<?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 light scattering at Jungfraujoch" />
  <attribute name="summary" value="Aerosol light scattering at Jungfraujoch. These measurements are gathered as a part of the following projects ACTRIS, CREATE, EMEP, GAW-WDCA and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: ['pressure in instrument', 'relative_humidity in instrument (relative_humidity)', 'temperature in instrument', 'aerosol_light_backscattering_coefficient in aerosol (volume_backwards_scattering_coefficient_in_air_due_to_dried_aerosol_particles)', 'aerosol_light_scattering_coefficient in aerosol (volume_scattering_coefficient_in_air_due_to_dried_aerosol_particles)']" />
  <attribute name="keywords" value="Jungfraujoch CH0001G aerosol_light_backscattering_coefficient aerosol_light_scattering_coefficient aerosol ACTRIS CREATE EMEP GAW-WDCA relative_humidity volume_backwards_scattering_coefficient_in_air_due_to_dried_aerosol_particles volume_scattering_coefficient_in_air_due_to_dried_aerosol_particles" />
  <attribute name="id" value="7CEC-QSWA.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="ACTRIS, CREATE, EMEP, GAW-WDCA" />
  <attribute name="acknowledgement" value="" />
  <attribute name="doi" value="https://doi.org/10.48597/7CEC-QSWA" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Bukowiecki, N., Baltensperger, U., Brem, B., Gysel, M., Gysel-Beer, M., ACTRIS, CREATE, EMEP, GAW-WDCA, 2026, Aerosol light scattering at Jungfraujoch, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/7CEC-QSWA" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="CH02L &quot;Paul Scherrer Institut&quot; PSI &quot;Laboratory of Atmospheric Chemistry (LAC)&quot; OFLB 5232 &quot;Villigen PSI&quot; Switzerland" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2026-05-28T09:24:27.230535Z" />
  <attribute name="date_metadata_modified" value="2026-05-28T09:24:27Z" />
  <attribute name="creator_name" value="Nicolas Bukowiecki, Urs Baltensperger, Benjamin Brem, Martin Gysel, Martin Gysel-Beer" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value=", , benjamin.brem@psi.ch, , martin.gysel@psi.ch" />
  <attribute name="creator_institution" value=", , &quot;Paul Scherrer Institute, Laboratory of Atmospheric Chemistry, PSI&quot;, , &quot;Paul Scherrer Institute, Laboratory of Atmospheric Chemistry, PSI&quot;" />
  <attribute name="contributor_name" value="Nicolas Bukowiecki, Benjamin Brem" />
  <attribute name="contributor_role" value="data submitter, data submitter" />
  <attribute name="publisher_type" value="institution" />
  <attribute name="publisher_name" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_institution" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_email" value="ebas@nilu.no" />
  <attribute name="publisher_url" value="https://www.nilu.no/" />
  <attribute name="geospatial_bounds" value="POINT Z (7.985 46.5475 3578)" />
  <attribute name="geospatial_lat_min" type="double" value="46.5475" />
  <attribute name="geospatial_lat_max" type="double" value="46.5475" />
  <attribute name="geospatial_lon_min" type="double" value="7.985" />
  <attribute name="geospatial_lon_max" type="double" value="7.985" />
  <attribute name="geospatial_vertical_min" type="double" value="3578.0" />
  <attribute name="geospatial_vertical_max" type="double" value="3578.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="time_coverage_start" value="2015-01-01T00:00:00Z" />
  <attribute name="time_coverage_end" value="2026-01-01T00:00:00Z" />
  <attribute name="time_coverage_duration" value="P0011-00-00T00:00:00" />
  <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="Bukowiecki, N., Baltensperger, U., Brem, B., Gysel, M., Gysel-Beer, M., ACTRIS, CREATE, EMEP, GAW-WDCA, 2026, Aerosol light scattering at Jungfraujoch, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/7CEC-QSWA" />
  <attribute name="ebas_set_type_code" value="TU" />
  <attribute name="ebas_timezone" value="UTC" />
  <attribute name="ebas_file_name" value="7CEC-QSWA.nc" />
  <attribute name="ebas_represents_doi" value="https://doi.org/10.48597/7CEC-QSWA" />
  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/7CEC-QSWA" />
  <attribute name="ebas_file_creation" value="2026-06-13T22:44:35.286946Z" />
  <attribute name="ebas_export_state" value="2026-05-28T09:24:27.230535Z" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="2015-01-01T00:00:00.000000Z" />
  <attribute name="ebas_revision_date" value="2026-05-28T09:24:27.230535Z" />
  <attribute name="ebas_version" value="1" />
  <attribute name="ebas_version_description" value="Version numbering not tracked, generated by data.aggregate.ebas r4437" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="11y" />
  <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="CH0001G" />
  <attribute name="ebas_platform_code" value="CH0001S" />
  <attribute name="ebas_station_name" value="Jungfraujoch" />
  <attribute name="ebas_station_wdca_id" value="GAWACH__JFJ" />
  <attribute name="ebas_station_gaw_id" value="JFJ" />
  <attribute name="ebas_station_gaw_name" value="Jungfraujoch" />
  <attribute name="ebas_station_land_use" value="Gravel and stone" />
  <attribute name="ebas_station_setting" value="Mountain" />
  <attribute name="ebas_station_gaw_type" value="G" />
  <attribute name="ebas_station_wmo_region" type="long" value="6" />
  <attribute name="ebas_station_latitude" type="double" value="46.5475" />
  <attribute name="ebas_station_longitude" type="double" value="7.985" />
  <attribute name="ebas_station_altitude" value="3578.0 m" />
  <attribute name="ebas_measurement_height" value="2.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_laboratory_code" value="CH02L" />
  <attribute name="ebas_instrument_type" value="nephelometer" />
  <attribute name="ebas_instrument_name" value="TSI_3563_JFJ_dry" />
  <attribute name="ebas_instrument_manufacturer" value="TSI" />
  <attribute name="ebas_instrument_model" value="3563" />
  <attribute name="ebas_instrument_serial_number" value="1043" />
  <attribute name="ebas_method_ref" value="CH02L_Neph_3563" />
  <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
  <attribute name="ebas_inlet_type" value="Hat or hood" />
  <attribute name="ebas_inlet_description" value="Heated total aerosol inlet (25 degC), collects aerosols and hydrometeors smaller than 40 micrometers" />
  <attribute name="ebas_humidity_temperaure_control" value="Temperature conditioning at 25 deg. C" />
  <attribute name="ebas_humidity_temperaure_control_description" value="Sample dried to below 20% RH due to the heated inlet" />
  <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="Average value taken from Anderson et al. 1996 for statistical and calibration uncertainty" />
  <attribute name="ebas_zero_negative_values_code" value="Zero/negative 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="CH02L, Paul Scherrer Institut, PSI, Laboratory of Atmospheric Chemistry (LAC), OFLB, , 5232, Villigen PSI, Switzerland" />
  <attribute name="ebas_framework_acronym" value="ACTRIS, CREATE, EMEP, GAW-WDCA" />
  <attribute name="ebas_framework_name" value="&quot;European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases&quot;, , European Monitoring and Evaluation Programme, World Data Centre for Aerosols" />
  <attribute name="ebas_framework_description" value="&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.&quot;, , The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., &quot;The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme.&quot;" />
  <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth, Markus Fiebig" />
  <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
  <attribute name="ebas_originator" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Baltensperger, Urs, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;, &quot;Gysel, Martin, , , , , , , , , &quot;, &quot;Gysel-Beer, Martin, martin.gysel@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, Forschungsstrasse 111, OFLA, 5232, Villigen PSI, Switzerland&quot;" />
  <attribute name="ebas_submitter" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;" />
  <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, CREATE, EMEP, GAW-WDCA. Request acknowledgement details from data originator" />
  <attribute name="ebas_comment" value="Adjustments to STP used Sample-T=25C, Sample-P=655hPa" />
  <attribute name="_NCProperties" value="version=2,netcdf=4.9.3,hdf5=1.14.6" />
  <attribute name="Metadata_Conventions" value="Unidata Dataset Discovery v1.0" />
  <attribute name="geospatial_lat_units" value="degrees_north" />
  <attribute name="geospatial_lon_units" value="degrees_east" />
  <attribute name="standard_name_vocabulary" value="CF-1.7, ACDD-1.3" />
  <attribute name="history" value="None" />
  <attribute name="creator_url" value="ebas.nilu.no" />
  <attribute name="_CoordSysBuilder" value="ucar.nc2.internal.dataset.conv.CF1Convention" />
  <dimension name="time" length="96432" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="11" />
  <dimension name="d_Location" length="1" />
  <dimension name="qc_pressure_flags" length="2" />
  <dimension name="qc_relative_humidity_flags" length="2" />
  <dimension name="qc_temperature_flags" length="2" />
  <dimension name="d_Wavelength" length="3" />
  <dimension name="qc_aerosol_light_backscattering_coefficient_amean_flags" length="3" />
  <dimension name="qc_aerosol_light_backscattering_coefficient_prec1587_flags" length="3" />
  <dimension name="qc_aerosol_light_backscattering_coefficient_perc8413_flags" length="3" />
  <dimension name="qc_aerosol_light_scattering_coefficient_amean_flags" length="3" />
  <dimension name="qc_aerosol_light_scattering_coefficient_prec1587_flags" length="3" />
  <dimension name="qc_aerosol_light_scattering_coefficient_perc8413_flags" length="3" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2015-01-01T00:30:00Z" />
    <attribute name="time_coverage_end" value="2025-12-31T23:30:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="3600.0" />
    <attribute name="time_coverage_duration" value="P0Y0M4017DT23H0M0.000S" />
  </group>
  <group name="NCISOMetadata">
    <attribute name="metadata_creation" value="2026-06-26" />
    <attribute name="nciso_version" value="2.4.8" />
  </group>
  <variable name="time_bnds" shape="time tbnds" type="double">
    <attribute name="long_name" value="time bounds for measurement" />
  </variable>
  <variable name="metadata_time_bnds" shape="metadata_time tbnds" type="double">
    <attribute name="long_name" value="time bounds for ebas metadata intervals" />
  </variable>
  <variable name="v_pressure" shape="d_Location 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="qc_pressure meta_pressure" />
    <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="2026-05-28T09:24:27.230535Z" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="Version numbering not tracked, generated by data.aggregate.ebas r4437" />
    <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="CH0001G" />
    <attribute name="ebas_platform_code" value="CH0001S" />
    <attribute name="ebas_station_name" value="Jungfraujoch" />
    <attribute name="ebas_station_wdca_id" value="GAWACH__JFJ" />
    <attribute name="ebas_station_gaw_id" value="JFJ" />
    <attribute name="ebas_station_gaw_name" value="Jungfraujoch" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" type="long" value="6" />
    <attribute name="ebas_station_latitude" type="double" value="46.5475" />
    <attribute name="ebas_station_longitude" type="double" value="7.985" />
    <attribute name="ebas_station_altitude" value="3578.0 m" />
    <attribute name="ebas_measurement_height" value="2.0 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="CH02L" />
    <attribute name="ebas_instrument_type" value="nephelometer" />
    <attribute name="ebas_instrument_name" value="TSI_3563_JFJ_dry" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3563" />
    <attribute name="ebas_instrument_serial_number" value="1043" />
    <attribute name="ebas_method_ref" value="CH02L_Neph_3563" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Heated total aerosol inlet (25 degC), collects aerosols and hydrometeors smaller than 40 micrometers" />
    <attribute name="ebas_humidity_temperaure_control" value="Temperature conditioning at 25 deg. C" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Sample dried to below 20% RH due to the heated inlet" />
    <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="Average value taken from Anderson et al. 1996 for statistical and calibration uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative 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="CH02L, Paul Scherrer Institut, PSI, Laboratory of Atmospheric Chemistry (LAC), OFLB, , 5232, Villigen PSI, Switzerland" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, CREATE, EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="&quot;European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases&quot;, , European Monitoring and Evaluation Programme, World Data Centre for Aerosols" />
    <attribute name="ebas_framework_description" value="&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.&quot;, , The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., &quot;The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme.&quot;" />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Baltensperger, Urs, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;, &quot;Gysel, Martin, , , , , , , , , &quot;, &quot;Gysel-Beer, Martin, martin.gysel@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, Forschungsstrasse 111, OFLA, 5232, Villigen PSI, Switzerland&quot;" />
    <attribute name="ebas_submitter" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, CREATE, EMEP, GAW-WDCA. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Adjustments to STP used Sample-T=25C, Sample-P=655hPa" />
  </variable>
  <variable name="qc_pressure" shape="d_Location qc_pressure_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="meta_pressure" shape="d_Location metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_relative_humidity" shape="d_Location 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="qc_relative_humidity meta_relative_humidity" />
    <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="2026-05-28T09:24:27.230535Z" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="Version numbering not tracked, generated by data.aggregate.ebas r4437" />
    <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="CH0001G" />
    <attribute name="ebas_platform_code" value="CH0001S" />
    <attribute name="ebas_station_name" value="Jungfraujoch" />
    <attribute name="ebas_station_wdca_id" value="GAWACH__JFJ" />
    <attribute name="ebas_station_gaw_id" value="JFJ" />
    <attribute name="ebas_station_gaw_name" value="Jungfraujoch" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" type="long" value="6" />
    <attribute name="ebas_station_latitude" type="double" value="46.5475" />
    <attribute name="ebas_station_longitude" type="double" value="7.985" />
    <attribute name="ebas_station_altitude" value="3578.0 m" />
    <attribute name="ebas_measurement_height" value="2.0 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="CH02L" />
    <attribute name="ebas_instrument_type" value="nephelometer" />
    <attribute name="ebas_instrument_name" value="TSI_3563_JFJ_dry" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3563" />
    <attribute name="ebas_instrument_serial_number" value="1043" />
    <attribute name="ebas_method_ref" value="CH02L_Neph_3563" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Heated total aerosol inlet (25 degC), collects aerosols and hydrometeors smaller than 40 micrometers" />
    <attribute name="ebas_humidity_temperaure_control" value="Temperature conditioning at 25 deg. C" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Sample dried to below 20% RH due to the heated inlet" />
    <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="Average value taken from Anderson et al. 1996 for statistical and calibration uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative 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="CH02L, Paul Scherrer Institut, PSI, Laboratory of Atmospheric Chemistry (LAC), OFLB, , 5232, Villigen PSI, Switzerland" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, CREATE, EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="&quot;European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases&quot;, , European Monitoring and Evaluation Programme, World Data Centre for Aerosols" />
    <attribute name="ebas_framework_description" value="&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.&quot;, , The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., &quot;The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme.&quot;" />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Baltensperger, Urs, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;, &quot;Gysel, Martin, , , , , , , , , &quot;, &quot;Gysel-Beer, Martin, martin.gysel@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, Forschungsstrasse 111, OFLA, 5232, Villigen PSI, Switzerland&quot;" />
    <attribute name="ebas_submitter" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, CREATE, EMEP, GAW-WDCA. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Adjustments to STP used Sample-T=25C, Sample-P=655hPa" />
  </variable>
  <variable name="qc_relative_humidity" shape="d_Location qc_relative_humidity_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="meta_relative_humidity" shape="d_Location metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_temperature" shape="d_Location 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="qc_temperature meta_temperature" />
    <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="2026-05-28T09:24:27.230535Z" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="Version numbering not tracked, generated by data.aggregate.ebas r4437" />
    <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="CH0001G" />
    <attribute name="ebas_platform_code" value="CH0001S" />
    <attribute name="ebas_station_name" value="Jungfraujoch" />
    <attribute name="ebas_station_wdca_id" value="GAWACH__JFJ" />
    <attribute name="ebas_station_gaw_id" value="JFJ" />
    <attribute name="ebas_station_gaw_name" value="Jungfraujoch" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" type="long" value="6" />
    <attribute name="ebas_station_latitude" type="double" value="46.5475" />
    <attribute name="ebas_station_longitude" type="double" value="7.985" />
    <attribute name="ebas_station_altitude" value="3578.0 m" />
    <attribute name="ebas_measurement_height" value="2.0 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="CH02L" />
    <attribute name="ebas_instrument_type" value="nephelometer" />
    <attribute name="ebas_instrument_name" value="TSI_3563_JFJ_dry" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3563" />
    <attribute name="ebas_instrument_serial_number" value="1043" />
    <attribute name="ebas_method_ref" value="CH02L_Neph_3563" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Heated total aerosol inlet (25 degC), collects aerosols and hydrometeors smaller than 40 micrometers" />
    <attribute name="ebas_humidity_temperaure_control" value="Temperature conditioning at 25 deg. C" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Sample dried to below 20% RH due to the heated inlet" />
    <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="Average value taken from Anderson et al. 1996 for statistical and calibration uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative 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="CH02L, Paul Scherrer Institut, PSI, Laboratory of Atmospheric Chemistry (LAC), OFLB, , 5232, Villigen PSI, Switzerland" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, CREATE, EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="&quot;European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases&quot;, , European Monitoring and Evaluation Programme, World Data Centre for Aerosols" />
    <attribute name="ebas_framework_description" value="&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.&quot;, , The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., &quot;The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme.&quot;" />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Baltensperger, Urs, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;, &quot;Gysel, Martin, , , , , , , , , &quot;, &quot;Gysel-Beer, Martin, martin.gysel@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, Forschungsstrasse 111, OFLA, 5232, Villigen PSI, Switzerland&quot;" />
    <attribute name="ebas_submitter" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, CREATE, EMEP, GAW-WDCA. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Adjustments to STP used Sample-T=25C, Sample-P=655hPa" />
  </variable>
  <variable name="qc_temperature" shape="d_Location qc_temperature_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="meta_temperature" shape="d_Location metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_aerosol_light_backscattering_coefficient_amean" shape="d_Wavelength time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="volume_backwards_scattering_coefficient_in_air_due_to_dried_aerosol_particles" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/Mm" />
    <attribute name="ancillary_variables" value="qc_aerosol_light_backscattering_coefficient_amean meta_aerosol_light_backscattering_coefficient_amean" />
    <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="2026-05-28T09:24:27.230535Z" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="Version numbering not tracked, generated by data.aggregate.ebas r4437" />
    <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="CH0001G" />
    <attribute name="ebas_platform_code" value="CH0001S" />
    <attribute name="ebas_station_name" value="Jungfraujoch" />
    <attribute name="ebas_station_wdca_id" value="GAWACH__JFJ" />
    <attribute name="ebas_station_gaw_id" value="JFJ" />
    <attribute name="ebas_station_gaw_name" value="Jungfraujoch" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" type="long" value="6" />
    <attribute name="ebas_station_latitude" type="double" value="46.5475" />
    <attribute name="ebas_station_longitude" type="double" value="7.985" />
    <attribute name="ebas_station_altitude" value="3578.0 m" />
    <attribute name="ebas_measurement_height" value="2.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="aerosol_light_backscattering_coefficient" />
    <attribute name="ebas_unit" value="1/Mm" />
    <attribute name="ebas_matrix" value="aerosol" />
    <attribute name="ebas_laboratory_code" value="CH02L" />
    <attribute name="ebas_instrument_type" value="nephelometer" />
    <attribute name="ebas_instrument_name" value="TSI_3563_JFJ_dry" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3563" />
    <attribute name="ebas_instrument_serial_number" value="1043" />
    <attribute name="ebas_method_ref" value="CH02L_Neph_3563" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Heated total aerosol inlet (25 degC), collects aerosols and hydrometeors smaller than 40 micrometers" />
    <attribute name="ebas_humidity_temperaure_control" value="Temperature conditioning at 25 deg. C" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Sample dried to below 20% RH due to the heated inlet" />
    <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="0.2 1/Mm" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty_expl" value="Average value taken from Anderson et al. 1996 for statistical and calibration uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative 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="CH02L, Paul Scherrer Institut, PSI, Laboratory of Atmospheric Chemistry (LAC), OFLB, , 5232, Villigen PSI, Switzerland" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, CREATE, EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="&quot;European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases&quot;, , European Monitoring and Evaluation Programme, World Data Centre for Aerosols" />
    <attribute name="ebas_framework_description" value="&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.&quot;, , The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., &quot;The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme.&quot;" />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Baltensperger, Urs, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;, &quot;Gysel, Martin, , , , , , , , , &quot;, &quot;Gysel-Beer, Martin, martin.gysel@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, Forschungsstrasse 111, OFLA, 5232, Villigen PSI, Switzerland&quot;" />
    <attribute name="ebas_submitter" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, CREATE, EMEP, GAW-WDCA. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Adjustments to STP used Sample-T=25C, Sample-P=655hPa" />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticlelighthemisphericbackscattercoefficient" />
    <attribute name="actris_variable_preferred_term" value="aerosol particle light hemispheric backscatter coefficient" />
    <attribute name="actris_matrix_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticlephase" />
    <attribute name="actris_matrix_preferred_term" value="aerosol particle phase" />
    <attribute name="actris_timeliness_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/scheduled" />
    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
    <attribute name="actris_instrument_type_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/integratingnephelometer" />
    <attribute name="actris_instrument_type_preferred_term" value="integrating nephelometer" />
    <attribute name="actris_framework_uri" value="https://vocabulary.actris.nilu.no/actris_controlled_lists/ACTRIS, https://vocabulary.actris.nilu.no/actris_controlled_lists/CREATE, https://vocabulary.actris.nilu.no/actris_controlled_lists/EMEP, https://vocabulary.actris.nilu.no/actris_controlled_lists/GAW-WDCA" />
    <attribute name="actris_framework_preferred_term" value="ACTRIS, CREATE, EMEP, GAW-WDCA" />
    <attribute name="actris_temporal_resolution" value="PT1H" />
    <attribute name="actris_access_restriction" type="long" value="0" />
  </variable>
  <variable name="qc_aerosol_light_backscattering_coefficient_amean" shape="d_Wavelength qc_aerosol_light_backscattering_coefficient_amean_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="meta_aerosol_light_backscattering_coefficient_amean" shape="d_Wavelength metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_aerosol_light_backscattering_coefficient_prec1587" shape="d_Wavelength time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="volume_backwards_scattering_coefficient_in_air_due_to_dried_aerosol_particles" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/Mm" />
    <attribute name="ancillary_variables" value="qc_aerosol_light_backscattering_coefficient_prec1587 meta_aerosol_light_backscattering_coefficient_prec1587" />
    <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="2026-05-28T09:24:27.230535Z" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="Version numbering not tracked, generated by data.aggregate.ebas r4437" />
    <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="CH0001G" />
    <attribute name="ebas_platform_code" value="CH0001S" />
    <attribute name="ebas_station_name" value="Jungfraujoch" />
    <attribute name="ebas_station_wdca_id" value="GAWACH__JFJ" />
    <attribute name="ebas_station_gaw_id" value="JFJ" />
    <attribute name="ebas_station_gaw_name" value="Jungfraujoch" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" type="long" value="6" />
    <attribute name="ebas_station_latitude" type="double" value="46.5475" />
    <attribute name="ebas_station_longitude" type="double" value="7.985" />
    <attribute name="ebas_station_altitude" value="3578.0 m" />
    <attribute name="ebas_measurement_height" value="2.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="aerosol_light_backscattering_coefficient" />
    <attribute name="ebas_unit" value="1/Mm" />
    <attribute name="ebas_matrix" value="aerosol" />
    <attribute name="ebas_laboratory_code" value="CH02L" />
    <attribute name="ebas_instrument_type" value="nephelometer" />
    <attribute name="ebas_instrument_name" value="TSI_3563_JFJ_dry" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3563" />
    <attribute name="ebas_instrument_serial_number" value="1043" />
    <attribute name="ebas_method_ref" value="CH02L_Neph_3563" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Heated total aerosol inlet (25 degC), collects aerosols and hydrometeors smaller than 40 micrometers" />
    <attribute name="ebas_humidity_temperaure_control" value="Temperature conditioning at 25 deg. C" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Sample dried to below 20% RH due to the heated inlet" />
    <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="0.2 1/Mm" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty_expl" value="Average value taken from Anderson et al. 1996 for statistical and calibration uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative 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="CH02L, Paul Scherrer Institut, PSI, Laboratory of Atmospheric Chemistry (LAC), OFLB, , 5232, Villigen PSI, Switzerland" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, CREATE, EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="&quot;European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases&quot;, , European Monitoring and Evaluation Programme, World Data Centre for Aerosols" />
    <attribute name="ebas_framework_description" value="&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.&quot;, , The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., &quot;The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme.&quot;" />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Baltensperger, Urs, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;, &quot;Gysel, Martin, , , , , , , , , &quot;, &quot;Gysel-Beer, Martin, martin.gysel@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, Forschungsstrasse 111, OFLA, 5232, Villigen PSI, Switzerland&quot;" />
    <attribute name="ebas_submitter" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, CREATE, EMEP, GAW-WDCA. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Adjustments to STP used Sample-T=25C, Sample-P=655hPa" />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticlelighthemisphericbackscattercoefficient" />
    <attribute name="actris_variable_preferred_term" value="aerosol particle light hemispheric backscatter coefficient" />
    <attribute name="actris_matrix_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticlephase" />
    <attribute name="actris_matrix_preferred_term" value="aerosol particle phase" />
    <attribute name="actris_timeliness_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/scheduled" />
    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
    <attribute name="actris_instrument_type_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/integratingnephelometer" />
    <attribute name="actris_instrument_type_preferred_term" value="integrating nephelometer" />
    <attribute name="actris_framework_uri" value="https://vocabulary.actris.nilu.no/actris_controlled_lists/ACTRIS, https://vocabulary.actris.nilu.no/actris_controlled_lists/CREATE, https://vocabulary.actris.nilu.no/actris_controlled_lists/EMEP, https://vocabulary.actris.nilu.no/actris_controlled_lists/GAW-WDCA" />
    <attribute name="actris_framework_preferred_term" value="ACTRIS, CREATE, EMEP, GAW-WDCA" />
    <attribute name="actris_temporal_resolution" value="PT1H" />
    <attribute name="actris_access_restriction" type="long" value="0" />
  </variable>
  <variable name="qc_aerosol_light_backscattering_coefficient_prec1587" shape="d_Wavelength qc_aerosol_light_backscattering_coefficient_prec1587_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="meta_aerosol_light_backscattering_coefficient_prec1587" shape="d_Wavelength metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_aerosol_light_backscattering_coefficient_perc8413" shape="d_Wavelength time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="volume_backwards_scattering_coefficient_in_air_due_to_dried_aerosol_particles" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/Mm" />
    <attribute name="ancillary_variables" value="qc_aerosol_light_backscattering_coefficient_perc8413 meta_aerosol_light_backscattering_coefficient_perc8413" />
    <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="2026-05-28T09:24:27.230535Z" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="Version numbering not tracked, generated by data.aggregate.ebas r4437" />
    <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="CH0001G" />
    <attribute name="ebas_platform_code" value="CH0001S" />
    <attribute name="ebas_station_name" value="Jungfraujoch" />
    <attribute name="ebas_station_wdca_id" value="GAWACH__JFJ" />
    <attribute name="ebas_station_gaw_id" value="JFJ" />
    <attribute name="ebas_station_gaw_name" value="Jungfraujoch" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" type="long" value="6" />
    <attribute name="ebas_station_latitude" type="double" value="46.5475" />
    <attribute name="ebas_station_longitude" type="double" value="7.985" />
    <attribute name="ebas_station_altitude" value="3578.0 m" />
    <attribute name="ebas_measurement_height" value="2.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="aerosol_light_backscattering_coefficient" />
    <attribute name="ebas_unit" value="1/Mm" />
    <attribute name="ebas_matrix" value="aerosol" />
    <attribute name="ebas_laboratory_code" value="CH02L" />
    <attribute name="ebas_instrument_type" value="nephelometer" />
    <attribute name="ebas_instrument_name" value="TSI_3563_JFJ_dry" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3563" />
    <attribute name="ebas_instrument_serial_number" value="1043" />
    <attribute name="ebas_method_ref" value="CH02L_Neph_3563" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Heated total aerosol inlet (25 degC), collects aerosols and hydrometeors smaller than 40 micrometers" />
    <attribute name="ebas_humidity_temperaure_control" value="Temperature conditioning at 25 deg. C" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Sample dried to below 20% RH due to the heated inlet" />
    <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="0.2 1/Mm" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty_expl" value="Average value taken from Anderson et al. 1996 for statistical and calibration uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative 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="CH02L, Paul Scherrer Institut, PSI, Laboratory of Atmospheric Chemistry (LAC), OFLB, , 5232, Villigen PSI, Switzerland" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, CREATE, EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="&quot;European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases&quot;, , European Monitoring and Evaluation Programme, World Data Centre for Aerosols" />
    <attribute name="ebas_framework_description" value="&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.&quot;, , The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., &quot;The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme.&quot;" />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Baltensperger, Urs, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;, &quot;Gysel, Martin, , , , , , , , , &quot;, &quot;Gysel-Beer, Martin, martin.gysel@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, Forschungsstrasse 111, OFLA, 5232, Villigen PSI, Switzerland&quot;" />
    <attribute name="ebas_submitter" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, CREATE, EMEP, GAW-WDCA. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Adjustments to STP used Sample-T=25C, Sample-P=655hPa" />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticlelighthemisphericbackscattercoefficient" />
    <attribute name="actris_variable_preferred_term" value="aerosol particle light hemispheric backscatter coefficient" />
    <attribute name="actris_matrix_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticlephase" />
    <attribute name="actris_matrix_preferred_term" value="aerosol particle phase" />
    <attribute name="actris_timeliness_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/scheduled" />
    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
    <attribute name="actris_instrument_type_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/integratingnephelometer" />
    <attribute name="actris_instrument_type_preferred_term" value="integrating nephelometer" />
    <attribute name="actris_framework_uri" value="https://vocabulary.actris.nilu.no/actris_controlled_lists/ACTRIS, https://vocabulary.actris.nilu.no/actris_controlled_lists/CREATE, https://vocabulary.actris.nilu.no/actris_controlled_lists/EMEP, https://vocabulary.actris.nilu.no/actris_controlled_lists/GAW-WDCA" />
    <attribute name="actris_framework_preferred_term" value="ACTRIS, CREATE, EMEP, GAW-WDCA" />
    <attribute name="actris_temporal_resolution" value="PT1H" />
    <attribute name="actris_access_restriction" type="long" value="0" />
  </variable>
  <variable name="qc_aerosol_light_backscattering_coefficient_perc8413" shape="d_Wavelength qc_aerosol_light_backscattering_coefficient_perc8413_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="meta_aerosol_light_backscattering_coefficient_perc8413" shape="d_Wavelength metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_aerosol_light_scattering_coefficient_amean" shape="d_Wavelength time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="volume_scattering_coefficient_in_air_due_to_dried_aerosol_particles" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/Mm" />
    <attribute name="ancillary_variables" value="qc_aerosol_light_scattering_coefficient_amean meta_aerosol_light_scattering_coefficient_amean" />
    <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="2026-05-28T09:24:27.230535Z" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="Version numbering not tracked, generated by data.aggregate.ebas r4437" />
    <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="CH0001G" />
    <attribute name="ebas_platform_code" value="CH0001S" />
    <attribute name="ebas_station_name" value="Jungfraujoch" />
    <attribute name="ebas_station_wdca_id" value="GAWACH__JFJ" />
    <attribute name="ebas_station_gaw_id" value="JFJ" />
    <attribute name="ebas_station_gaw_name" value="Jungfraujoch" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" type="long" value="6" />
    <attribute name="ebas_station_latitude" type="double" value="46.5475" />
    <attribute name="ebas_station_longitude" type="double" value="7.985" />
    <attribute name="ebas_station_altitude" value="3578.0 m" />
    <attribute name="ebas_measurement_height" value="2.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="aerosol_light_scattering_coefficient" />
    <attribute name="ebas_unit" value="1/Mm" />
    <attribute name="ebas_matrix" value="aerosol" />
    <attribute name="ebas_laboratory_code" value="CH02L" />
    <attribute name="ebas_instrument_type" value="nephelometer" />
    <attribute name="ebas_instrument_name" value="TSI_3563_JFJ_dry" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3563" />
    <attribute name="ebas_instrument_serial_number" value="1043" />
    <attribute name="ebas_method_ref" value="CH02L_Neph_3563" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Heated total aerosol inlet (25 degC), collects aerosols and hydrometeors smaller than 40 micrometers" />
    <attribute name="ebas_humidity_temperaure_control" value="Temperature conditioning at 25 deg. C" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Sample dried to below 20% RH due to the heated inlet" />
    <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="0.2 1/Mm" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty_expl" value="Average value taken from Anderson et al. 1996 for statistical and calibration uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative 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="CH02L, Paul Scherrer Institut, PSI, Laboratory of Atmospheric Chemistry (LAC), OFLB, , 5232, Villigen PSI, Switzerland" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, CREATE, EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="&quot;European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases&quot;, , European Monitoring and Evaluation Programme, World Data Centre for Aerosols" />
    <attribute name="ebas_framework_description" value="&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.&quot;, , The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., &quot;The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme.&quot;" />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Baltensperger, Urs, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;, &quot;Gysel, Martin, , , , , , , , , &quot;, &quot;Gysel-Beer, Martin, martin.gysel@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, Forschungsstrasse 111, OFLA, 5232, Villigen PSI, Switzerland&quot;" />
    <attribute name="ebas_submitter" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, CREATE, EMEP, GAW-WDCA. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Adjustments to STP used Sample-T=25C, Sample-P=655hPa" />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticlelightscatteringcoefficient" />
    <attribute name="actris_variable_preferred_term" value="aerosol particle light scattering coefficient" />
    <attribute name="actris_matrix_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticlephase" />
    <attribute name="actris_matrix_preferred_term" value="aerosol particle phase" />
    <attribute name="actris_timeliness_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/scheduled" />
    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
    <attribute name="actris_instrument_type_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/integratingnephelometer" />
    <attribute name="actris_instrument_type_preferred_term" value="integrating nephelometer" />
    <attribute name="actris_framework_uri" value="https://vocabulary.actris.nilu.no/actris_controlled_lists/ACTRIS, https://vocabulary.actris.nilu.no/actris_controlled_lists/CREATE, https://vocabulary.actris.nilu.no/actris_controlled_lists/EMEP, https://vocabulary.actris.nilu.no/actris_controlled_lists/GAW-WDCA" />
    <attribute name="actris_framework_preferred_term" value="ACTRIS, CREATE, EMEP, GAW-WDCA" />
    <attribute name="actris_temporal_resolution" value="PT1H" />
    <attribute name="actris_access_restriction" type="long" value="0" />
  </variable>
  <variable name="qc_aerosol_light_scattering_coefficient_amean" shape="d_Wavelength qc_aerosol_light_scattering_coefficient_amean_flags time" type="int">
    <attribute name="units" value="1" />
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
  </variable>
  <variable name="meta_aerosol_light_scattering_coefficient_amean" shape="d_Wavelength metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_aerosol_light_scattering_coefficient_prec1587" shape="d_Wavelength time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="volume_scattering_coefficient_in_air_due_to_dried_aerosol_particles" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/Mm" />
    <attribute name="ancillary_variables" value="qc_aerosol_light_scattering_coefficient_prec1587 meta_aerosol_light_scattering_coefficient_prec1587" />
    <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="2026-05-28T09:24:27.230535Z" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="Version numbering not tracked, generated by data.aggregate.ebas r4437" />
    <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="CH0001G" />
    <attribute name="ebas_platform_code" value="CH0001S" />
    <attribute name="ebas_station_name" value="Jungfraujoch" />
    <attribute name="ebas_station_wdca_id" value="GAWACH__JFJ" />
    <attribute name="ebas_station_gaw_id" value="JFJ" />
    <attribute name="ebas_station_gaw_name" value="Jungfraujoch" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" type="long" value="6" />
    <attribute name="ebas_station_latitude" type="double" value="46.5475" />
    <attribute name="ebas_station_longitude" type="double" value="7.985" />
    <attribute name="ebas_station_altitude" value="3578.0 m" />
    <attribute name="ebas_measurement_height" value="2.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="aerosol_light_scattering_coefficient" />
    <attribute name="ebas_unit" value="1/Mm" />
    <attribute name="ebas_matrix" value="aerosol" />
    <attribute name="ebas_laboratory_code" value="CH02L" />
    <attribute name="ebas_instrument_type" value="nephelometer" />
    <attribute name="ebas_instrument_name" value="TSI_3563_JFJ_dry" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3563" />
    <attribute name="ebas_instrument_serial_number" value="1043" />
    <attribute name="ebas_method_ref" value="CH02L_Neph_3563" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Heated total aerosol inlet (25 degC), collects aerosols and hydrometeors smaller than 40 micrometers" />
    <attribute name="ebas_humidity_temperaure_control" value="Temperature conditioning at 25 deg. C" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Sample dried to below 20% RH due to the heated inlet" />
    <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="0.2 1/Mm" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty_expl" value="Average value taken from Anderson et al. 1996 for statistical and calibration uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative 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="CH02L, Paul Scherrer Institut, PSI, Laboratory of Atmospheric Chemistry (LAC), OFLB, , 5232, Villigen PSI, Switzerland" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, CREATE, EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="&quot;European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases&quot;, , European Monitoring and Evaluation Programme, World Data Centre for Aerosols" />
    <attribute name="ebas_framework_description" value="&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.&quot;, , The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., &quot;The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme.&quot;" />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Baltensperger, Urs, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;, &quot;Gysel, Martin, , , , , , , , , &quot;, &quot;Gysel-Beer, Martin, martin.gysel@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, Forschungsstrasse 111, OFLA, 5232, Villigen PSI, Switzerland&quot;" />
    <attribute name="ebas_submitter" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, CREATE, EMEP, GAW-WDCA. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Adjustments to STP used Sample-T=25C, Sample-P=655hPa" />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticlelightscatteringcoefficient" />
    <attribute name="actris_variable_preferred_term" value="aerosol particle light scattering coefficient" />
    <attribute name="actris_matrix_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticlephase" />
    <attribute name="actris_matrix_preferred_term" value="aerosol particle phase" />
    <attribute name="actris_timeliness_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/scheduled" />
    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
    <attribute name="actris_instrument_type_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/integratingnephelometer" />
    <attribute name="actris_instrument_type_preferred_term" value="integrating nephelometer" />
    <attribute name="actris_framework_uri" value="https://vocabulary.actris.nilu.no/actris_controlled_lists/ACTRIS, https://vocabulary.actris.nilu.no/actris_controlled_lists/CREATE, https://vocabulary.actris.nilu.no/actris_controlled_lists/EMEP, https://vocabulary.actris.nilu.no/actris_controlled_lists/GAW-WDCA" />
    <attribute name="actris_framework_preferred_term" value="ACTRIS, CREATE, EMEP, GAW-WDCA" />
    <attribute name="actris_temporal_resolution" value="PT1H" />
    <attribute name="actris_access_restriction" type="long" value="0" />
  </variable>
  <variable name="qc_aerosol_light_scattering_coefficient_prec1587" shape="d_Wavelength qc_aerosol_light_scattering_coefficient_prec1587_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="meta_aerosol_light_scattering_coefficient_prec1587" shape="d_Wavelength metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_aerosol_light_scattering_coefficient_perc8413" shape="d_Wavelength time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="volume_scattering_coefficient_in_air_due_to_dried_aerosol_particles" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/Mm" />
    <attribute name="ancillary_variables" value="qc_aerosol_light_scattering_coefficient_perc8413 meta_aerosol_light_scattering_coefficient_perc8413" />
    <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="2026-05-28T09:24:27.230535Z" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="Version numbering not tracked, generated by data.aggregate.ebas r4437" />
    <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="CH0001G" />
    <attribute name="ebas_platform_code" value="CH0001S" />
    <attribute name="ebas_station_name" value="Jungfraujoch" />
    <attribute name="ebas_station_wdca_id" value="GAWACH__JFJ" />
    <attribute name="ebas_station_gaw_id" value="JFJ" />
    <attribute name="ebas_station_gaw_name" value="Jungfraujoch" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" type="long" value="6" />
    <attribute name="ebas_station_latitude" type="double" value="46.5475" />
    <attribute name="ebas_station_longitude" type="double" value="7.985" />
    <attribute name="ebas_station_altitude" value="3578.0 m" />
    <attribute name="ebas_measurement_height" value="2.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="aerosol_light_scattering_coefficient" />
    <attribute name="ebas_unit" value="1/Mm" />
    <attribute name="ebas_matrix" value="aerosol" />
    <attribute name="ebas_laboratory_code" value="CH02L" />
    <attribute name="ebas_instrument_type" value="nephelometer" />
    <attribute name="ebas_instrument_name" value="TSI_3563_JFJ_dry" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3563" />
    <attribute name="ebas_instrument_serial_number" value="1043" />
    <attribute name="ebas_method_ref" value="CH02L_Neph_3563" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Heated total aerosol inlet (25 degC), collects aerosols and hydrometeors smaller than 40 micrometers" />
    <attribute name="ebas_humidity_temperaure_control" value="Temperature conditioning at 25 deg. C" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Sample dried to below 20% RH due to the heated inlet" />
    <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="0.2 1/Mm" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty_expl" value="Average value taken from Anderson et al. 1996 for statistical and calibration uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative 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="CH02L, Paul Scherrer Institut, PSI, Laboratory of Atmospheric Chemistry (LAC), OFLB, , 5232, Villigen PSI, Switzerland" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, CREATE, EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="&quot;European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases&quot;, , European Monitoring and Evaluation Programme, World Data Centre for Aerosols" />
    <attribute name="ebas_framework_description" value="&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.&quot;, , The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., &quot;The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme.&quot;" />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Baltensperger, Urs, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;, &quot;Gysel, Martin, , , , , , , , , &quot;, &quot;Gysel-Beer, Martin, martin.gysel@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, Forschungsstrasse 111, OFLA, 5232, Villigen PSI, Switzerland&quot;" />
    <attribute name="ebas_submitter" value="&quot;Bukowiecki, Nicolas, , , , , , , , , &quot;, &quot;Brem, Benjamin, benjamin.brem@psi.ch, Paul Scherrer Institute, PSI, Laboratory of Atmospheric Chemistry, , , 5232, Villigen PSI, Switzerland&quot;" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, CREATE, EMEP, GAW-WDCA. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Adjustments to STP used Sample-T=25C, Sample-P=655hPa" />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticlelightscatteringcoefficient" />
    <attribute name="actris_variable_preferred_term" value="aerosol particle light scattering coefficient" />
    <attribute name="actris_matrix_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticlephase" />
    <attribute name="actris_matrix_preferred_term" value="aerosol particle phase" />
    <attribute name="actris_timeliness_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/scheduled" />
    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
    <attribute name="actris_instrument_type_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/integratingnephelometer" />
    <attribute name="actris_instrument_type_preferred_term" value="integrating nephelometer" />
    <attribute name="actris_framework_uri" value="https://vocabulary.actris.nilu.no/actris_controlled_lists/ACTRIS, https://vocabulary.actris.nilu.no/actris_controlled_lists/CREATE, https://vocabulary.actris.nilu.no/actris_controlled_lists/EMEP, https://vocabulary.actris.nilu.no/actris_controlled_lists/GAW-WDCA" />
    <attribute name="actris_framework_preferred_term" value="ACTRIS, CREATE, EMEP, GAW-WDCA" />
    <attribute name="actris_temporal_resolution" value="PT1H" />
    <attribute name="actris_access_restriction" type="long" value="0" />
  </variable>
  <variable name="qc_aerosol_light_scattering_coefficient_perc8413" shape="d_Wavelength qc_aerosol_light_scattering_coefficient_perc8413_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="meta_aerosol_light_scattering_coefficient_perc8413" shape="d_Wavelength metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="time" shape="time" type="double">
    <attribute name="long_name" value="time of measurement" />
    <attribute name="standard_name" value="time" />
    <attribute name="units" value="days since 1900-01-01T00:00:00Z" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="standard" />
    <attribute name="bounds" value="time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
  </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 1900-01-01T00:00:00Z" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="standard" />
    <attribute name="bounds" value="metadata_time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
  </variable>
  <variable name="d_Location" shape="d_Location" type="String" />
  <variable name="d_Wavelength" shape="d_Wavelength" type="double" />
</netcdf>
