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  <attribute name="featureType" value="timeSeries" />
  <attribute name="title" value="Particle_number_size_distribution at Hohenpeissenberg" />
  <attribute name="summary" value="Particle_number_size_distribution at Hohenpeissenberg. These measurements are gathered as a part of the following projects GAW-WDCA, GUAN and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: ['particle_number_size_distribution in pm10']" />
  <attribute name="keywords" value="Hohenpeissenberg DE0043G particle_number_size_distribution pm10 GAW-WDCA GUAN" />
  <attribute name="id" value="Y4HR-AYA4.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="GAW-WDCA, GUAN" />
  <attribute name="acknowledgement" value="" />
  <attribute name="doi" value="https://doi.org/10.48597/Y4HR-AYA4" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Birmili, W., Flentje, H., GAW-WDCA, GUAN, 2014, Particle_number_size_distribution at Hohenpeissenberg, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/Y4HR-AYA4" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="DE08L &quot;Leibniz Institute for Tropospheric Research&quot; TROPOS &quot;Permoserstrasse 15&quot; 04318 Leipzig Germany" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2014-10-21T08:22:16.580000Z" />
  <attribute name="date_metadata_modified" value="2014-07-09T08:53:33Z" />
  <attribute name="creator_name" value="Wolfram Birmili, Harald Flentje" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value=", harald.flentje@dwd.de" />
  <attribute name="creator_institution" value=", Deutscher Wetterdienst Meteorological Observatory Hohenpeissenberg" />
  <attribute name="contributor_name" value="Andre Sonntag" />
  <attribute name="contributor_role" value="data submitter" />
  <attribute name="publisher_type" value="institution" />
  <attribute name="publisher_name" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_institution" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_email" value="ebas@nilu.no" />
  <attribute name="publisher_url" value="https://www.nilu.no/" />
  <attribute name="geospatial_bounds" value="MULTIPOINT Z ((11.01 47.8 985), (11.009619 47.8014984131 985))" />
  <attribute name="geospatial_lat_min" type="double" value="47.8" />
  <attribute name="geospatial_lat_max" type="double" value="47.8014984131" />
  <attribute name="geospatial_lon_min" type="double" value="11.009619" />
  <attribute name="geospatial_lon_max" type="double" value="11.01" />
  <attribute name="geospatial_vertical_min" type="double" value="985.0" />
  <attribute name="geospatial_vertical_max" type="double" value="985.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="time_coverage_start" value="2013-01-01T00:00:00Z" />
  <attribute name="time_coverage_end" value="2013-07-01T00:00:00Z" />
  <attribute name="time_coverage_duration" value="P0000-06-00T00:00:00" />
  <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="Birmili, W., Flentje, H., GAW-WDCA, GUAN, 2014, Particle_number_size_distribution at Hohenpeissenberg, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/Y4HR-AYA4" />
  <attribute name="ebas_set_type_code" value="TU" />
  <attribute name="ebas_timezone" value="UTC" />
  <attribute name="ebas_file_name" value="Y4HR-AYA4.nc" />
  <attribute name="ebas_represents_doi" value="https://doi.org/10.48597/Y4HR-AYA4" />
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  <attribute name="ebas_file_creation" value="2026-05-17T16:18:06.720759Z" />
  <attribute name="ebas_export_state" value="2014-10-21T08:22:16.580000Z" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="2013-01-01T00:00:00.000000Z" />
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  <attribute name="ebas_version" value="1" />
  <attribute name="ebas_version_description" value="initial revision, DMPS_control_lev2 v.0.0_1" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="6mo" />
  <attribute name="ebas_resolution_code" value="1h" />
  <attribute name="ebas_sample_duration" value="1h" />
  <attribute name="ebas_orig_time_res" value="15mn" />
  <attribute name="ebas_station_code" value="DE0043G" />
  <attribute name="ebas_platform_code" value="DE0043S" />
  <attribute name="ebas_station_name" value="Hohenpeissenberg" />
  <attribute name="ebas_station_wdca_id" value="GAWADE__HPB" />
  <attribute name="ebas_station_gaw_id" value="HPB" />
  <attribute name="ebas_station_gaw_name" value="Hohenpeissenberg" />
  <attribute name="ebas_station_land_use" value="Grassland" />
  <attribute name="ebas_station_setting" value="Mountain" />
  <attribute name="ebas_station_gaw_type" value="G" />
  <attribute name="ebas_station_wmo_region" type="long" value="6" />
  <attribute name="ebas_station_latitude" type="double" value="47.8014984131" />
  <attribute name="ebas_station_longitude" type="double" value="11.009619" />
  <attribute name="ebas_station_altitude" value="975.0 m" />
  <attribute name="ebas_measurement_latitude" type="double" value="47.8" />
  <attribute name="ebas_measurement_longitude" type="double" value="11.01" />
  <attribute name="ebas_measurement_altitude" value="985.0 m" />
  <attribute name="ebas_measurement_height" value="4.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_component" value="particle_number_size_distribution" />
  <attribute name="ebas_unit" value="1/cm3" />
  <attribute name="ebas_matrix" value="pm10" />
  <attribute name="ebas_laboratory_code" value="DE08L" />
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  <attribute name="ebas_instrument_name" value="SMPS_DWD_HOHENPEISSENBERG" />
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  <attribute name="ebas_inlet_type" value="Impactor--direct" />
  <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, flow 16.67 l/min" />
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  <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer (1/4&quot; in diameter)" />
  <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="10.0 %" />
  <attribute name="ebas_measurement_uncertainty_expl" value="uncertainty range between instruments in intercomparison by Wiedensohler et al. 2012. (AMT)" />
  <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="DE08L, Leibniz Institute for Tropospheric Research, TROPOS, , Permoserstrasse 15, , 04318, Leipzig, Germany" />
  <attribute name="ebas_framework_acronym" value="GAW-WDCA, GUAN" />
  <attribute name="ebas_framework_name" value="World Data Centre for Aerosols, German Ultrafine Aerosol Networ" />
  <attribute name="ebas_framework_description" value="&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;, &quot;GUAN is a joint observation network, which aims to improve our understanding of atmospheric aerosol particles with regard to human particle exposure and aerosol climate effects.&quot;" />
  <attribute name="ebas_framework_contact_name" value="Markus Fiebig, Ann Mari Fjaeraa" />
  <attribute name="ebas_framework_contact_email" value="Markus.Fiebig@nilu.no, amf@nilu.no" />
  <attribute name="ebas_originator" value="&quot;Birmili, Wolfram, , , , , , , , , &quot;, &quot;Flentje, Harald, harald.flentje@dwd.de, Deutscher Wetterdienst Meteorological Observatory Hohenpeissenberg, , , Albin-Schwaiger-Weg 10, , 82383, Hohenpeissenberg, Germany&quot;" />
  <attribute name="ebas_submitter" value="&quot;Sonntag, Andre, , , , , , , , , &quot;" />
  <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: GAW-WDCA, GUAN. Request acknowledgement details from data originator" />
  <attribute name="ebas_comment" value="None" />
  <attribute name="_NCProperties" value="version=2,netcdf=4.9.3,hdf5=1.14.6" />
  <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="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="4344" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="1" />
  <dimension name="d_D_d0" length="40" />
  <dimension name="qc_particle_number_size_distribution_prec1587_flags" length="1" />
  <dimension name="qc_particle_number_size_distribution_perc8413_flags" length="1" />
  <dimension name="d_D_d1" length="31" />
  <dimension name="qc_particle_number_size_distribution_amean_flags" length="1" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2013-01-01T00:30:00Z" />
    <attribute name="time_coverage_end" value="2013-06-30T23:30:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="3600.0" />
    <attribute name="time_coverage_duration" value="P0Y0M180DT23H0M0.000S" />
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    <attribute name="metadata_creation" value="2026-05-18" />
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    <attribute name="long_name" value="time bounds for measurement" />
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    <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="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="qc_particle_number_size_distribution_prec1587 meta_particle_number_size_distribution_prec1587" />
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    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="2014-07-09T08:53:33.117000Z" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_control_lev2 v.0.0_1" />
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    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
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    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" type="long" value="6" />
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    <attribute name="_FillValue" type="double" value="NaN" />
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    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
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    <attribute name="ebas_measurement_altitude" value="985.0 m" />
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    <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="10.0 %" />
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    <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" />
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    <attribute name="ebas_framework_contact_name" value="Markus Fiebig, Ann Mari Fjaeraa" />
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    <attribute name="ebas_originator" value="&quot;Birmili, Wolfram, , , , , , , , , &quot;, &quot;Flentje, Harald, harald.flentje@dwd.de, Deutscher Wetterdienst Meteorological Observatory Hohenpeissenberg, , , Albin-Schwaiger-Weg 10, , 82383, Hohenpeissenberg, Germany&quot;" />
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    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: GAW-WDCA, GUAN. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticlenumbersizedistribution" />
    <attribute name="actris_variable_preferred_term" value="aerosol particle number size distribution" />
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    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
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    <attribute name="actris_instrument_type_preferred_term" value="mobility particle size spectrometer" />
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    <attribute name="actris_temporal_resolution" value="PT1H" />
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  </variable>
  <variable name="qc_particle_number_size_distribution_perc8413" shape="d_D_d0 qc_particle_number_size_distribution_perc8413_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
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  <variable name="meta_particle_number_size_distribution_perc8413" shape="d_D_d0 metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_particle_number_size_distribution_amean" shape="d_D_d1 time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="qc_particle_number_size_distribution_amean meta_particle_number_size_distribution_amean" />
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    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="2014-07-09T08:53:33.117000Z" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_control_lev2 v.0.0_1" />
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    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="15mn" />
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    <attribute name="ebas_station_land_use" value="Grassland" />
    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" type="long" value="6" />
    <attribute name="ebas_station_latitude" type="double" value="47.8014984131" />
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    <attribute name="ebas_measurement_latitude" type="double" value="47.8" />
    <attribute name="ebas_measurement_longitude" type="double" value="11.01" />
    <attribute name="ebas_measurement_altitude" value="985.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
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    <attribute name="ebas_matrix" value="pm10" />
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    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
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    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer (1/4&quot; in diameter)" />
    <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" />
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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_contact_name" value="Markus Fiebig, Ann Mari Fjaeraa" />
    <attribute name="ebas_framework_contact_email" value="Markus.Fiebig@nilu.no, amf@nilu.no" />
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    <attribute name="ebas_comment" value="None" />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticlenumbersizedistribution" />
    <attribute name="actris_variable_preferred_term" value="aerosol particle number size distribution" />
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    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
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    <attribute name="actris_framework_preferred_term" value="GAW-WDCA, GUAN" />
    <attribute name="actris_temporal_resolution" value="PT1H" />
    <attribute name="actris_access_restriction" type="long" value="0" />
  </variable>
  <variable name="qc_particle_number_size_distribution_amean" shape="d_D_d1 qc_particle_number_size_distribution_amean_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
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  <variable name="meta_particle_number_size_distribution_amean" shape="d_D_d1 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 1900-01-01T00:00:00Z" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="standard" />
    <attribute name="bounds" value="time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
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  <variable name="metadata_time" shape="metadata_time" type="double">
    <attribute name="long_name" value="time of ebas metadata intervals" />
    <attribute name="standard_name" value="time" />
    <attribute name="units" value="days since 1900-01-01T00:00:00Z" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="standard" />
    <attribute name="bounds" value="metadata_time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
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  <variable name="d_D_d0" shape="d_D_d0" type="double" />
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</netcdf>
