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  <attribute name="featureType" value="timeSeries" />
  <attribute name="title" value="Particle_number_size_distribution at Leipzig" />
  <attribute name="keywords" value="mass_concentration_of_particle_number_size_distribution_in_refractory_pm10_in_air, DE0055B, particle_number_size_distribution, Leipzig, GAW-WDCA, GUAN, ACTRIS, pm10_non_volatile" />
  <attribute name="id" value="PNJV-SHJ9.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="ACTRIS, GAW-WDCA, GUAN" />
  <attribute name="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: ACTRIS, GAW-WDCA, GUAN. Request acknowledgement details from data originator" />
  <attribute name="doi" value="https://doi.org/10.48597/PNJV-SHJ9" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Tuch, T., Wiedensohler, A., 2024, Particle_number_size_distribution at Leipzig, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/PNJV-SHJ9" />
  <attribute name="summary" value="Particle_number_size_distribution at Leipzig. These measurements are gathered as a part of the following projects ACTRIS, GAW-WDCA, GUAN and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: particle_number_size_distribution in pm10_non_volatile (mass_concentration_of_particle_number_size_distribution_in_refractory_pm10_in_air), particle_number_size_distribution in pm10_non_volatile (mass_concentration_of_particle_number_size_distribution_in_refractory_pm10_in_air), particle_number_size_distribution in pm10_non_volatile (mass_concentration_of_particle_number_size_distribution_in_refractory_pm10_in_air)" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="DE08L, Leibniz Institute for Tropospheric Research, TROPOS, Permoserstrasse 15, 04318, Leipzig, Germany" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2024-03-04T13:42:01 UTC" />
  <attribute name="date_metadata_modified" value="2024-03-04T13:42:01 UTC" />
  <attribute name="creator_name" value="Thomas Tuch, Alfred Wiedensohler" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="tuch@tropos.de, ali@tropos.de" />
  <attribute name="creator_institution" value="&quot;Leibniz Institute for Tropospheric Research, Experimental Aerosol and Cloud Microphysics, TROPOS&quot;, &quot;Leibniz Institute for Tropospheric Research, Experimental Aerosol and Cloud Microphysics, TROPOS&quot;" />
  <attribute name="contributor_name" value="Thomas Tuch" />
  <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 (51.35 12.43 118.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="51.35" />
  <attribute name="geospatial_lat_max" type="double" value="51.35" />
  <attribute name="geospatial_lon_min" type="double" value="12.43" />
  <attribute name="geospatial_lon_max" type="double" value="12.43" />
  <attribute name="geospatial_vertical_min" type="double" value="118.0" />
  <attribute name="geospatial_vertical_max" type="double" value="118.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2021-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_end" value="2022-01-01T00:00:00 UTC" />
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  <attribute name="ebas_citation" value="Tuch, T., Wiedensohler, A., 2024, Particle_number_size_distribution at Leipzig, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/PNJV-SHJ9" />
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  <attribute name="ebas_version" value="3" />
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  <attribute name="ebas_resolution_code" value="1h" />
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  <attribute name="ebas_orig_time_res" value="20mn" />
  <attribute name="ebas_station_code" value="DE0055B" />
  <attribute name="ebas_platform_code" value="DE0055S" />
  <attribute name="ebas_station_name" value="Leipzig" />
  <attribute name="ebas_station_latitude" value="51.3525" />
  <attribute name="ebas_station_longitude" value="12.4346" />
  <attribute name="ebas_station_altitude" value="113.0 m" />
  <attribute name="ebas_measuremenet_latitude" value="51.35" />
  <attribute name="ebas_measurement_longitude" value="12.43" />
  <attribute name="ebas_measurement_altitude" value="118.0 m" />
  <attribute name="ebas_measurement_height" value="18.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_laboratory_code" value="DE08L" />
  <attribute name="ebas_instrument_type" value="v-smps" />
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  <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, flow 16.67 l/min" />
  <attribute name="ebas_humidity_temperaure_control" value="Diffusion dryer" />
  <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with Diffusion dryer" />
  <attribute name="ebas_volume_std_temperature" value="273.15 K" />
  <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
  <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_qa1_measure_id" value="WCCAP-MPSS-2016-4" />
  <attribute name="ebas_qa1_date" value="2016-06-03 UTC" />
  <attribute name="ebas_qa1_document_url" value="http://www.actris-ecac.eu/files/ECAC-report-MPSS-2016-4-9.pdf" />
  <attribute name="ebas_organization" value="DE08L, Leibniz Institute for Tropospheric Research, TROPOS, , Permoserstrasse 15, , 04318, Leipzig, Germany" />
  <attribute name="ebas_framework_acronym" value="ACTRIS, GAW-WDCA, GUAN" />
  <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Aerosols, German Ultrafine Aerosol Networ" />
  <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The World Data Centre for 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., 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." />
  <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Markus Fiebig, Ann Mari Fjaeraa" />
  <attribute name="ebas_framework_contact_email" value="clm@nilu.no, Markus.Fiebig@nilu.no, amf@nilu.no" />
  <attribute name="ebas_originator" value="Wiedensohler, Alfred, ali@tropos.de, Leibniz Institute for Tropospheric Research, TROPOS, Experimental Aerosol and Cloud Microphysics, Permoserstr.15, , 04318, Leipzig, Germany" />
  <attribute name="ebas_submitter" value="Tuch, Thomas, tuch@tropos.de, Leibniz Institute for Tropospheric Research, TROPOS, Experimental Aerosol and Cloud Microphysics, Permoserstr.15, , 04318, Leipzig, Germany" />
  <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: ACTRIS, GAW-WDCA, GUAN. Request acknowledgement details from data originator" />
  <attribute name="ebas_comment" value="Only SMPS data used of TSMPS due to technical problems with UCPC" />
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  <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;Tuch, T., Wiedensohler, A., 2024, Particle_number_size_distribution at Leipzig, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/PNJV-SHJ9&quot;,&#xA;    &quot;Set type code&quot;: &quot;TU&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;PNJV-SHJ9.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/PNJV-SHJ9&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/PNJV-SHJ9&quot;,&#xA;    &quot;File creation&quot;: &quot;2024-03-04T14:01:00.487720 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2024-01-22T13:33:13.074386 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;20210101000000&quot;,&#xA;    &quot;Revision date&quot;: &quot;20240304134201&quot;,&#xA;    &quot;Version&quot;: &quot;3&quot;,&#xA;    &quot;Version description&quot;: &quot;filled to full year full hours, inversion error corrected&quot;,&#xA;    &quot;Data level&quot;: &quot;2&quot;,&#xA;    &quot;Period code&quot;: &quot;1y&quot;,&#xA;    &quot;Resolution code&quot;: &quot;1h&quot;,&#xA;    &quot;Sample duration&quot;: &quot;1h&quot;,&#xA;    &quot;Orig. time res.&quot;: &quot;20mn&quot;,&#xA;    &quot;Station code&quot;: &quot;DE0055B&quot;,&#xA;    &quot;Platform code&quot;: &quot;DE0055S&quot;,&#xA;    &quot;Station name&quot;: &quot;Leipzig&quot;,&#xA;    &quot;Station latitude&quot;: &quot;51.3525&quot;,&#xA;    &quot;Station longitude&quot;: &quot;12.4346&quot;,&#xA;    &quot;Station altitude&quot;: &quot;113.0 m&quot;,&#xA;    &quot;Measurement latitude&quot;: &quot;51.35&quot;,&#xA;    &quot;Measurement longitude&quot;: &quot;12.43&quot;,&#xA;    &quot;Measurement altitude&quot;: &quot;118.0 m&quot;,&#xA;    &quot;Measurement height&quot;: &quot;18.0 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;DE08L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;v-smps&quot;,&#xA;    &quot;Instrument name&quot;: &quot;TROPOS_TSMPS_LEIPZIG03&quot;,&#xA;    &quot;Instrument manufacturer&quot;: &quot;TROPOS&quot;,&#xA;    &quot;Instrument model&quot;: &quot;TROPOS-V-SMPS&quot;,&#xA;    &quot;Instrument serial number&quot;: &quot;TSMPS-TROPOS&quot;,&#xA;    &quot;Method ref&quot;: &quot;DE08L_TROPOS_CL_SMPS&quot;,&#xA;    &quot;Standard method&quot;: &quot;SOP=Wiedensohler2012&quot;,&#xA;    &quot;Inlet type&quot;: &quot;Impactor--direct&quot;,&#xA;    &quot;Inlet description&quot;: &quot;PM10 at ambient humidity inlet, flow 16.67 l/min&quot;,&#xA;    &quot;Humidity/temperature control&quot;: &quot;Diffusion dryer&quot;,&#xA;    &quot;Humidity/temperature control description&quot;: &quot;sample dried to below 40% RH with Diffusion 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;Measurement uncertainty expl.&quot;: &quot;uncertainty range between instruments in intercomparison by Wiedensohler et al. 2012. (AMT)&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;QA1 measure ID&quot;: &quot;WCCAP-MPSS-2016-4&quot;,&#xA;    &quot;QA1 date&quot;: &quot;2016-06-03 UTC&quot;,&#xA;    &quot;QA1 document URL&quot;: &quot;http://www.actris-ecac.eu/files/ECAC-report-MPSS-2016-4-9.pdf&quot;,&#xA;    &quot;Organization&quot;: &quot;DE08L, Leibniz Institute for Tropospheric Research, TROPOS, , Permoserstrasse 15, , 04318, Leipzig, Germany&quot;,&#xA;    &quot;Framework acronym&quot;: &quot;ACTRIS, GAW-WDCA, GUAN&quot;,&#xA;    &quot;Framework name&quot;: &quot;European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Aerosols, German Ultrafine Aerosol Networ&quot;,&#xA;    &quot;Framework description&quot;: &quot;ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The World Data Centre for 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., 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;,&#xA;    &quot;Framework contact name&quot;: &quot;Cathrine Lund Myhre, Markus Fiebig, Ann Mari Fjaeraa&quot;,&#xA;    &quot;Framework contact email&quot;: &quot;clm@nilu.no, Markus.Fiebig@nilu.no, amf@nilu.no&quot;,&#xA;    &quot;Originator&quot;: &quot;Wiedensohler, Alfred, ali@tropos.de, Leibniz Institute for Tropospheric Research, TROPOS, Experimental Aerosol and Cloud Microphysics, Permoserstr.15, , 04318, Leipzig, Germany&quot;,&#xA;    &quot;Submitter&quot;: &quot;Tuch, Thomas, tuch@tropos.de, Leibniz Institute for Tropospheric Research, TROPOS, Experimental Aerosol and Cloud Microphysics, Permoserstr.15, , 04318, Leipzig, Germany&quot;,&#xA;    &quot;Acknowledgement&quot;: &quot;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: ACTRIS, GAW-WDCA, GUAN. Request acknowledgement details from data originator&quot;,&#xA;    &quot;Comment&quot;: &quot;Only SMPS data used of TSMPS due to technical problems with UCPC&quot;&#xA;}" />
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  <dimension name="particle_number_size_distribution_perc8413_0_qc_flags" length="1" />
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  <dimension name="particle_number_size_distribution_perc8413_2_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_3_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_4_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_5_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_6_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_7_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_8_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_9_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_10_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_11_qc_flags" length="1" />
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  <dimension name="particle_number_size_distribution_perc8413_14_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_15_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_16_qc_flags" length="1" />
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  <dimension name="particle_number_size_distribution_perc8413_22_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_23_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_24_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_25_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_26_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_27_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_28_qc_flags" length="1" />
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  <dimension name="particle_number_size_distribution_perc8413_35_qc_flags" length="1" />
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  <dimension name="particle_number_size_distribution_perc8413_38_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_39_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_40_qc_flags" length="1" />
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  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2021-01-01T00:30:00Z" />
    <attribute name="time_coverage_end" value="2021-12-31T23:30:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="3600.0" />
    <attribute name="time_coverage_duration" value="P0Y0M364DT23H0M0.000S" />
  </group>
  <group name="NCISOMetadata">
    <attribute name="metadata_creation" value="2026-04-09" />
    <attribute name="nciso_version" value="2.4.7" />
  </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="20240304134201" />
    <attribute name="ebas_version" value="3" />
    <attribute name="ebas_version_description" value="filled to full year full hours, inversion error corrected" />
    <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="20mn" />
    <attribute name="ebas_station_code" value="DE0055B" />
    <attribute name="ebas_platform_code" value="DE0055S" />
    <attribute name="ebas_station_name" value="Leipzig" />
    <attribute name="ebas_station_latitude" value="51.3525" />
    <attribute name="ebas_station_longitude" value="12.4346" />
    <attribute name="ebas_station_altitude" value="113.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="51.35" />
    <attribute name="ebas_measurement_longitude" value="12.43" />
    <attribute name="ebas_measurement_altitude" value="118.0 m" />
    <attribute name="ebas_measurement_height" value="18.0 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="DE08L" />
    <attribute name="ebas_instrument_type" value="v-smps" />
    <attribute name="ebas_instrument_name" value="TROPOS_TSMPS_LEIPZIG03" />
    <attribute name="ebas_instrument_manufacturer" value="TROPOS" />
    <attribute name="ebas_instrument_model" value="TROPOS-V-SMPS" />
    <attribute name="ebas_instrument_serial_number" value="TSMPS-TROPOS" />
    <attribute name="ebas_method_ref" value="DE08L_TROPOS_CL_SMPS" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, flow 16.67 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Diffusion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with Diffusion dryer" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <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="ACTRIS, GAW-WDCA, GUAN" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Aerosols, German Ultrafine Aerosol Networ" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The World Data Centre for 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., 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." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Markus Fiebig, Ann Mari Fjaeraa" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, Markus.Fiebig@nilu.no, amf@nilu.no" />
    <attribute name="ebas_originator" value="Wiedensohler, Alfred, ali@tropos.de, Leibniz Institute for Tropospheric Research, TROPOS, Experimental Aerosol and Cloud Microphysics, Permoserstr.15, , 04318, Leipzig, Germany" />
    <attribute name="ebas_submitter" value="Tuch, Thomas, tuch@tropos.de, Leibniz Institute for Tropospheric Research, TROPOS, Experimental Aerosol and Cloud Microphysics, Permoserstr.15, , 04318, Leipzig, Germany" />
    <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: ACTRIS, GAW-WDCA, GUAN. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Only SMPS data used of TSMPS due to technical problems with UCPC" />
  </variable>
  <variable name="pressure_qc" shape="pressure_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="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="20240304134201" />
    <attribute name="ebas_version" value="3" />
    <attribute name="ebas_version_description" value="filled to full year full hours, inversion error corrected" />
    <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="20mn" />
    <attribute name="ebas_station_code" value="DE0055B" />
    <attribute name="ebas_platform_code" value="DE0055S" />
    <attribute name="ebas_station_name" value="Leipzig" />
    <attribute name="ebas_station_latitude" value="51.3525" />
    <attribute name="ebas_station_longitude" value="12.4346" />
    <attribute name="ebas_station_altitude" value="113.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="51.35" />
    <attribute name="ebas_measurement_longitude" value="12.43" />
    <attribute name="ebas_measurement_altitude" value="118.0 m" />
    <attribute name="ebas_measurement_height" value="18.0 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="DE08L" />
    <attribute name="ebas_instrument_type" value="v-smps" />
    <attribute name="ebas_instrument_name" value="TROPOS_TSMPS_LEIPZIG03" />
    <attribute name="ebas_instrument_manufacturer" value="TROPOS" />
    <attribute name="ebas_instrument_model" value="TROPOS-V-SMPS" />
    <attribute name="ebas_instrument_serial_number" value="TSMPS-TROPOS" />
    <attribute name="ebas_method_ref" value="DE08L_TROPOS_CL_SMPS" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, flow 16.67 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Diffusion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with Diffusion dryer" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <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="ACTRIS, GAW-WDCA, GUAN" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Aerosols, German Ultrafine Aerosol Networ" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The World Data Centre for 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., 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." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Markus Fiebig, Ann Mari Fjaeraa" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, Markus.Fiebig@nilu.no, amf@nilu.no" />
    <attribute name="ebas_originator" value="Wiedensohler, Alfred, ali@tropos.de, Leibniz Institute for Tropospheric Research, TROPOS, Experimental Aerosol and Cloud Microphysics, Permoserstr.15, , 04318, Leipzig, Germany" />
    <attribute name="ebas_submitter" value="Tuch, Thomas, tuch@tropos.de, Leibniz Institute for Tropospheric Research, TROPOS, Experimental Aerosol and Cloud Microphysics, Permoserstr.15, , 04318, Leipzig, Germany" />
    <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: ACTRIS, GAW-WDCA, GUAN. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Only SMPS data used of TSMPS due to technical problems with UCPC" />
  </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="temperature" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="K" />
    <attribute name="ancillary_variables" value="temperature_qc temperature_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="20240304134201" />
    <attribute name="ebas_version" value="3" />
    <attribute name="ebas_version_description" value="filled to full year full hours, inversion error corrected" />
    <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="20mn" />
    <attribute name="ebas_station_code" value="DE0055B" />
    <attribute name="ebas_platform_code" value="DE0055S" />
    <attribute name="ebas_station_name" value="Leipzig" />
    <attribute name="ebas_station_latitude" value="51.3525" />
    <attribute name="ebas_station_longitude" value="12.4346" />
    <attribute name="ebas_station_altitude" value="113.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="51.35" />
    <attribute name="ebas_measurement_longitude" value="12.43" />
    <attribute name="ebas_measurement_altitude" value="118.0 m" />
    <attribute name="ebas_measurement_height" value="18.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="temperature" />
    <attribute name="ebas_unit" value="K" />
    <attribute name="ebas_matrix" value="instrument" />
    <attribute name="ebas_laboratory_code" value="DE08L" />
    <attribute name="ebas_instrument_type" value="v-smps" />
    <attribute name="ebas_instrument_name" value="TROPOS_TSMPS_LEIPZIG03" />
    <attribute name="ebas_instrument_manufacturer" value="TROPOS" />
    <attribute name="ebas_instrument_model" value="TROPOS-V-SMPS" />
    <attribute name="ebas_instrument_serial_number" value="TSMPS-TROPOS" />
    <attribute name="ebas_method_ref" value="DE08L_TROPOS_CL_SMPS" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, flow 16.67 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Diffusion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with Diffusion dryer" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <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="ACTRIS, GAW-WDCA, GUAN" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Aerosols, German Ultrafine Aerosol Networ" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The World Data Centre for 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., 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." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Markus Fiebig, Ann Mari Fjaeraa" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, Markus.Fiebig@nilu.no, amf@nilu.no" />
    <attribute name="ebas_originator" value="Wiedensohler, Alfred, ali@tropos.de, Leibniz Institute for Tropospheric Research, TROPOS, Experimental Aerosol and Cloud Microphysics, Permoserstr.15, , 04318, Leipzig, Germany" />
    <attribute name="ebas_submitter" value="Tuch, Thomas, tuch@tropos.de, Leibniz Institute for Tropospheric Research, TROPOS, Experimental Aerosol and Cloud Microphysics, Permoserstr.15, , 04318, Leipzig, Germany" />
    <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: ACTRIS, GAW-WDCA, GUAN. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Only SMPS data used of TSMPS due to technical problems with UCPC" />
  </variable>
  <variable name="temperature_qc" shape="temperature_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="temperature_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_0" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_particle_number_size_distribution_in_refractory_pm10_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_0_qc particle_number_size_distribution_amean_0_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="20240304134201" />
    <attribute name="ebas_version" value="3" />
    <attribute name="ebas_version_description" value="filled to full year full hours, inversion error corrected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
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    <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="ACTRIS, GAW-WDCA, GUAN" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Aerosols, German Ultrafine Aerosol Networ" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The World Data Centre for 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., 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." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Markus Fiebig, Ann Mari Fjaeraa" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, Markus.Fiebig@nilu.no, amf@nilu.no" />
    <attribute name="ebas_originator" value="Wiedensohler, Alfred, ali@tropos.de, Leibniz Institute for Tropospheric Research, TROPOS, Experimental Aerosol and Cloud Microphysics, Permoserstr.15, , 04318, Leipzig, Germany" />
    <attribute name="ebas_submitter" value="Tuch, Thomas, tuch@tropos.de, Leibniz Institute for Tropospheric Research, TROPOS, Experimental Aerosol and Cloud Microphysics, Permoserstr.15, , 04318, Leipzig, Germany" />
    <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: ACTRIS, GAW-WDCA, GUAN. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Only SMPS data used of TSMPS due to technical problems with UCPC" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_44_qc" shape="particle_number_size_distribution_perc8413_44_qc_flags time" type="int">
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    <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_size_distribution_perc8413_44_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_45" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_particle_number_size_distribution_in_refractory_pm10_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_45_qc particle_number_size_distribution_perc8413_45_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="20240304134201" />
    <attribute name="ebas_version" value="3" />
    <attribute name="ebas_version_description" value="filled to full year full hours, inversion error corrected" />
    <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="20mn" />
    <attribute name="ebas_station_code" value="DE0055B" />
    <attribute name="ebas_platform_code" value="DE0055S" />
    <attribute name="ebas_station_name" value="Leipzig" />
    <attribute name="ebas_station_latitude" value="51.3525" />
    <attribute name="ebas_station_longitude" value="12.4346" />
    <attribute name="ebas_station_altitude" value="113.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="51.35" />
    <attribute name="ebas_measurement_longitude" value="12.43" />
    <attribute name="ebas_measurement_altitude" value="118.0 m" />
    <attribute name="ebas_measurement_height" value="18.0 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_non_volatile" />
    <attribute name="ebas_laboratory_code" value="DE08L" />
    <attribute name="ebas_instrument_type" value="v-smps" />
    <attribute name="ebas_instrument_name" value="TROPOS_TSMPS_LEIPZIG03" />
    <attribute name="ebas_instrument_manufacturer" value="TROPOS" />
    <attribute name="ebas_instrument_model" value="TROPOS-V-SMPS" />
    <attribute name="ebas_instrument_serial_number" value="TSMPS-TROPOS" />
    <attribute name="ebas_method_ref" value="DE08L_TROPOS_CL_SMPS" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
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    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, flow 16.67 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Diffusion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with Diffusion 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="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" />
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    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Aerosols, German Ultrafine Aerosol Networ" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The World Data Centre for 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., 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." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Markus Fiebig, Ann Mari Fjaeraa" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, Markus.Fiebig@nilu.no, amf@nilu.no" />
    <attribute name="ebas_originator" value="Wiedensohler, Alfred, ali@tropos.de, Leibniz Institute for Tropospheric Research, TROPOS, Experimental Aerosol and Cloud Microphysics, Permoserstr.15, , 04318, Leipzig, Germany" />
    <attribute name="ebas_submitter" value="Tuch, Thomas, tuch@tropos.de, Leibniz Institute for Tropospheric Research, TROPOS, Experimental Aerosol and Cloud Microphysics, Permoserstr.15, , 04318, Leipzig, Germany" />
    <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: ACTRIS, GAW-WDCA, GUAN. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Only SMPS data used of TSMPS due to technical problems with UCPC" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_45_qc" shape="particle_number_size_distribution_perc8413_45_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_size_distribution_perc8413_45_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>
