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  <attribute name="Conventions" value="CF-1.8, ACDD-1.3" />
  <attribute name="featureType" value="timeSeries" />
  <attribute name="title" value="Ground based in situ observations of filter_absorption_photometer at Mount Chacaltaya (BO0001R)" />
  <attribute name="keywords" value="BO0001R, Mount Chacaltaya, GAW-WDCA, ACTRIS, pm10, GUAN, aerosol_absorption_coefficient" />
  <attribute name="id" value="YUXA-XYVM.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="ACTRIS, GAW-WDCA, GUAN" />
  <attribute name="acknowledgement" value="Request acknowledgement details from data originator" />
  <attribute name="doi" value="https://doi.org/10.48597/YUXA-XYVM" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti, aerosol_absorption_coefficient - filter_absorption_photometer at Mount Chacaltaya, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/YUXA-XYVM" />
  <attribute name="summary" value="Ground based in situ observations of filter_absorption_photometer at Mount Chacaltaya (BO0001R). These measurements are gathered as a part of the following projects ACTRIS, GAW-WDCA, GUAN and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: aerosol_absorption_coefficient in pm10, aerosol_absorption_coefficient in pm10, aerosol_absorption_coefficient in pm10" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="BO01L, Atmospheric Physics Laboratory, ALP, UMSA, Campus Cota Cota calle 27, Endifico FCPN piso 3, , La Paz, Bolivia" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2019-02-04T12:39:52 UTC" />
  <attribute name="date_metadata_modified" value="2019-02-04T12:39:52 UTC" />
  <attribute name="creator_name" value="Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="mandrade@atmos.umd.edu, fzaratti@umsa.bo, mandrade@atmos.umd.edu, fzaratti@umsa.bo, mandrade@atmos.umd.edu, fzaratti@umsa.bo, mandrade@atmos.umd.edu, fzaratti@umsa.bo, mandrade@atmos.umd.edu, fzaratti@umsa.bo, mandrade@atmos.umd.edu, fzaratti@umsa.bo" />
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  <attribute name="contributor_name" value="Fernando Velarde, Fernando Velarde, Fernando Velarde, Fernando Velarde, Fernando Velarde, Fernando Velarde" />
  <attribute name="contributor_role" value="data submitter, data submitter, data submitter, data submitter, 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 (-16.35 -68.13 5240.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
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  <attribute name="geospatial_vertical_max" type="double" value="5240.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2012-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_end" value="2018-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_duration" value="P0006-00-00T00:00:00" />
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  <attribute name="timezone" value="UTC" />
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  <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="ebas_citation" value="Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti, aerosol_absorption_coefficient - filter_absorption_photometer at Mount Chacaltaya, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/YUXA-XYVM" />
  <attribute name="ebas_set_type_code" value="TU" />
  <attribute name="ebas_timezone" value="UTC" />
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  <attribute name="ebas_file_creation" value="2023-12-12T01:41:42.665864 UTC" />
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  <attribute name="ebas_version_description" value="initial revision" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="6y" />
  <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" />
  <attribute name="ebas_station_latitude" value="-16.2000007629395" />
  <attribute name="ebas_station_longitude" value="-68.0999984741211" />
  <attribute name="ebas_station_altitude" value="5320.0 m" />
  <attribute name="ebas_measuremenet_latitude" value="-16.35" />
  <attribute name="ebas_measurement_longitude" value="-68.13" />
  <attribute name="ebas_measurement_altitude" value="5240.0 m" />
  <attribute name="ebas_measurement_height" value="5.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_laboratory_code" value="BO01L" />
  <attribute name="ebas_instrument_type" value="filter_absorption_photometer" />
  <attribute name="ebas_instrument_name" value="MAAP_5012_CHACALTAYA_BOLIVIA" />
  <attribute name="ebas_instrument_manufacturer" value="Thermo" />
  <attribute name="ebas_instrument_model" value="5012" />
  <attribute name="ebas_instrument_serial_number" value="None" />
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  <attribute name="ebas_standard_method" value="Single-angle_Correction=none" />
  <attribute name="ebas_inlet_type" value="Whole-air inlet" />
  <attribute name="ebas_inlet_description" value="Automatic heater dryer which is activated for Relative Humidity great than 90%, flow 162.00 l/min" />
  <attribute name="ebas_humidity_temperaure_control" value="None" />
  <attribute name="ebas_volume_std_temperature" value="291.15 K" />
  <attribute name="ebas_volume_std_pressure" value="1013.00 hPa" />
  <attribute name="ebas_measurement_uncertainty_expl" value="typical value of unit-to-unit variability" />
  <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
  <attribute name="ebas_zero_negative_values" value="Zero and neg. values may appear due to statistical variations at very low concentrations" />
  <attribute name="ebas_organization" value="BO01L, &quot;Atmospheric Physics Laboratory, ALP, UMSA, Campus Cota Cota calle 27, Endifico FCPN piso 3, , La Paz, Bolivia&quot;, , , , , , , " />
  <attribute name="ebas_originator" value="Zaratti, Francesco, fzaratti@umsa.bo, Laboratory for Atmospheric Physics, LAP, , Campus Cota Cota calle 27 FCPN Building piso 3, , 4680, La Paz, Bolivia" />
  <attribute name="ebas_submitter" value="Velarde, Fernando, fvelarde@chacaltaya.edu.bo, Laboratory for Atmospheric Physics, LAP, , Campus Cota Cota calle 27 FCPN Building piso 3, , 4680, La Paz, Bolivia" />
  <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  <attribute name="ebas_comment" value="None" />
  <attribute name="_NCProperties" value="version=2,netcdf=4.9.0,hdf5=1.12.2" />
  <attribute name="Metadata_Conventions" value="Unidata Dataset Discovery v1.0" />
  <attribute name="geospatial_lat_units" value="degrees_north" />
  <attribute name="geospatial_lon_units" value="degrees_east" />
  <attribute name="comment" value="{&#xA;    &quot;Data definition&quot;: &quot;EBAS_1.1&quot;,&#xA;    &quot;Data license&quot;: &quot;https://creativecommons.org/licenses/by/4.0/&quot;,&#xA;    &quot;Citation&quot;: &quot;Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti, Marcos Andrade, Francesco Zaratti, aerosol_absorption_coefficient - filter_absorption_photometer at Mount Chacaltaya, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/YUXA-XYVM&quot;,&#xA;    &quot;Set type code&quot;: &quot;TU&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;YUXA-XYVM.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/YUXA-XYVM&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/YUXA-XYVM&quot;,&#xA;    &quot;File creation&quot;: &quot;2023-12-12T01:41:42.665864 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2019-02-04T12:39:52.200000 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;20120101000000&quot;,&#xA;    &quot;Revision date&quot;: &quot;20190204123952&quot;,&#xA;    &quot;Version&quot;: &quot;1&quot;,&#xA;    &quot;Version description&quot;: &quot;initial revision&quot;,&#xA;    &quot;Data level&quot;: &quot;2&quot;,&#xA;    &quot;Period code&quot;: &quot;6y&quot;,&#xA;    &quot;Resolution code&quot;: &quot;1h&quot;,&#xA;    &quot;Sample duration&quot;: &quot;1h&quot;,&#xA;    &quot;Orig. time res.&quot;: &quot;1mn&quot;,&#xA;    &quot;Station code&quot;: &quot;BO0001R&quot;,&#xA;    &quot;Platform code&quot;: &quot;BO0001S&quot;,&#xA;    &quot;Station name&quot;: &quot;Mount Chacaltaya&quot;,&#xA;    &quot;Station latitude&quot;: &quot;-16.2000007629395&quot;,&#xA;    &quot;Station longitude&quot;: &quot;-68.0999984741211&quot;,&#xA;    &quot;Station altitude&quot;: &quot;5320.0 m&quot;,&#xA;    &quot;Measurement latitude&quot;: &quot;-16.35&quot;,&#xA;    &quot;Measurement longitude&quot;: &quot;-68.13&quot;,&#xA;    &quot;Measurement altitude&quot;: &quot;5240.0 m&quot;,&#xA;    &quot;Measurement height&quot;: &quot;5.0 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;BO01L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;filter_absorption_photometer&quot;,&#xA;    &quot;Instrument name&quot;: &quot;MAAP_5012_CHACALTAYA_BOLIVIA&quot;,&#xA;    &quot;Instrument manufacturer&quot;: &quot;Thermo&quot;,&#xA;    &quot;Instrument model&quot;: &quot;5012&quot;,&#xA;    &quot;Instrument serial number&quot;: &quot;None&quot;,&#xA;    &quot;Method ref&quot;: &quot;NO01L_MAAP_5012&quot;,&#xA;    &quot;Standard method&quot;: &quot;Single-angle_Correction=none&quot;,&#xA;    &quot;Inlet type&quot;: &quot;Whole-air inlet&quot;,&#xA;    &quot;Inlet description&quot;: &quot;Automatic heater dryer which is activated for Relative Humidity great than 90%, flow 162.00 l/min&quot;,&#xA;    &quot;Humidity/temperature control&quot;: &quot;None&quot;,&#xA;    &quot;Volume std. temperature&quot;: &quot;291.15 K&quot;,&#xA;    &quot;Volume std. pressure&quot;: &quot;1013.00 hPa&quot;,&#xA;    &quot;Measurement uncertainty expl.&quot;: &quot;typical value of unit-to-unit variability&quot;,&#xA;    &quot;Zero/negative values code&quot;: &quot;Zero/negative possible&quot;,&#xA;    &quot;Zero/negative values&quot;: &quot;Zero and neg. values may appear due to statistical variations at very low concentrations&quot;,&#xA;    &quot;Organization&quot;: &quot;BO01L, \&quot;Atmospheric Physics Laboratory, ALP, UMSA, Campus Cota Cota calle 27, Endifico FCPN piso 3, , La Paz, Bolivia\&quot;, , , , , , , &quot;,&#xA;    &quot;Originator&quot;: &quot;Zaratti, Francesco, fzaratti@umsa.bo, Laboratory for Atmospheric Physics, LAP, , Campus Cota Cota calle 27 FCPN Building piso 3, , 4680, La Paz, Bolivia&quot;,&#xA;    &quot;Submitter&quot;: &quot;Velarde, Fernando, fvelarde@chacaltaya.edu.bo, Laboratory for Atmospheric Physics, LAP, , Campus Cota Cota calle 27 FCPN Building piso 3, , 4680, La Paz, Bolivia&quot;,&#xA;    &quot;Acknowledgement&quot;: &quot;Request acknowledgement details from data originator&quot;,&#xA;    &quot;Comment&quot;: &quot;None&quot;&#xA;}" />
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