<?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 particle_number_concentration at Gosan (KR0101R) using cpc" />
  <attribute name="keywords" value="particle_number_concentration, number_concentration_of_pm10_aerosol_particles_in_air, GAW-WDCA, KR0101R, pm10, Gosan" />
  <attribute name="id" value="B58Z-27PU.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="GAW-WDCA" />
  <attribute name="acknowledgement" value="Request acknowledgement details from data originator" />
  <attribute name="doi" value="https://doi.org/10.48597/B58Z-27PU" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Jeongeun Kim, Jeongeun Kim, Jeongeun Kim, particle_number_concentration - cpc at Gosan, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/B58Z-27PU" />
  <attribute name="summary" value="Ground based in situ observations of particle_number_concentration at Gosan (KR0101R) using cpc. These measurements are gathered as a part of the following projects GAW-WDCA and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: particle_number_concentration in pm10 (number_concentration_of_pm10_aerosol_particles_in_air), particle_number_concentration in pm10 (number_concentration_of_pm10_aerosol_particles_in_air), particle_number_concentration in pm10 (number_concentration_of_pm10_aerosol_particles_in_air)" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="KR04L, Korea Meteorological Administration, KMA/NIMS, National Institute of Meteorological Sciences, 33 Seohobuk-ro, Seogwipo-si, 63568, Jeju-do, Republic of Korea" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2021-12-08T14:14:03 UTC" />
  <attribute name="date_metadata_modified" value="2021-12-08T14:14:03 UTC" />
  <attribute name="creator_name" value="Jeongeun Kim, Jeongeun Kim, Jeongeun Kim" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="narci76@korea.kr, narci76@korea.kr, narci76@korea.kr" />
  <attribute name="creator_institution" value="&quot;National Institute of Meteorological Sciences, Environmental Meteorology Research Division, KMA/NIMS&quot;, &quot;National Institute of Meteorological Sciences, Environmental Meteorology Research Division, KMA/NIMS&quot;, &quot;National Institute of Meteorological Sciences, Environmental Meteorology Research Division, KMA/NIMS&quot;" />
  <attribute name="contributor_name" value="Jeongeun Kim, Jeongeun Kim, Jeongeun Kim" />
  <attribute name="contributor_role" value="data submitter, data submitter, data submitter" />
  <attribute name="publisher_type" value="institution" />
  <attribute name="publisher_name" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_institution" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_email" value="ebas@nilu.no" />
  <attribute name="publisher_url" value="https://www.nilu.no/" />
  <attribute name="geospatial_bounds" value="POINT Z (33.2925 126.1617 71.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="33.2925" />
  <attribute name="geospatial_lat_max" type="double" value="33.2925" />
  <attribute name="geospatial_lon_min" type="double" value="126.1617" />
  <attribute name="geospatial_lon_max" type="double" value="126.1617" />
  <attribute name="geospatial_vertical_min" type="double" value="71.0" />
  <attribute name="geospatial_vertical_max" type="double" value="71.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2018-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_end" value="2021-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_duration" value="P0003-00-00T00:00:00" />
  <attribute name="time_coverage_resolution" value="P0000-00-00T01:00:00" />
  <attribute name="timezone" value="UTC" />
  <attribute name="ebas_data_definition" value="EBAS_1.1" />
  <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="ebas_citation" value="Jeongeun Kim, Jeongeun Kim, Jeongeun Kim, particle_number_concentration - cpc at Gosan, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/B58Z-27PU" />
  <attribute name="ebas_set_type_code" value="TI" />
  <attribute name="ebas_timezone" value="UTC" />
  <attribute name="ebas_file_name" value="B58Z-27PU.nc" />
  <attribute name="ebas_represents_doi" value="https://doi.org/10.48597/B58Z-27PU" />
  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/B58Z-27PU" />
  <attribute name="ebas_file_creation" value="2023-12-10T16:06:50.964284 UTC" />
  <attribute name="ebas_export_state" value="2022-12-21T11:29:00.609305 UTC" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="20180101000000" />
  <attribute name="ebas_revision_date" value="20211208141403" />
  <attribute name="ebas_version" value="1" />
  <attribute name="ebas_version_description" value="initial revision" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="3y" />
  <attribute name="ebas_resolution_code" value="1h" />
  <attribute name="ebas_sample_duration" value="1h" />
  <attribute name="ebas_orig_time_res" value="5mn" />
  <attribute name="ebas_station_code" value="KR0101R" />
  <attribute name="ebas_platform_code" value="KR0101S" />
  <attribute name="ebas_station_name" value="Gosan" />
  <attribute name="ebas_station_gaw_id" value="GSN" />
  <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="33.293917" />
  <attribute name="ebas_station_longitude" value="126.163111" />
  <attribute name="ebas_station_altitude" value="71.0 m" />
  <attribute name="ebas_measuremenet_latitude" value="33.2925" />
  <attribute name="ebas_measurement_longitude" value="126.1617" />
  <attribute name="ebas_measurement_altitude" value="71.0 m" />
  <attribute name="ebas_measurement_height" value="8.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_component" value="particle_number_concentration" />
  <attribute name="ebas_unit" value="1/cm3" />
  <attribute name="ebas_matrix" value="pm10" />
  <attribute name="ebas_laboratory_code" value="KR04L" />
  <attribute name="ebas_instrument_type" value="cpc" />
  <attribute name="ebas_instrument_name" value="TSI_3772_JGS" />
  <attribute name="ebas_instrument_manufacturer" value="TSI" />
  <attribute name="ebas_instrument_model" value="3772" />
  <attribute name="ebas_instrument_serial_number" value="71014239" />
  <attribute name="ebas_method_ref" value="KR04L_TSICPC3772" />
  <attribute name="ebas_standard_method" value="None" />
  <attribute name="ebas_inlet_type" value="Impactor--direct" />
  <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, flow 16.7 l/min" />
  <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
  <attribute name="ebas_volume_std_temperature" value="273.15 K" />
  <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
  <attribute name="ebas_detection_limit" value="0.0 1/cm3" />
  <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
  <attribute name="ebas_measurement_uncertainty" value="5.0 %" />
  <attribute name="ebas_measurement_uncertainty_expl" value="typical value of unit-to-unit variability" />
  <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
  <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
  <attribute name="ebas_organization" value="KR04L, Korea Meteorological Administration, KMA/NIMS, National Institute of Meteorological Sciences, 33 Seohobuk-ro, Seogwipo-si, 63568, Jeju-do, Republic of Korea" />
  <attribute name="ebas_framework_acronym" value="GAW-WDCA" />
  <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" />
  <attribute name="ebas_framework_contact_email" value="Markus.Fiebig@nilu.no" />
  <attribute name="ebas_originator" value="Kim, Jeongeun, narci76@korea.kr, National Institute of Meteorological Sciences, KMA/NIMS, Environmental Meteorology Research Division, 33 Seohobuk-ro, Seogwipo-si, 63568, Jeju-do, Republic of Korea" />
  <attribute name="ebas_submitter" value="Kim, Jeongeun, narci76@korea.kr, National Institute of Meteorological Sciences, KMA/NIMS, Environmental Meteorology Research Division, 33 Seohobuk-ro, Seogwipo-si, 63568, Jeju-do, Republic of Korea" />
  <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;Citation&quot;: &quot;Jeongeun Kim, Jeongeun Kim, Jeongeun Kim, particle_number_concentration - cpc at Gosan, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/B58Z-27PU&quot;,&#xA;    &quot;Set type code&quot;: &quot;TI&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;B58Z-27PU.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/B58Z-27PU&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/B58Z-27PU&quot;,&#xA;    &quot;File creation&quot;: &quot;2023-12-10T16:06:50.964284 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2022-12-21T11:29:00.609305 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;20180101000000&quot;,&#xA;    &quot;Revision date&quot;: &quot;20211208141403&quot;,&#xA;    &quot;Version&quot;: &quot;1&quot;,&#xA;    &quot;Version description&quot;: &quot;initial revision&quot;,&#xA;    &quot;Data level&quot;: &quot;2&quot;,&#xA;    &quot;Period code&quot;: &quot;3y&quot;,&#xA;    &quot;Resolution code&quot;: &quot;1h&quot;,&#xA;    &quot;Sample duration&quot;: &quot;1h&quot;,&#xA;    &quot;Orig. time res.&quot;: &quot;5mn&quot;,&#xA;    &quot;Station code&quot;: &quot;KR0101R&quot;,&#xA;    &quot;Platform code&quot;: &quot;KR0101S&quot;,&#xA;    &quot;Station name&quot;: &quot;Gosan&quot;,&#xA;    &quot;Station GAW-ID&quot;: &quot;GSN&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;33.293917&quot;,&#xA;    &quot;Station longitude&quot;: &quot;126.163111&quot;,&#xA;    &quot;Station altitude&quot;: &quot;71.0 m&quot;,&#xA;    &quot;Measurement latitude&quot;: &quot;33.2925&quot;,&#xA;    &quot;Measurement longitude&quot;: &quot;126.1617&quot;,&#xA;    &quot;Measurement altitude&quot;: &quot;71.0 m&quot;,&#xA;    &quot;Measurement height&quot;: &quot;8.0 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Component&quot;: &quot;particle_number_concentration&quot;,&#xA;    &quot;Unit&quot;: &quot;1/cm3&quot;,&#xA;    &quot;Matrix&quot;: &quot;pm10&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;KR04L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;cpc&quot;,&#xA;    &quot;Instrument name&quot;: &quot;TSI_3772_JGS&quot;,&#xA;    &quot;Instrument manufacturer&quot;: &quot;TSI&quot;,&#xA;    &quot;Instrument model&quot;: &quot;3772&quot;,&#xA;    &quot;Instrument serial number&quot;: &quot;71014239&quot;,&#xA;    &quot;Method ref&quot;: &quot;KR04L_TSICPC3772&quot;,&#xA;    &quot;Standard method&quot;: &quot;None&quot;,&#xA;    &quot;Inlet type&quot;: &quot;Impactor--direct&quot;,&#xA;    &quot;Inlet description&quot;: &quot;PM10 at ambient humidity inlet, flow 16.7 l/min&quot;,&#xA;    &quot;Humidity/temperature control&quot;: &quot;Nafion dryer&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;Detection limit&quot;: &quot;0.0 1/cm3&quot;,&#xA;    &quot;Detection limit expl.&quot;: &quot;Determined only by instrument counting statistics, no detection limit flag used&quot;,&#xA;    &quot;Measurement uncertainty&quot;: &quot;5.0 %&quot;,&#xA;    &quot;Measurement uncertainty expl.&quot;: &quot;typical value of unit-to-unit variability&quot;,&#xA;    &quot;Zero/negative values code&quot;: &quot;Zero possible&quot;,&#xA;    &quot;Zero/negative values&quot;: &quot;Zero values may appear due to statistical variations at very low concentrations&quot;,&#xA;    &quot;Organization&quot;: &quot;KR04L, Korea Meteorological Administration, KMA/NIMS, National Institute of Meteorological Sciences, 33 Seohobuk-ro, Seogwipo-si, 63568, Jeju-do, Republic of Korea&quot;,&#xA;    &quot;Framework acronym&quot;: &quot;GAW-WDCA&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&quot;,&#xA;    &quot;Framework contact email&quot;: &quot;Markus.Fiebig@nilu.no&quot;,&#xA;    &quot;Originator&quot;: &quot;Kim, Jeongeun, narci76@korea.kr, National Institute of Meteorological Sciences, KMA/NIMS, Environmental Meteorology Research Division, 33 Seohobuk-ro, Seogwipo-si, 63568, Jeju-do, Republic of Korea&quot;,&#xA;    &quot;Submitter&quot;: &quot;Kim, Jeongeun, narci76@korea.kr, National Institute of Meteorological Sciences, KMA/NIMS, Environmental Meteorology Research Division, 33 Seohobuk-ro, Seogwipo-si, 63568, Jeju-do, Republic of Korea&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="26295" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="3" />
  <dimension name="particle_number_concentration_amean_qc_flags" length="2" />
  <dimension name="particle_number_concentration_prec1587_qc_flags" length="2" />
  <dimension name="particle_number_concentration_perc8413_qc_flags" length="2" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2018-01-01T00:30:00Z" />
    <attribute name="time_coverage_end" value="2020-12-31T23:30:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="3601.0" />
    <attribute name="time_coverage_duration" value="P0Y0M1095DT23H0M0.000S" />
  </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>
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    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="number_concentration_of_pm10_aerosol_particles_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_concentration_amean_qc particle_number_concentration_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="20211208141403" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision" />
    <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="5mn" />
    <attribute name="ebas_station_code" value="KR0101R" />
    <attribute name="ebas_platform_code" value="KR0101S" />
    <attribute name="ebas_station_name" value="Gosan" />
    <attribute name="ebas_station_gaw_id" value="GSN" />
    <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="33.293917" />
    <attribute name="ebas_station_longitude" value="126.163111" />
    <attribute name="ebas_station_altitude" value="71.0 m" />
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    <attribute name="ebas_measurement_altitude" value="71.0 m" />
    <attribute name="ebas_measurement_height" value="8.0 m" />
    <attribute name="ebas_regime" value="IMG" />
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    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="KR04L" />
    <attribute name="ebas_instrument_type" value="cpc" />
    <attribute name="ebas_instrument_name" value="TSI_3772_JGS" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3772" />
    <attribute name="ebas_instrument_serial_number" value="71014239" />
    <attribute name="ebas_method_ref" value="KR04L_TSICPC3772" />
    <attribute name="ebas_standard_method" value="None" />
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    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.0 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="5.0 %" />
    <attribute name="ebas_measurement_uncertainty_expl" value="typical value of unit-to-unit variability" />
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    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
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    <attribute name="ebas_framework_acronym" value="GAW-WDCA" />
    <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" />
    <attribute name="ebas_framework_contact_email" value="Markus.Fiebig@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
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    <attribute name="_FillValue" type="double" value="NaN" />
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    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_concentration_prec1587_qc particle_number_concentration_prec1587_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211208141403" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision" />
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    <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="33.293917" />
    <attribute name="ebas_station_longitude" value="126.163111" />
    <attribute name="ebas_station_altitude" value="71.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="33.2925" />
    <attribute name="ebas_measurement_longitude" value="126.1617" />
    <attribute name="ebas_measurement_altitude" value="71.0 m" />
    <attribute name="ebas_measurement_height" value="8.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_concentration" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="KR04L" />
    <attribute name="ebas_instrument_type" value="cpc" />
    <attribute name="ebas_instrument_name" value="TSI_3772_JGS" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3772" />
    <attribute name="ebas_instrument_serial_number" value="71014239" />
    <attribute name="ebas_method_ref" value="KR04L_TSICPC3772" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, flow 16.7 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.0 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="5.0 %" />
    <attribute name="ebas_measurement_uncertainty_expl" value="typical value of unit-to-unit variability" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="KR04L, Korea Meteorological Administration, KMA/NIMS, National Institute of Meteorological Sciences, 33 Seohobuk-ro, Seogwipo-si, 63568, Jeju-do, Republic of Korea" />
    <attribute name="ebas_framework_acronym" value="GAW-WDCA" />
    <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" />
    <attribute name="ebas_framework_contact_email" value="Markus.Fiebig@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="particle_number_concentration_prec1587_qc" shape="particle_number_concentration_prec1587_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="particle_number_concentration_prec1587_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_concentration_perc8413" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="number_concentration_of_pm10_aerosol_particles_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_concentration_perc8413_qc particle_number_concentration_perc8413_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211208141403" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="5mn" />
    <attribute name="ebas_station_code" value="KR0101R" />
    <attribute name="ebas_platform_code" value="KR0101S" />
    <attribute name="ebas_station_name" value="Gosan" />
    <attribute name="ebas_station_gaw_id" value="GSN" />
    <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="33.293917" />
    <attribute name="ebas_station_longitude" value="126.163111" />
    <attribute name="ebas_station_altitude" value="71.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="33.2925" />
    <attribute name="ebas_measurement_longitude" value="126.1617" />
    <attribute name="ebas_measurement_altitude" value="71.0 m" />
    <attribute name="ebas_measurement_height" value="8.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_concentration" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="KR04L" />
    <attribute name="ebas_instrument_type" value="cpc" />
    <attribute name="ebas_instrument_name" value="TSI_3772_JGS" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3772" />
    <attribute name="ebas_instrument_serial_number" value="71014239" />
    <attribute name="ebas_method_ref" value="KR04L_TSICPC3772" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, flow 16.7 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.0 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="5.0 %" />
    <attribute name="ebas_measurement_uncertainty_expl" value="typical value of unit-to-unit variability" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="KR04L, Korea Meteorological Administration, KMA/NIMS, National Institute of Meteorological Sciences, 33 Seohobuk-ro, Seogwipo-si, 63568, Jeju-do, Republic of Korea" />
    <attribute name="ebas_framework_acronym" value="GAW-WDCA" />
    <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" />
    <attribute name="ebas_framework_contact_email" value="Markus.Fiebig@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="particle_number_concentration_perc8413_qc" shape="particle_number_concentration_perc8413_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="particle_number_concentration_perc8413_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>
