<?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="Aerosol_absorption_coefficient at Leipzig-Eisenbahnstrasse" />
  <attribute name="keywords" value="GUAN, DE0066K, aerosol_absorption_coefficient, Leipzig-Eisenbahnstrasse, pm1, ACTRIS, GAW-WDCA" />
  <attribute name="id" value="3QXJ-RYQR.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/10.48597/3QXJ-RYQR" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Wiedensohler, A., Birmili, W., 2019, Aerosol_absorption_coefficient at Leipzig-Eisenbahnstrasse, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/3QXJ-RYQR" />
  <attribute name="summary" value="Aerosol_absorption_coefficient at Leipzig-Eisenbahnstrasse. 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: aerosol_absorption_coefficient in pm1, aerosol_absorption_coefficient in pm1, aerosol_absorption_coefficient in pm1" />
  <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="2019-02-20T10:20:35 UTC" />
  <attribute name="date_metadata_modified" value="2019-02-20T10:20:35 UTC" />
  <attribute name="creator_name" value="Alfred Wiedensohler, Wolfram Birmili" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="ali@tropos.de, " />
  <attribute name="creator_institution" value="&quot;Leibniz Institute for Tropospheric Research, Experimental Aerosol and Cloud Microphysics, TROPOS&quot;, " />
  <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="POINT Z (51.34 12.37 120.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="51.34" />
  <attribute name="geospatial_lat_max" type="double" value="51.34" />
  <attribute name="geospatial_lon_min" type="double" value="12.37" />
  <attribute name="geospatial_lon_max" type="double" value="12.37" />
  <attribute name="geospatial_vertical_min" type="double" value="120.0" />
  <attribute name="geospatial_vertical_max" type="double" value="120.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2015-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_end" value="2016-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_duration" value="P0001-00-00T00:00:00" />
  <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="Wiedensohler, A., Birmili, W., 2019, Aerosol_absorption_coefficient at Leipzig-Eisenbahnstrasse, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/3QXJ-RYQR" />
  <attribute name="ebas_set_type_code" value="TU" />
  <attribute name="ebas_timezone" value="UTC" />
  <attribute name="ebas_file_name" value="3QXJ-RYQR.nc" />
  <attribute name="ebas_represents_doi" value="https://doi.org/10.48597/3QXJ-RYQR" />
  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/3QXJ-RYQR" />
  <attribute name="ebas_file_creation" value="2024-02-10T01:36:27.605169 UTC" />
  <attribute name="ebas_export_state" value="2017-01-18T04:36:12.663000 UTC" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="20150101000000" />
  <attribute name="ebas_revision_date" value="20190220102035" />
  <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="1y" />
  <attribute name="ebas_resolution_code" value="1h" />
  <attribute name="ebas_sample_duration" value="1h" />
  <attribute name="ebas_orig_time_res" value="1mn" />
  <attribute name="ebas_station_code" value="DE0066K" />
  <attribute name="ebas_platform_code" value="DE0066S" />
  <attribute name="ebas_station_name" value="Leipzig-Eisenbahnstrasse" />
  <attribute name="ebas_station_latitude" value="51.345833" />
  <attribute name="ebas_station_longitude" value="12.406389" />
  <attribute name="ebas_station_altitude" value="120.0 m" />
  <attribute name="ebas_measuremenet_latitude" value="51.34" />
  <attribute name="ebas_measurement_longitude" value="12.37" />
  <attribute name="ebas_measurement_altitude" value="120.0 m" />
  <attribute name="ebas_measurement_height" value="6.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_laboratory_code" value="DE08L" />
  <attribute name="ebas_instrument_type" value="filter_absorption_photometer" />
  <attribute name="ebas_instrument_name" value="MAAP-5012_LE-Eisenbahnstrasse" />
  <attribute name="ebas_instrument_manufacturer" value="Thermo" />
  <attribute name="ebas_instrument_model" value="5012" />
  <attribute name="ebas_instrument_serial_number" value="None" />
  <attribute name="ebas_method_ref" value="DE08L_LE-Eiba_abs_coef" />
  <attribute name="ebas_standard_method" value="Single-angle_Correction=none" />
  <attribute name="ebas_inlet_type" value="Impactor--direct" />
  <attribute name="ebas_inlet_description" value="PM1 at ambient humidity inlet, flow 16.67 l/min" />
  <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 (3/8&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_measurement_uncertainty_expl" value="typical value of unit-to-unit variability" />
  <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
  <attribute name="ebas_zero_negative_values" value="Zero and neg. values may appear due to statistical variations at very low concentrations" />
  <attribute name="ebas_organization" value="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="Birmili, Wolfram, , , , , , , , , " />
  <attribute name="ebas_submitter" value="Sonntag, Andre, , , , , , , , , " />
  <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="None" />
  <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;Wiedensohler, A., Birmili, W., 2019, Aerosol_absorption_coefficient at Leipzig-Eisenbahnstrasse, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/3QXJ-RYQR&quot;,&#xA;    &quot;Set type code&quot;: &quot;TU&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;3QXJ-RYQR.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/3QXJ-RYQR&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/3QXJ-RYQR&quot;,&#xA;    &quot;File creation&quot;: &quot;2024-02-10T01:36:27.605169 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2017-01-18T04:36:12.663000 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;20150101000000&quot;,&#xA;    &quot;Revision date&quot;: &quot;20190220102035&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;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;1mn&quot;,&#xA;    &quot;Station code&quot;: &quot;DE0066K&quot;,&#xA;    &quot;Platform code&quot;: &quot;DE0066S&quot;,&#xA;    &quot;Station name&quot;: &quot;Leipzig-Eisenbahnstrasse&quot;,&#xA;    &quot;Station latitude&quot;: &quot;51.345833&quot;,&#xA;    &quot;Station longitude&quot;: &quot;12.406389&quot;,&#xA;    &quot;Station altitude&quot;: &quot;120.0 m&quot;,&#xA;    &quot;Measurement latitude&quot;: &quot;51.34&quot;,&#xA;    &quot;Measurement longitude&quot;: &quot;12.37&quot;,&#xA;    &quot;Measurement altitude&quot;: &quot;120.0 m&quot;,&#xA;    &quot;Measurement height&quot;: &quot;6.0 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;DE08L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;filter_absorption_photometer&quot;,&#xA;    &quot;Instrument name&quot;: &quot;MAAP-5012_LE-Eisenbahnstrasse&quot;,&#xA;    &quot;Instrument manufacturer&quot;: &quot;Thermo&quot;,&#xA;    &quot;Instrument model&quot;: &quot;5012&quot;,&#xA;    &quot;Instrument serial number&quot;: &quot;None&quot;,&#xA;    &quot;Method ref&quot;: &quot;DE08L_LE-Eiba_abs_coef&quot;,&#xA;    &quot;Standard method&quot;: &quot;Single-angle_Correction=none&quot;,&#xA;    &quot;Inlet type&quot;: &quot;Impactor--direct&quot;,&#xA;    &quot;Inlet description&quot;: &quot;PM1 at ambient humidity inlet, flow 16.67 l/min&quot;,&#xA;    &quot;Humidity/temperature control&quot;: &quot;Nafion dryer&quot;,&#xA;    &quot;Humidity/temperature control description&quot;: &quot;sample dried to below 40% RH with nafion dryer (3/8\&quot; in diameter)&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;typical value of unit-to-unit variability&quot;,&#xA;    &quot;Zero/negative values code&quot;: &quot;Zero/negative possible&quot;,&#xA;    &quot;Zero/negative values&quot;: &quot;Zero and neg. values may appear due to statistical variations at very low concentrations&quot;,&#xA;    &quot;Organization&quot;: &quot;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;Birmili, Wolfram, , , , , , , , , &quot;,&#xA;    &quot;Submitter&quot;: &quot;Sonntag, Andre, , , , , , , , , &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;None&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="8760" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="1" />
  <dimension name="pressure_qc_flags" length="1" />
  <dimension name="temperature_qc_flags" length="1" />
  <dimension name="aerosol_absorption_coefficient_amean_qc_flags" length="1" />
  <dimension name="aerosol_absorption_coefficient_prec1587_qc_flags" length="1" />
  <dimension name="aerosol_absorption_coefficient_perc8413_qc_flags" length="1" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2015-01-01T00:30:00Z" />
    <attribute name="time_coverage_end" value="2015-12-31T23:30:00Z" />
    <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="2026-04-08" />
    <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="20190220102035" />
    <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="1mn" />
    <attribute name="ebas_station_code" value="DE0066K" />
    <attribute name="ebas_platform_code" value="DE0066S" />
    <attribute name="ebas_station_name" value="Leipzig-Eisenbahnstrasse" />
    <attribute name="ebas_station_latitude" value="51.345833" />
    <attribute name="ebas_station_longitude" value="12.406389" />
    <attribute name="ebas_station_altitude" value="120.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="51.34" />
    <attribute name="ebas_measurement_longitude" value="12.37" />
    <attribute name="ebas_measurement_altitude" value="120.0 m" />
    <attribute name="ebas_measurement_height" value="6.0 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="filter_absorption_photometer" />
    <attribute name="ebas_instrument_name" value="MAAP-5012_LE-Eisenbahnstrasse" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="5012" />
    <attribute name="ebas_instrument_serial_number" value="None" />
    <attribute name="ebas_method_ref" value="DE08L_LE-Eiba_abs_coef" />
    <attribute name="ebas_standard_method" value="Single-angle_Correction=none" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM1 at ambient humidity inlet, flow 16.67 l/min" />
    <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 (3/8&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_measurement_uncertainty_expl" value="typical value of unit-to-unit variability" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and neg. values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="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="Birmili, Wolfram, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Sonntag, Andre, , , , , , , , , " />
    <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="None" />
  </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="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="20190220102035" />
    <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="1mn" />
    <attribute name="ebas_station_code" value="DE0066K" />
    <attribute name="ebas_platform_code" value="DE0066S" />
    <attribute name="ebas_station_name" value="Leipzig-Eisenbahnstrasse" />
    <attribute name="ebas_station_latitude" value="51.345833" />
    <attribute name="ebas_station_longitude" value="12.406389" />
    <attribute name="ebas_station_altitude" value="120.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="51.34" />
    <attribute name="ebas_measurement_longitude" value="12.37" />
    <attribute name="ebas_measurement_altitude" value="120.0 m" />
    <attribute name="ebas_measurement_height" value="6.0 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="filter_absorption_photometer" />
    <attribute name="ebas_instrument_name" value="MAAP-5012_LE-Eisenbahnstrasse" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="5012" />
    <attribute name="ebas_instrument_serial_number" value="None" />
    <attribute name="ebas_method_ref" value="DE08L_LE-Eiba_abs_coef" />
    <attribute name="ebas_standard_method" value="Single-angle_Correction=none" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM1 at ambient humidity inlet, flow 16.67 l/min" />
    <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 (3/8&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_measurement_uncertainty_expl" value="typical value of unit-to-unit variability" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and neg. values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="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="Birmili, Wolfram, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Sonntag, Andre, , , , , , , , , " />
    <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="None" />
  </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="aerosol_absorption_coefficient_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/Mm" />
    <attribute name="ancillary_variables" value="aerosol_absorption_coefficient_amean_qc aerosol_absorption_coefficient_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="20190220102035" />
    <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="1mn" />
    <attribute name="ebas_station_code" value="DE0066K" />
    <attribute name="ebas_platform_code" value="DE0066S" />
    <attribute name="ebas_station_name" value="Leipzig-Eisenbahnstrasse" />
    <attribute name="ebas_station_latitude" value="51.345833" />
    <attribute name="ebas_station_longitude" value="12.406389" />
    <attribute name="ebas_station_altitude" value="120.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="51.34" />
    <attribute name="ebas_measurement_longitude" value="12.37" />
    <attribute name="ebas_measurement_altitude" value="120.0 m" />
    <attribute name="ebas_measurement_height" value="6.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="aerosol_absorption_coefficient" />
    <attribute name="ebas_unit" value="1/Mm" />
    <attribute name="ebas_matrix" value="pm1" />
    <attribute name="ebas_laboratory_code" value="DE08L" />
    <attribute name="ebas_instrument_type" value="filter_absorption_photometer" />
    <attribute name="ebas_instrument_name" value="MAAP-5012_LE-Eisenbahnstrasse" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="5012" />
    <attribute name="ebas_instrument_serial_number" value="None" />
    <attribute name="ebas_method_ref" value="DE08L_LE-Eiba_abs_coef" />
    <attribute name="ebas_standard_method" value="Single-angle_Correction=none" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM1 at ambient humidity inlet, flow 16.67 l/min" />
    <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 (3/8&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="0.1 1/Mm" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument noise characteristics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="6.0 %" />
    <attribute name="ebas_measurement_uncertainty_expl" value="typical value of unit-to-unit variability" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and neg. values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="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="Birmili, Wolfram, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Sonntag, Andre, , , , , , , , , " />
    <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="None" />
  </variable>
  <variable name="aerosol_absorption_coefficient_amean_qc" shape="aerosol_absorption_coefficient_amean_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="aerosol_absorption_coefficient_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="aerosol_absorption_coefficient_prec1587" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/Mm" />
    <attribute name="ancillary_variables" value="aerosol_absorption_coefficient_prec1587_qc aerosol_absorption_coefficient_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="20190220102035" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="1mn" />
    <attribute name="ebas_station_code" value="DE0066K" />
    <attribute name="ebas_platform_code" value="DE0066S" />
    <attribute name="ebas_station_name" value="Leipzig-Eisenbahnstrasse" />
    <attribute name="ebas_station_latitude" value="51.345833" />
    <attribute name="ebas_station_longitude" value="12.406389" />
    <attribute name="ebas_station_altitude" value="120.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="51.34" />
    <attribute name="ebas_measurement_longitude" value="12.37" />
    <attribute name="ebas_measurement_altitude" value="120.0 m" />
    <attribute name="ebas_measurement_height" value="6.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="aerosol_absorption_coefficient" />
    <attribute name="ebas_unit" value="1/Mm" />
    <attribute name="ebas_matrix" value="pm1" />
    <attribute name="ebas_laboratory_code" value="DE08L" />
    <attribute name="ebas_instrument_type" value="filter_absorption_photometer" />
    <attribute name="ebas_instrument_name" value="MAAP-5012_LE-Eisenbahnstrasse" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="5012" />
    <attribute name="ebas_instrument_serial_number" value="None" />
    <attribute name="ebas_method_ref" value="DE08L_LE-Eiba_abs_coef" />
    <attribute name="ebas_standard_method" value="Single-angle_Correction=none" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM1 at ambient humidity inlet, flow 16.67 l/min" />
    <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 (3/8&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="0.1 1/Mm" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument noise characteristics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="6.0 %" />
    <attribute name="ebas_measurement_uncertainty_expl" value="typical value of unit-to-unit variability" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and neg. values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="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="Birmili, Wolfram, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Sonntag, Andre, , , , , , , , , " />
    <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="None" />
  </variable>
  <variable name="aerosol_absorption_coefficient_prec1587_qc" shape="aerosol_absorption_coefficient_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="aerosol_absorption_coefficient_prec1587_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="aerosol_absorption_coefficient_perc8413" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/Mm" />
    <attribute name="ancillary_variables" value="aerosol_absorption_coefficient_perc8413_qc aerosol_absorption_coefficient_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="20190220102035" />
    <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="1mn" />
    <attribute name="ebas_station_code" value="DE0066K" />
    <attribute name="ebas_platform_code" value="DE0066S" />
    <attribute name="ebas_station_name" value="Leipzig-Eisenbahnstrasse" />
    <attribute name="ebas_station_latitude" value="51.345833" />
    <attribute name="ebas_station_longitude" value="12.406389" />
    <attribute name="ebas_station_altitude" value="120.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="51.34" />
    <attribute name="ebas_measurement_longitude" value="12.37" />
    <attribute name="ebas_measurement_altitude" value="120.0 m" />
    <attribute name="ebas_measurement_height" value="6.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="aerosol_absorption_coefficient" />
    <attribute name="ebas_unit" value="1/Mm" />
    <attribute name="ebas_matrix" value="pm1" />
    <attribute name="ebas_laboratory_code" value="DE08L" />
    <attribute name="ebas_instrument_type" value="filter_absorption_photometer" />
    <attribute name="ebas_instrument_name" value="MAAP-5012_LE-Eisenbahnstrasse" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="5012" />
    <attribute name="ebas_instrument_serial_number" value="None" />
    <attribute name="ebas_method_ref" value="DE08L_LE-Eiba_abs_coef" />
    <attribute name="ebas_standard_method" value="Single-angle_Correction=none" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM1 at ambient humidity inlet, flow 16.67 l/min" />
    <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 (3/8&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="0.1 1/Mm" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument noise characteristics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="6.0 %" />
    <attribute name="ebas_measurement_uncertainty_expl" value="typical value of unit-to-unit variability" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and neg. values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="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="Birmili, Wolfram, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Sonntag, Andre, , , , , , , , , " />
    <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="None" />
  </variable>
  <variable name="aerosol_absorption_coefficient_perc8413_qc" shape="aerosol_absorption_coefficient_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="aerosol_absorption_coefficient_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>
