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  <attribute name="title" value="Aerosol light scattering at Mount Chacaltaya" />
  <attribute name="summary" value="Aerosol light scattering at Mount Chacaltaya. These measurements are gathered as a part of the following projects ACTRIS, 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)']" />
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  <attribute name="id" value="HKU5-WJVH.nc" />
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  <attribute name="project" value="ACTRIS, GAW-WDCA" />
  <attribute name="acknowledgement" value="" />
  <attribute name="doi" value="https://doi.org/10.48597/HKU5-WJVH" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Laj, P., Moreno Rivadeneira, I., Andrade Flores, M., ACTRIS, GAW-WDCA, 2022, Aerosol light scattering at Mount Chacaltaya, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/HKU5-WJVH" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="BO01L &quot;Atmospheric Physics Laboratory, ALP, UMSA, Campus Cota Cota calle 27, Endifico FCPN piso 3, , La Paz, Bolivia&quot;" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2023-01-05T13:22:50.999795Z" />
  <attribute name="date_metadata_modified" value="2022-04-19T13:35:10Z" />
  <attribute name="creator_name" value="Paolo Laj, Isabel Moreno Rivadeneira, Marcos Andrade Flores" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="paolo.laj@univ-grenoble-alpes.fr, caisa.moreno@chacaltaya.edu.bo, mandrade@chacaltaya.edu.bo" />
  <attribute name="creator_institution" value="&quot;Laboratoire de Glaciologie et Geophysique de l'Environnement, Laboratoire d'aerologie, LGGE&quot;, &quot;Universidad Mayor de San Andres, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, UMSA&quot;, &quot;Universidad Mayor de San Andres, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, UMSA&quot;" />
  <attribute name="contributor_name" value="Nicolas Pascal" />
  <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/" />
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  <attribute name="geospatial_vertical_min" type="double" value="5240.0" />
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  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="time_coverage_start" value="2016-01-01T00:00:00Z" />
  <attribute name="time_coverage_end" value="2020-01-01T00:00:00Z" />
  <attribute name="time_coverage_duration" value="P0004-00-00T00:00:00" />
  <attribute name="time_coverage_resolution" value="P0000-00-00T01:00:00" />
  <attribute name="timezone" value="UTC" />
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  <attribute name="ebas_citation" value="Laj, P., Moreno Rivadeneira, I., Andrade Flores, M., ACTRIS, GAW-WDCA, 2022, Aerosol light scattering at Mount Chacaltaya, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/HKU5-WJVH" />
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  <attribute name="ebas_file_creation" value="2026-05-08T07:53:14.718445Z" />
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  <attribute name="ebas_startdate" value="2016-01-01T00:00:00.000000Z" />
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  <attribute name="ebas_version_description" value="initial revision, raw data" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="4y" />
  <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="BO0001R" />
  <attribute name="ebas_platform_code" value="BO0001S" />
  <attribute name="ebas_station_name" value="Mount Chacaltaya" />
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  <attribute name="ebas_station_gaw_name" value="Chacaltaya" />
  <attribute name="ebas_station_gaw_type" value="G" />
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  <attribute name="ebas_station_longitude" type="double" value="-68.0999984741211" />
  <attribute name="ebas_station_altitude" value="5320.0 m" />
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  <attribute name="ebas_measurement_altitude" value="5240.0 m" />
  <attribute name="ebas_measurement_height" value="12.0 m" />
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  <attribute name="ebas_laboratory_code" value="BO01L" />
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  <attribute name="ebas_instrument_name" value="nephelometer_Ecotech_Aurora3000" />
  <attribute name="ebas_instrument_manufacturer" value="Ecotech" />
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  <attribute name="ebas_inlet_type" value="Hat or hood" />
  <attribute name="ebas_inlet_description" value="Custom made, 180L/min" />
  <attribute name="ebas_humidity_temperaure_control" value="Other (see metadata)" />
  <attribute name="ebas_humidity_temperaure_control_description" value="active, main inlet heated when relative humidity is &gt; 90%RH (threshold)" />
  <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 and neg. values may appear due to statistical variations at very low concentrations" />
  <attribute name="ebas_organization" value="BO01L, &quot;Atmospheric Physics Laboratory, ALP, UMSA, Campus Cota Cota calle 27, Endifico FCPN piso 3, , La Paz, Bolivia&quot;, , , , , , , " />
  <attribute name="ebas_framework_acronym" value="ACTRIS, GAW-WDCA" />
  <attribute name="ebas_framework_name" value="&quot;European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases&quot;, 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;, &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, Markus Fiebig" />
  <attribute name="ebas_framework_contact_email" value="clm@nilu.no, Markus.Fiebig@nilu.no" />
  <attribute name="ebas_originator" value="&quot;Laj, Paolo, paolo.laj@univ-grenoble-alpes.fr, Laboratoire de Glaciologie et Geophysique de l'Environnement, LGGE, Laboratoire d'aerologie, Chimie Atmospherique Neige et Glace, 54 rue Moliere BP 96, F-38402, Saint-Martin d'Heres cedex, France&quot;, &quot;Moreno Rivadeneira, Isabel, caisa.moreno@chacaltaya.edu.bo, Universidad Mayor de San Andres, UMSA, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, Calle 27 Cota Cota, Campus Universitario, 00000, La Paz, Bolivia&quot;, &quot;Andrade Flores, Marcos, mandrade@chacaltaya.edu.bo, Universidad Mayor de San Andres, UMSA, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, Calle 27 Cota Cota, Campus Universitario, 00000, La Paz, Bolivia&quot;" />
  <attribute name="ebas_submitter" value="&quot;Pascal, Nicolas, , , , , , , , , &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, GAW-WDCA. For using this data for any kind of publications, you must contact Paolo Laj and Isabel Moreno, in terms of acknowledgment" />
  <attribute name="ebas_comment" value="Station close the metropolitan area of La Paz and El Alto, influenced by urban pollution when the mixing layer reaches the station. www.chacaltaya.edu.bo" />
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  <dimension name="time" length="35064" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="4" />
  <dimension name="d_Location_d0" length="1" />
  <dimension name="qc_pressure_flags" length="1" />
  <dimension name="qc_relative_humidity_flags" length="1" />
  <dimension name="d_Location_d1" length="2" />
  <dimension name="qc_temperature_flags" length="1" />
  <dimension name="d_Wavelength" length="3" />
  <dimension name="qc_aerosol_light_backscattering_coefficient_amean_flags" length="1" />
  <dimension name="qc_aerosol_light_backscattering_coefficient_prec1587_flags" length="1" />
  <dimension name="qc_aerosol_light_backscattering_coefficient_perc8413_flags" length="1" />
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    <attribute name="time_coverage_start" value="2016-01-01T00:30:00Z" />
    <attribute name="time_coverage_end" value="2019-12-31T23:30:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="3600.0" />
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    <attribute name="metadata_creation" value="2026-05-18" />
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    <attribute name="long_name" value="time bounds for measurement" />
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    <attribute name="long_name" value="time bounds for ebas metadata intervals" />
  </variable>
  <variable name="v_pressure" shape="d_Location_d0 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/" />
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    <attribute name="ebas_statistics" value="arithmetic mean" />
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    <attribute name="ebas_station_gaw_name" value="Chacaltaya" />
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    <attribute name="ebas_measurement_altitude" value="5240.0 m" />
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    <attribute name="ebas_component" value="pressure" />
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    <attribute name="ebas_instrument_name" value="nephelometer_Ecotech_Aurora3000" />
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    <attribute name="ebas_inlet_description" value="Custom made, 180L/min" />
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    <attribute name="ebas_humidity_temperaure_control_description" value="active, main inlet heated when relative humidity is &gt; 90%RH (threshold)" />
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    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
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    <attribute name="ebas_originator" value="&quot;Laj, Paolo, paolo.laj@univ-grenoble-alpes.fr, Laboratoire de Glaciologie et Geophysique de l'Environnement, LGGE, Laboratoire d'aerologie, Chimie Atmospherique Neige et Glace, 54 rue Moliere BP 96, F-38402, Saint-Martin d'Heres cedex, France&quot;, &quot;Moreno Rivadeneira, Isabel, caisa.moreno@chacaltaya.edu.bo, Universidad Mayor de San Andres, UMSA, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, Calle 27 Cota Cota, Campus Universitario, 00000, La Paz, Bolivia&quot;, &quot;Andrade Flores, Marcos, mandrade@chacaltaya.edu.bo, Universidad Mayor de San Andres, UMSA, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, Calle 27 Cota Cota, Campus Universitario, 00000, La Paz, Bolivia&quot;" />
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    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="relative_humidity" />
    <attribute name="missing_value" type="double" value="NaN" />
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    <attribute name="ancillary_variables" value="qc_relative_humidity meta_relative_humidity" />
    <attribute name="cell_methods" value="time: mean" />
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    <attribute name="ebas_measurement_altitude" value="5240.0 m" />
    <attribute name="ebas_measurement_height" value="12.0 m" />
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    <attribute name="ebas_framework_name" value="&quot;European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases&quot;, World Data Centre for Aerosols" />
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    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="&quot;Laj, Paolo, paolo.laj@univ-grenoble-alpes.fr, Laboratoire de Glaciologie et Geophysique de l'Environnement, LGGE, Laboratoire d'aerologie, Chimie Atmospherique Neige et Glace, 54 rue Moliere BP 96, F-38402, Saint-Martin d'Heres cedex, France&quot;, &quot;Moreno Rivadeneira, Isabel, caisa.moreno@chacaltaya.edu.bo, Universidad Mayor de San Andres, UMSA, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, Calle 27 Cota Cota, Campus Universitario, 00000, La Paz, Bolivia&quot;, &quot;Andrade Flores, Marcos, mandrade@chacaltaya.edu.bo, Universidad Mayor de San Andres, UMSA, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, Calle 27 Cota Cota, Campus Universitario, 00000, La Paz, Bolivia&quot;" />
    <attribute name="ebas_submitter" value="&quot;Pascal, Nicolas, , , , , , , , , &quot;" />
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    <attribute name="ebas_comment" value="Station close the metropolitan area of La Paz and El Alto, influenced by urban pollution when the mixing layer reaches the station. www.chacaltaya.edu.bo" />
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    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
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  <variable name="meta_relative_humidity" shape="d_Location_d0 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_d1 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="2022-04-19T13:35:10.790000Z" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, raw data" />
    <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" />
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    <attribute name="ebas_platform_code" value="BO0001S" />
    <attribute name="ebas_station_name" value="Mount Chacaltaya" />
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    <attribute name="ebas_station_gaw_name" value="Chacaltaya" />
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    <attribute name="ebas_station_altitude" value="5320.0 m" />
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    <attribute name="ebas_measurement_altitude" value="5240.0 m" />
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    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="temperature" />
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    <attribute name="ebas_matrix" value="instrument" />
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    <attribute name="ebas_humidity_temperaure_control_description" value="active, main inlet heated when relative humidity is &gt; 90%RH (threshold)" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
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    <attribute name="ebas_zero_negative_values" value="Zero and neg. values may appear due to statistical variations at very low concentrations" />
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    <attribute name="ebas_framework_name" value="&quot;European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases&quot;, World Data Centre for Aerosols" />
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    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="&quot;Laj, Paolo, paolo.laj@univ-grenoble-alpes.fr, Laboratoire de Glaciologie et Geophysique de l'Environnement, LGGE, Laboratoire d'aerologie, Chimie Atmospherique Neige et Glace, 54 rue Moliere BP 96, F-38402, Saint-Martin d'Heres cedex, France&quot;, &quot;Moreno Rivadeneira, Isabel, caisa.moreno@chacaltaya.edu.bo, Universidad Mayor de San Andres, UMSA, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, Calle 27 Cota Cota, Campus Universitario, 00000, La Paz, Bolivia&quot;, &quot;Andrade Flores, Marcos, mandrade@chacaltaya.edu.bo, Universidad Mayor de San Andres, UMSA, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, Calle 27 Cota Cota, Campus Universitario, 00000, La Paz, Bolivia&quot;" />
    <attribute name="ebas_submitter" value="&quot;Pascal, Nicolas, , , , , , , , , &quot;" />
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    <attribute name="ebas_comment" value="Station close the metropolitan area of La Paz and El Alto, influenced by urban pollution when the mixing layer reaches the station. www.chacaltaya.edu.bo" />
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    <attribute name="missing_value" type="int" value="0" />
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  <variable name="meta_temperature" shape="d_Location_d1 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/" />
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    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, raw data" />
    <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="BO0001R" />
    <attribute name="ebas_platform_code" value="BO0001S" />
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    <attribute name="ebas_station_altitude" value="5320.0 m" />
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    <attribute name="ebas_measurement_altitude" value="5240.0 m" />
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    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="aerosol_light_backscattering_coefficient" />
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    <attribute name="ebas_zero_negative_values" value="Zero and neg. values may appear due to statistical variations at very low concentrations" />
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    <attribute name="ebas_originator" value="&quot;Laj, Paolo, paolo.laj@univ-grenoble-alpes.fr, Laboratoire de Glaciologie et Geophysique de l'Environnement, LGGE, Laboratoire d'aerologie, Chimie Atmospherique Neige et Glace, 54 rue Moliere BP 96, F-38402, Saint-Martin d'Heres cedex, France&quot;, &quot;Moreno Rivadeneira, Isabel, caisa.moreno@chacaltaya.edu.bo, Universidad Mayor de San Andres, UMSA, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, Calle 27 Cota Cota, Campus Universitario, 00000, La Paz, Bolivia&quot;, &quot;Andrade Flores, Marcos, mandrade@chacaltaya.edu.bo, Universidad Mayor de San Andres, UMSA, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, Calle 27 Cota Cota, Campus Universitario, 00000, La Paz, Bolivia&quot;" />
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    <attribute name="actris_variable_preferred_term" value="aerosol particle light hemispheric backscatter coefficient" />
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    <attribute name="actris_matrix_preferred_term" value="aerosol particle phase" />
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  <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>
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    <attribute name="_FillValue" type="double" value="NaN" />
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    <attribute name="ancillary_variables" value="qc_aerosol_light_backscattering_coefficient_prec1587 meta_aerosol_light_backscattering_coefficient_prec1587" />
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    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
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    <attribute name="ebas_station_altitude" value="5320.0 m" />
    <attribute name="ebas_measurement_latitude" type="double" value="-16.350233" />
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    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="aerosol_light_backscattering_coefficient" />
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    <attribute name="ebas_originator" value="&quot;Laj, Paolo, paolo.laj@univ-grenoble-alpes.fr, Laboratoire de Glaciologie et Geophysique de l'Environnement, LGGE, Laboratoire d'aerologie, Chimie Atmospherique Neige et Glace, 54 rue Moliere BP 96, F-38402, Saint-Martin d'Heres cedex, France&quot;, &quot;Moreno Rivadeneira, Isabel, caisa.moreno@chacaltaya.edu.bo, Universidad Mayor de San Andres, UMSA, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, Calle 27 Cota Cota, Campus Universitario, 00000, La Paz, Bolivia&quot;, &quot;Andrade Flores, Marcos, mandrade@chacaltaya.edu.bo, Universidad Mayor de San Andres, UMSA, Laboratorio de Fisica de la Atmosfera - Instituto de Investigaciones Fisicas, Calle 27 Cota Cota, Campus Universitario, 00000, La Paz, Bolivia&quot;" />
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    <attribute name="ebas_submitter" value="&quot;Pascal, Nicolas, , , , , , , , , &quot;" />
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    <attribute name="ebas_comment" value="Station close the metropolitan area of La Paz and El Alto, influenced by urban pollution when the mixing layer reaches the station. www.chacaltaya.edu.bo" />
    <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" />
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    <attribute name="actris_matrix_preferred_term" value="aerosol particle phase" />
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    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
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  </variable>
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    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
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  <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="2022-04-19T13:35:10.790000Z" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, raw data" />
    <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="BO0001R" />
    <attribute name="ebas_platform_code" value="BO0001S" />
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    <attribute name="ebas_station_gaw_id" value="CHC" />
    <attribute name="ebas_station_gaw_name" value="Chacaltaya" />
    <attribute name="ebas_station_gaw_type" value="G" />
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    <attribute name="ebas_station_longitude" type="double" value="-68.0999984741211" />
    <attribute name="ebas_station_altitude" value="5320.0 m" />
    <attribute name="ebas_measurement_latitude" type="double" value="-16.350233" />
    <attribute name="ebas_measurement_longitude" type="double" value="-68.131334" />
    <attribute name="ebas_measurement_altitude" value="5240.0 m" />
    <attribute name="ebas_measurement_height" value="12.0 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" />
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    <attribute name="ebas_instrument_type" value="nephelometer" />
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    <attribute name="ebas_instrument_manufacturer" value="Ecotech" />
    <attribute name="ebas_instrument_model" value="Aurora3000" />
    <attribute name="ebas_instrument_serial_number" value="#100561" />
    <attribute name="ebas_method_ref" value="BO01L_Ecotech_Aurora3000_CHC" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Müller2011" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Custom made, 180L/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Other (see metadata)" />
    <attribute name="ebas_humidity_temperaure_control_description" value="active, main inlet heated when relative humidity is &gt; 90%RH (threshold)" />
    <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="0.3 1/Mm" />
    <attribute name="ebas_detection_limit_expl" value="instrument characteristics, information from Ecotech" />
    <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 and neg. values may appear due to statistical variations at very low concentrations" />
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  <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" />
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  <variable name="time" shape="time" type="double">
    <attribute name="long_name" value="time of measurement" />
    <attribute name="standard_name" value="time" />
    <attribute name="units" value="days since 1900-01-01T00:00:00Z" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="standard" />
    <attribute name="bounds" value="time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
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  <variable name="metadata_time" shape="metadata_time" type="double">
    <attribute name="long_name" value="time of ebas metadata intervals" />
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    <attribute name="units" value="days since 1900-01-01T00:00:00Z" />
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  <variable name="d_Location_d0" shape="d_Location_d0" type="String" />
  <variable name="d_Location_d1" shape="d_Location_d1" type="String" />
  <variable name="d_Wavelength" shape="d_Wavelength" type="double" />
</netcdf>
