converted on export from EBAS from 'ug/m3' at 293.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.5012. Detection limit converted from '1.995 ug/m3' at 293.15 K, 1013.25 hPa to '1.0 nmol/mol', conversion factor 0.5012." />
  </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="20170717145954" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="Version numbering not tracked, generated by CPD3 EBAS Export v16-28-gb051b35-m run as da.output.ebas (26831) run by mcclure on aero.cmdl.noaa.gov via da.output.ebas --profile=ozone tik 2016-01-01 2017-01-01" />
    <attribute name="ebas_statistics" value="maximum" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="RU0100R" />
    <attribute name="ebas_platform_code" value="RU0100S" />
    <attribute name="ebas_station_name" value="Tiksi" />
    <attribute name="ebas_station_wdca_id" value="GAWARU__TIK" />
    <attribute name="ebas_station_gaw_id" value="TIK" />
    <attribute name="ebas_station_gaw_name" value="Tiksi" />
    <attribute name="ebas_station_land_use" value="Grassland" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="2" />
    <attribute name="ebas_station_latitude" value="71.5861663818" />
    <attribute name="ebas_station_longitude" value="128.9188232422" />
    <attribute name="ebas_station_altitude" value="8.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="71.58617" />
    <attribute name="ebas_measurement_longitude" value="128.91882" />
    <attribute name="ebas_measurement_altitude" value="8.0 m" />
    <attribute name="ebas_measurement_height" value="10.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
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    <attribute name="ebas_laboratory_code" value="US06L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="Thermo_49i_TIK" />
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    <attribute name="ebas_flow_rate" value="1.2 l/min" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Automatic" />
    <attribute name="ebas_volume_std_temperature" value="293.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="1.995 ug/m3" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and neg. values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="US06L, National Oceanic and Atmospheric Administration, NOAA/ESRL/GMD, &quot;Earth System Research Laboratory, Global Monitoring Division&quot;, 325 Broadway, , CO 80305-3, Boulder, U.S.A." />
    <attribute name="ebas_framework_acronym" value="GAW-WDCRG, NOAA-ESRL" />
    <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, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request Acknowledgement details from data originator. http://dx.doi.org/10.7289/V57P8WBF" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.99534. Detection limit converted from '1.0 nmol/mol' to '1.995 ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.99534." />
  </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" />
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    <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="20170717145954" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="Version numbering not tracked, generated by CPD3 EBAS Export v16-28-gb051b35-m run as da.output.ebas (26831) run by mcclure on aero.cmdl.noaa.gov via da.output.ebas --profile=ozone tik 2016-01-01 2017-01-01" />
    <attribute name="ebas_statistics" value="minimum" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="RU0100R" />
    <attribute name="ebas_platform_code" value="RU0100S" />
    <attribute name="ebas_station_name" value="Tiksi" />
    <attribute name="ebas_station_wdca_id" value="GAWARU__TIK" />
    <attribute name="ebas_station_gaw_id" value="TIK" />
    <attribute name="ebas_station_gaw_name" value="Tiksi" />
    <attribute name="ebas_station_land_use" value="Grassland" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="2" />
    <attribute name="ebas_station_latitude" value="71.5861663818" />
    <attribute name="ebas_station_longitude" value="128.9188232422" />
    <attribute name="ebas_station_altitude" value="8.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="71.58617" />
    <attribute name="ebas_measurement_longitude" value="128.91882" />
    <attribute name="ebas_measurement_altitude" value="8.0 m" />
    <attribute name="ebas_measurement_height" value="10.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
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    <attribute name="ebas_laboratory_code" value="US06L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="Thermo_49i_TIK" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
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    <attribute name="ebas_inlet_type" value="Hat or hood" />
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    <attribute name="ebas_flow_rate" value="1.2 l/min" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Automatic" />
    <attribute name="ebas_detection_limit" value="1.0 nmol/mol" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and neg. values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="US06L, National Oceanic and Atmospheric Administration, NOAA/ESRL/GMD, &quot;Earth System Research Laboratory, Global Monitoring Division&quot;, 325 Broadway, , CO 80305-3, Boulder, U.S.A." />
    <attribute name="ebas_framework_acronym" value="GAW-WDCRG, NOAA-ESRL" />
    <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, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request Acknowledgement details from data originator. http://dx.doi.org/10.7289/V57P8WBF" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.99534. Detection limit converted from '1.0 nmol/mol' to '1.995 ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.99534. -- Data converted on export from EBAS from 'ug/m3' at 293.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.5012. Detection limit converted from '1.995 ug/m3' at 293.15 K, 1013.25 hPa to '1.0 nmol/mol', conversion factor 0.5012." />
  </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="20170717145954" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="Version numbering not tracked, generated by CPD3 EBAS Export v16-28-gb051b35-m run as da.output.ebas (26831) run by mcclure on aero.cmdl.noaa.gov via da.output.ebas --profile=ozone tik 2016-01-01 2017-01-01" />
    <attribute name="ebas_statistics" value="minimum" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="RU0100R" />
    <attribute name="ebas_platform_code" value="RU0100S" />
    <attribute name="ebas_station_name" value="Tiksi" />
    <attribute name="ebas_station_wdca_id" value="GAWARU__TIK" />
    <attribute name="ebas_station_gaw_id" value="TIK" />
    <attribute name="ebas_station_gaw_name" value="Tiksi" />
    <attribute name="ebas_station_land_use" value="Grassland" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="2" />
    <attribute name="ebas_station_latitude" value="71.5861663818" />
    <attribute name="ebas_station_longitude" value="128.9188232422" />
    <attribute name="ebas_station_altitude" value="8.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="71.58617" />
    <attribute name="ebas_measurement_longitude" value="128.91882" />
    <attribute name="ebas_measurement_altitude" value="8.0 m" />
    <attribute name="ebas_measurement_height" value="10.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
    <attribute name="ebas_unit" value="ug/m3" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="US06L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="Thermo_49i_TIK" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="629719160" />
    <attribute name="ebas_method_ref" value="US06L_AM" />
    <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, teflon inlet bell" />
    <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="4.76 mm" />
    <attribute name="ebas_inlet_tube_length" value="7.0 m" />
    <attribute name="ebas_flow_rate" value="1.2 l/min" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Automatic" />
    <attribute name="ebas_volume_std_temperature" value="293.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="1.995 ug/m3" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and neg. values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="US06L, National Oceanic and Atmospheric Administration, NOAA/ESRL/GMD, &quot;Earth System Research Laboratory, Global Monitoring Division&quot;, 325 Broadway, , CO 80305-3, Boulder, U.S.A." />
    <attribute name="ebas_framework_acronym" value="GAW-WDCRG, NOAA-ESRL" />
    <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, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request Acknowledgement details from data originator. http://dx.doi.org/10.7289/V57P8WBF" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.99534. Detection limit converted from '1.0 nmol/mol' to '1.995 ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.99534." />
  </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="20170717145954" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="Version numbering not tracked, generated by CPD3 EBAS Export v16-28-gb051b35-m run as da.output.ebas (26831) run by mcclure on aero.cmdl.noaa.gov via da.output.ebas --profile=ozone tik 2016-01-01 2017-01-01" />
    <attribute name="ebas_statistics" value="stddev" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="RU0100R" />
    <attribute name="ebas_platform_code" value="RU0100S" />
    <attribute name="ebas_station_name" value="Tiksi" />
    <attribute name="ebas_station_wdca_id" value="GAWARU__TIK" />
    <attribute name="ebas_station_gaw_id" value="TIK" />
    <attribute name="ebas_station_gaw_name" value="Tiksi" />
    <attribute name="ebas_station_land_use" value="Grassland" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="2" />
    <attribute name="ebas_station_latitude" value="71.5861663818" />
    <attribute name="ebas_station_longitude" value="128.9188232422" />
    <attribute name="ebas_station_altitude" value="8.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="71.58617" />
    <attribute name="ebas_measurement_longitude" value="128.91882" />
    <attribute name="ebas_measurement_altitude" value="8.0 m" />
    <attribute name="ebas_measurement_height" value="10.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
    <attribute name="ebas_unit" value="nmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="US06L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="Thermo_49i_TIK" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="629719160" />
    <attribute name="ebas_method_ref" value="US06L_AM" />
    <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, teflon inlet bell" />
    <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="4.76 mm" />
    <attribute name="ebas_inlet_tube_length" value="7.0 m" />
    <attribute name="ebas_flow_rate" value="1.2 l/min" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Automatic" />
    <attribute name="ebas_detection_limit" value="1.0 nmol/mol" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and neg. values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="US06L, National Oceanic and Atmospheric Administration, NOAA/ESRL/GMD, &quot;Earth System Research Laboratory, Global Monitoring Division&quot;, 325 Broadway, , CO 80305-3, Boulder, U.S.A." />
    <attribute name="ebas_framework_acronym" value="GAW-WDCRG, NOAA-ESRL" />
    <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, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request Acknowledgement details from data originator. http://dx.doi.org/10.7289/V57P8WBF" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.99534. Detection limit converted from '1.0 nmol/mol' to '1.995 ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.99534. -- Data converted on export from EBAS from 'ug/m3' at 293.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.5012. Detection limit converted from '1.995 ug/m3' at 293.15 K, 1013.25 hPa to '1.0 nmol/mol', conversion factor 0.5012." />
  </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="20170717145954" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="Version numbering not tracked, generated by CPD3 EBAS Export v16-28-gb051b35-m run as da.output.ebas (26831) run by mcclure on aero.cmdl.noaa.gov via da.output.ebas --profile=ozone tik 2016-01-01 2017-01-01" />
    <attribute name="ebas_statistics" value="stddev" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="RU0100R" />
    <attribute name="ebas_platform_code" value="RU0100S" />
    <attribute name="ebas_station_name" value="Tiksi" />
    <attribute name="ebas_station_wdca_id" value="GAWARU__TIK" />
    <attribute name="ebas_station_gaw_id" value="TIK" />
    <attribute name="ebas_station_gaw_name" value="Tiksi" />
    <attribute name="ebas_station_land_use" value="Grassland" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="2" />
    <attribute name="ebas_station_latitude" value="71.5861663818" />
    <attribute name="ebas_station_longitude" value="128.9188232422" />
    <attribute name="ebas_station_altitude" value="8.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="71.58617" />
    <attribute name="ebas_measurement_longitude" value="128.91882" />
    <attribute name="ebas_measurement_altitude" value="8.0 m" />
    <attribute name="ebas_measurement_height" value="10.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
    <attribute name="ebas_unit" value="ug/m3" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="US06L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="Thermo_49i_TIK" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="629719160" />
    <attribute name="ebas_method_ref" value="US06L_AM" />
    <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, teflon inlet bell" />
    <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="4.76 mm" />
    <attribute name="ebas_inlet_tube_length" value="7.0 m" />
    <attribute name="ebas_flow_rate" value="1.2 l/min" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Automatic" />
    <attribute name="ebas_volume_std_temperature" value="293.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="1.995 ug/m3" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and neg. values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="US06L, National Oceanic and Atmospheric Administration, NOAA/ESRL/GMD, &quot;Earth System Research Laboratory, Global Monitoring Division&quot;, 325 Broadway, , CO 80305-3, Boulder, U.S.A." />
    <attribute name="ebas_framework_acronym" value="GAW-WDCRG, NOAA-ESRL" />
    <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, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request Acknowledgement details from data originator. http://dx.doi.org/10.7289/V57P8WBF" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.99534. Detection limit converted from '1.0 nmol/mol' to '1.995 ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.99534." />
  </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="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>
