<?xml version="1.0" encoding="UTF-8"?>
<netcdf xmlns="http://www.unidata.ucar.edu/namespaces/netcdf/ncml-2.2" location="Not provided because of security concerns.">
  <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 nephelometer at Barrow (US0008R)" />
  <attribute name="keywords" value="GAW-WDCA, NOAA-ESRL, Barrow, US0008R" />
  <attribute name="id" value="3AQ2-Y4QB.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="GAW-WDCA, NOAA-ESRL" />
  <attribute name="acknowledgement" value="Request acknowledgement details from data originator" />
  <attribute name="doi" value="https://doi.org/10.21336/3AQ2-Y4QB" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="summary" value="Ground based in situ observations of nephelometer at Barrow (US0008R). These measurements are gathered as a part of the following projects GAW-WDCA, NOAA-ESRL and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: " />
  <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="2015-08-19T10:53:15 UTC" />
  <attribute name="date_metadata_modified" value="2015-08-19T10:53:15 UTC" />
  <attribute name="creator_name" value="John Ogren" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="John.A.Ogren@noaa.gov" />
  <attribute name="creator_institution" value="&quot;National Oceanic and Atmospheric Administration/Earth System Research Laboratory/Global Monitoring Division, NOAA/ESRL/GMD&quot;" />
  <attribute name="contributor_name" value="John Ogren" />
  <attribute name="contributor_role" value="data submitter" />
  <attribute name="publisher_type" value="institution" />
  <attribute name="publisher_name" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_institution" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_email" value="ebas@nilu.no" />
  <attribute name="publisher_url" value="https://www.nilu.no/" />
  <attribute name="geospatial_bounds" value="POINT Z (71.3230133057 -156.6114654541 11.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="71.3230133057" />
  <attribute name="geospatial_lat_max" type="double" value="71.3230133057" />
  <attribute name="geospatial_lon_min" type="double" value="-156.6114654541" />
  <attribute name="geospatial_lon_max" type="double" value="-156.6114654541" />
  <attribute name="geospatial_vertical_min" type="double" value="11.0" />
  <attribute name="geospatial_vertical_max" type="double" value="11.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="1997-10-06T00:00:00 UTC" />
  <attribute name="time_coverage_end" value="1997-11-01T00:00:00 UTC" />
  <attribute name="time_coverage_duration" value="P0000-00-26T00:00:00" />
  <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_set_type_code" value="TU" />
  <attribute name="ebas_timezone" value="UTC" />
  <attribute name="ebas_file_name" value="3AQ2-Y4QB.nc" />
  <attribute name="ebas_represents_doi" value="https://doi.org/10.21336/3AQ2-Y4QB" />
  <attribute name="ebas_contains_doi" value="https://doi.org/10.21336/3AQ2-Y4QB" />
  <attribute name="ebas_file_creation" value="2023-01-31T15:14:58.461877 UTC" />
  <attribute name="ebas_export_state" value="2015-08-19T10:53:15.327000 UTC" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="19971006000000" />
  <attribute name="ebas_revision_date" value="20150819105315" />
  <attribute name="ebas_version" value="1" />
  <attribute name="ebas_version_description" value="Version numbering not tracked, generated by data.aggregate.ebas r4678" />
  <attribute name="ebas_statistics" value="arithmetic mean" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="26d" />
  <attribute name="ebas_resolution_code" value="1h" />
  <attribute name="ebas_sample_duration" value="1h" />
  <attribute name="ebas_orig_time_res" value="1mn" />
  <attribute name="ebas_station_code" value="US0008R" />
  <attribute name="ebas_platform_code" value="US0008S" />
  <attribute name="ebas_station_name" value="Barrow" />
  <attribute name="ebas_station_wdca_id" value="GAWAUSAKBRW" />
  <attribute name="ebas_station_gaw_id" value="BRW" />
  <attribute name="ebas_station_gaw_name" value="Barrow (AK)" />
  <attribute name="ebas_station_land_use" value="Wetland" />
  <attribute name="ebas_station_setting" value="Polar" />
  <attribute name="ebas_station_gaw_type" value="G" />
  <attribute name="ebas_station_wmo_region" value="4" />
  <attribute name="ebas_station_latitude" value="71.3230133057" />
  <attribute name="ebas_station_longitude" value="-156.6114654541" />
  <attribute name="ebas_station_altitude" value="11.0 m" />
  <attribute name="ebas_measurement_height" value="10.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_matrix" value="instrument" />
  <attribute name="ebas_laboratory_code" value="US06L" />
  <attribute name="ebas_instrument_type" value="nephelometer" />
  <attribute name="ebas_instrument_name" value="TSI_3563_BRW_pm1" />
  <attribute name="ebas_instrument_manufacturer" value="TSI" />
  <attribute name="ebas_instrument_model" value="3563" />
  <attribute name="ebas_instrument_serial_number" value="Unknown" />
  <attribute name="ebas_method_ref" value="US06L_scat_coef" />
  <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
  <attribute name="ebas_inlet_type" value="Impactor--direct" />
  <attribute name="ebas_inlet_description" value="Switched impactor at 1 um" />
  <attribute name="ebas_humidity_temperaure_control" value="Heating to 40% RH, limit 40 deg. C" />
  <attribute name="ebas_volume_std_temperature" value="273.15 K" />
  <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
  <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_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-WDCA, NOAA-ESRL" />
  <attribute name="ebas_framework_name" value="World Data Centre for Aerosols, " />
  <attribute name="ebas_framework_description" value="The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., " />
  <attribute name="ebas_framework_contact_name" value="Markus Fiebig, Markus Fiebig" />
  <attribute name="ebas_framework_contact_email" value="Markus.Fiebig@nilu.no, Markus.Fiebig@nilu.no" />
  <attribute name="ebas_originator" value="Ogren, John, John.A.Ogren@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="Ogren, John, John.A.Ogren@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_acknowledgement" value="Request acknowledgement details from data originator" />
  <attribute name="_NCProperties" value="version=2,netcdf=4.9.0,hdf5=1.12.2" />
  <attribute name="Metadata_Conventions" value="Unidata Dataset Discovery v1.0" />
  <attribute name="geospatial_lat_units" value="degrees_north" />
  <attribute name="geospatial_lon_units" value="degrees_east" />
  <attribute name="comment" value="{&#xA;    &quot;Data definition&quot;: &quot;EBAS_1.1&quot;,&#xA;    &quot;Data license&quot;: &quot;https://creativecommons.org/licenses/by/4.0/&quot;,&#xA;    &quot;Set type code&quot;: &quot;TU&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;3AQ2-Y4QB.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.21336/3AQ2-Y4QB&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.21336/3AQ2-Y4QB&quot;,&#xA;    &quot;File creation&quot;: &quot;2023-01-31T15:14:58.461877 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2015-08-19T10:53:15.327000 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;19971006000000&quot;,&#xA;    &quot;Revision date&quot;: &quot;20150819105315&quot;,&#xA;    &quot;Version&quot;: &quot;1&quot;,&#xA;    &quot;Version description&quot;: &quot;Version numbering not tracked, generated by data.aggregate.ebas r4678&quot;,&#xA;    &quot;Statistics&quot;: &quot;arithmetic mean&quot;,&#xA;    &quot;Data level&quot;: &quot;2&quot;,&#xA;    &quot;Period code&quot;: &quot;26d&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;US0008R&quot;,&#xA;    &quot;Platform code&quot;: &quot;US0008S&quot;,&#xA;    &quot;Station name&quot;: &quot;Barrow&quot;,&#xA;    &quot;Station WDCA-ID&quot;: &quot;GAWAUSAKBRW&quot;,&#xA;    &quot;Station GAW-ID&quot;: &quot;BRW&quot;,&#xA;    &quot;Station GAW-Name&quot;: &quot;Barrow (AK)&quot;,&#xA;    &quot;Station land use&quot;: &quot;Wetland&quot;,&#xA;    &quot;Station setting&quot;: &quot;Polar&quot;,&#xA;    &quot;Station GAW type&quot;: &quot;G&quot;,&#xA;    &quot;Station WMO region&quot;: &quot;4&quot;,&#xA;    &quot;Station latitude&quot;: &quot;71.3230133057&quot;,&#xA;    &quot;Station longitude&quot;: &quot;-156.6114654541&quot;,&#xA;    &quot;Station altitude&quot;: &quot;11.0 m&quot;,&#xA;    &quot;Measurement height&quot;: &quot;10.0 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Matrix&quot;: &quot;instrument&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;US06L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;nephelometer&quot;,&#xA;    &quot;Instrument name&quot;: &quot;TSI_3563_BRW_pm1&quot;,&#xA;    &quot;Instrument manufacturer&quot;: &quot;TSI&quot;,&#xA;    &quot;Instrument model&quot;: &quot;3563&quot;,&#xA;    &quot;Instrument serial number&quot;: &quot;Unknown&quot;,&#xA;    &quot;Method ref&quot;: &quot;US06L_scat_coef&quot;,&#xA;    &quot;Standard method&quot;: &quot;cal-gas=CO2+AIR_truncation-correction=Anderson1998&quot;,&#xA;    &quot;Inlet type&quot;: &quot;Impactor--direct&quot;,&#xA;    &quot;Inlet description&quot;: &quot;Switched impactor at 1 um&quot;,&#xA;    &quot;Humidity/temperature control&quot;: &quot;Heating to 40% RH, limit 40 deg. C&quot;,&#xA;    &quot;Volume std. temperature&quot;: &quot;273.15 K&quot;,&#xA;    &quot;Volume std. pressure&quot;: &quot;1013.25 hPa&quot;,&#xA;    &quot;Zero/negative values code&quot;: &quot;Zero/negative possible&quot;,&#xA;    &quot;Zero/negative values&quot;: &quot;Zero and neg. values may appear due to statistical variations at very low concentrations&quot;,&#xA;    &quot;Organization&quot;: &quot;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.&quot;,&#xA;    &quot;Framework acronym&quot;: &quot;GAW-WDCA, NOAA-ESRL&quot;,&#xA;    &quot;Framework name&quot;: &quot;World Data Centre for Aerosols, &quot;,&#xA;    &quot;Framework description&quot;: &quot;The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., &quot;,&#xA;    &quot;Framework contact name&quot;: &quot;Markus Fiebig, Markus Fiebig&quot;,&#xA;    &quot;Framework contact email&quot;: &quot;Markus.Fiebig@nilu.no, Markus.Fiebig@nilu.no&quot;,&#xA;    &quot;Originator&quot;: &quot;Ogren, John, John.A.Ogren@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;Ogren, John, John.A.Ogren@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;Acknowledgement&quot;: &quot;Request acknowledgement details from data originator&quot;&#xA;}" />
  <attribute name="standard_name_vocabulary" value="CF-1.7, ACDD-1.3" />
  <attribute name="history" value="None" />
  <attribute name="creator_url" value="ebas.nilu.no" />
  <attribute name="_CoordSysBuilder" value="ucar.nc2.internal.dataset.conv.CF1Convention" />
  <dimension name="time" length="624" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="1" />
  <dimension name="pressure_qc_flags" length="2" />
  <dimension name="relative_humidity_qc_flags" length="2" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="1997-10-06T00:30:00Z" />
    <attribute name="time_coverage_end" value="1997-10-31T23:30:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="3600.0" />
    <attribute name="time_coverage_duration" value="P0Y0M25DT23H0M0.000S" />
  </group>
  <group name="NCISOMetadata">
    <attribute name="metadata_creation" value="2026-05-17" />
    <attribute name="nciso_version" value="2.4.8" />
  </group>
  <variable name="time_bnds" shape="time tbnds" type="double">
    <attribute name="long_name" value="time bounds for measurement" />
  </variable>
  <variable name="metadata_time_bnds" shape="metadata_time tbnds" type="double">
    <attribute name="long_name" value="time bounds for ebas metadata intervals" />
  </variable>
  <variable name="pressure" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="hPa" />
    <attribute name="ancillary_variables" value="pressure_qc pressure_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="20150819105118" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="Version numbering not tracked, generated by data.aggregate.ebas r4678" />
    <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="US0008R" />
    <attribute name="ebas_platform_code" value="US0008S" />
    <attribute name="ebas_station_name" value="Barrow" />
    <attribute name="ebas_station_wdca_id" value="GAWAUSAKBRW" />
    <attribute name="ebas_station_gaw_id" value="BRW" />
    <attribute name="ebas_station_gaw_name" value="Barrow (AK)" />
    <attribute name="ebas_station_land_use" value="Wetland" />
    <attribute name="ebas_station_setting" value="Polar" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="4" />
    <attribute name="ebas_station_latitude" value="71.3230133057" />
    <attribute name="ebas_station_longitude" value="-156.6114654541" />
    <attribute name="ebas_station_altitude" value="11.0 m" />
    <attribute name="ebas_measurement_height" value="10.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="pressure" />
    <attribute name="ebas_unit" value="hPa" />
    <attribute name="ebas_matrix" value="instrument" />
    <attribute name="ebas_laboratory_code" value="US06L" />
    <attribute name="ebas_instrument_type" value="nephelometer" />
    <attribute name="ebas_instrument_name" value="TSI_3563_BRW_pm1" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3563" />
    <attribute name="ebas_instrument_serial_number" value="Unknown" />
    <attribute name="ebas_method_ref" value="US06L_scat_coef" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="Switched impactor at 1 um" />
    <attribute name="ebas_humidity_temperaure_control" value="Heating to 40% RH, limit 40 deg. C" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <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_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-WDCA, NOAA-ESRL" />
    <attribute name="ebas_framework_name" value="World Data Centre for Aerosols, " />
    <attribute name="ebas_framework_description" value="The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., " />
    <attribute name="ebas_framework_contact_name" value="Markus Fiebig, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="Markus.Fiebig@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="Ogren, John, John.A.Ogren@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="Ogren, John, John.A.Ogren@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_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
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    <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="pressure_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="relative_humidity" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="relative_humidity" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="%" />
    <attribute name="ancillary_variables" value="relative_humidity_qc relative_humidity_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="20150819105315" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="Version numbering not tracked, generated by data.aggregate.ebas r4678" />
    <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="US0008R" />
    <attribute name="ebas_platform_code" value="US0008S" />
    <attribute name="ebas_station_name" value="Barrow" />
    <attribute name="ebas_station_wdca_id" value="GAWAUSAKBRW" />
    <attribute name="ebas_station_gaw_id" value="BRW" />
    <attribute name="ebas_station_gaw_name" value="Barrow (AK)" />
    <attribute name="ebas_station_land_use" value="Wetland" />
    <attribute name="ebas_station_setting" value="Polar" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="4" />
    <attribute name="ebas_station_latitude" value="71.3230133057" />
    <attribute name="ebas_station_longitude" value="-156.6114654541" />
    <attribute name="ebas_station_altitude" value="11.0 m" />
    <attribute name="ebas_measurement_height" value="10.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="relative_humidity" />
    <attribute name="ebas_unit" value="%" />
    <attribute name="ebas_matrix" value="instrument" />
    <attribute name="ebas_laboratory_code" value="US06L" />
    <attribute name="ebas_instrument_type" value="nephelometer" />
    <attribute name="ebas_instrument_name" value="TSI_3563_BRW_pm1" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3563" />
    <attribute name="ebas_instrument_serial_number" value="Unknown" />
    <attribute name="ebas_method_ref" value="US06L_scat_coef" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="Switched impactor at 1 um" />
    <attribute name="ebas_humidity_temperaure_control" value="Heating to 40% RH, limit 40 deg. C" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <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_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-WDCA, NOAA-ESRL" />
    <attribute name="ebas_framework_name" value="World Data Centre for Aerosols, " />
    <attribute name="ebas_framework_description" value="The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., " />
    <attribute name="ebas_framework_contact_name" value="Markus Fiebig, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="Markus.Fiebig@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="Ogren, John, John.A.Ogren@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="Ogren, John, John.A.Ogren@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_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="relative_humidity_qc" shape="relative_humidity_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="relative_humidity_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>
