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  <attribute name="featureType" value="timeSeries" />
  <attribute name="title" value="Ground based in situ observations of nephelometer at Pic du Midi (FR0019R)" />
  <attribute name="keywords" value="aerosol_light_backscattering_coefficient, aerosol, FR0019R, GAW-WDCA, ACTRIS, aerosol_light_scattering_coefficient, Pic du Midi, 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="58XJ-FT5Z.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="ACTRIS, GAW-WDCA" />
  <attribute name="acknowledgement" value="For using this data for any kind of publications, you must contact the data originator(s), in terms of acknowledgment" />
  <attribute name="doi" value="https://doi.org/10.48597/58XJ-FT5Z" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Veronique Pont, Emmanuel Leclerc, Yves Meyerfeld, Veronique Pont, Emmanuel Leclerc, Yves Meyerfeld, Veronique Pont, Emmanuel Leclerc, Yves Meyerfeld, aerosol_light_backscattering_coefficient, aerosol_light_scattering_coefficient - nephelometer at Pic du Midi, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/58XJ-FT5Z" />
  <attribute name="summary" value="Ground based in situ observations of nephelometer at Pic du Midi (FR0019R). 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: aerosol_light_backscattering_coefficient in aerosol (volume_backwards_scattering_coefficient_in_air_due_to_dried_aerosol_particles), aerosol_light_backscattering_coefficient in aerosol (volume_backwards_scattering_coefficient_in_air_due_to_dried_aerosol_particles), 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), aerosol_light_scattering_coefficient in aerosol (volume_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="source" value="surface observation" />
  <attribute name="institution" value="FR05L, Aerology Laboratory, PO Box 31400, Toulouse" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2023-05-31T11:30:22 UTC" />
  <attribute name="date_metadata_modified" value="2023-05-31T11:30:22 UTC" />
  <attribute name="creator_name" value="Veronique Pont, Emmanuel Leclerc, Yves Meyerfeld, Veronique Pont, Emmanuel Leclerc, Yves Meyerfeld, Veronique Pont, Emmanuel Leclerc, Yves Meyerfeld" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value=", emmanuel.leclerc@aero.obs-mip.fr, yves.meyerfeld@aero.obs-mip.fr, , emmanuel.leclerc@aero.obs-mip.fr, yves.meyerfeld@aero.obs-mip.fr, , emmanuel.leclerc@aero.obs-mip.fr, yves.meyerfeld@aero.obs-mip.fr" />
  <attribute name="creator_institution" value=", &quot;Observatoire Midi-Pyrenees, Laboratoire d'aerologie, OMP&quot;, &quot;Observatoire Midi-Pyrenees, Laboratoire d'aerologie, OMP&quot;, , &quot;Observatoire Midi-Pyrenees, Laboratoire d'aerologie, OMP&quot;, &quot;Observatoire Midi-Pyrenees, Laboratoire d'aerologie, OMP&quot;, , &quot;Observatoire Midi-Pyrenees, Laboratoire d'aerologie, OMP&quot;, &quot;Observatoire Midi-Pyrenees, Laboratoire d'aerologie, OMP&quot;" />
  <attribute name="contributor_name" value="Nicolas Pascal, Nicolas Pascal, Nicolas Pascal" />
  <attribute name="contributor_role" value="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 (42.9372 0.1411 2877.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="42.9372" />
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  <attribute name="geospatial_lon_min" type="double" value="0.1411" />
  <attribute name="geospatial_lon_max" type="double" value="0.1411" />
  <attribute name="geospatial_vertical_min" type="double" value="2877.0" />
  <attribute name="geospatial_vertical_max" type="double" value="2877.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2020-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_end" value="2023-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_duration" value="P0003-00-00T00:00:00" />
  <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="Veronique Pont, Emmanuel Leclerc, Yves Meyerfeld, Veronique Pont, Emmanuel Leclerc, Yves Meyerfeld, Veronique Pont, Emmanuel Leclerc, Yves Meyerfeld, aerosol_light_backscattering_coefficient, aerosol_light_scattering_coefficient - nephelometer at Pic du Midi, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/58XJ-FT5Z" />
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  <attribute name="ebas_file_creation" value="2023-12-13T19:06:12.245487 UTC" />
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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="3y" />
  <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="FR0019R" />
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  <attribute name="ebas_station_name" value="Pic du Midi" />
  <attribute name="ebas_station_latitude" value="42.936667" />
  <attribute name="ebas_station_longitude" value="0.141944" />
  <attribute name="ebas_station_altitude" value="2877.0 m" />
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  <attribute name="ebas_measurement_altitude" value="2877.0 m" />
  <attribute name="ebas_measurement_height" value="12.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_laboratory_code" value="FR05L" />
  <attribute name="ebas_instrument_type" value="nephelometer" />
  <attribute name="ebas_instrument_name" value="nephelometer_Ecotech_Aurora3000" />
  <attribute name="ebas_instrument_manufacturer" value="Ecotech" />
  <attribute name="ebas_instrument_model" value="Aurora3000" />
  <attribute name="ebas_instrument_serial_number" value="17-0833" />
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  <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="Whole air inlet with size cut of 30 um (based on mean wind speed); Air temperature conditional warming system to defrost the hat when needed; isokinetic flux;" />
  <attribute name="ebas_humidity_temperaure_control" value="None" />
  <attribute name="ebas_humidity_temperaure_control_description" value="passive, sample heated from atmospheric to lab temperature" />
  <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" />
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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" />
  <attribute name="ebas_organization" value="FR05L, Aerology Laboratory, , , &quot;PO Box 31400, Toulouse&quot;, , , , " />
  <attribute name="ebas_framework_acronym" value="ACTRIS, GAW-WDCA" />
  <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Aerosols" />
  <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
  <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="Meyerfeld, Yves, yves.meyerfeld@aero.obs-mip.fr, Observatoire Midi-Pyrenees, OMP, Laboratoire d'aerologie, 14 avenue Edouard Belin, , 31400, Toulouse, France" />
  <attribute name="ebas_submitter" value="Pascal, Nicolas, , , , , , , , , " />
  <attribute name="ebas_acknowledgement" value="For using this data for any kind of publications, you must contact the data originator(s), in terms of acknowledgment" />
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ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme.&quot;,&#xA;    &quot;Framework contact name&quot;: &quot;Cathrine Lund Myhre, Markus Fiebig&quot;,&#xA;    &quot;Framework contact email&quot;: &quot;clm@nilu.no, Markus.Fiebig@nilu.no&quot;,&#xA;    &quot;Originator&quot;: &quot;Meyerfeld, Yves, yves.meyerfeld@aero.obs-mip.fr, Observatoire Midi-Pyrenees, OMP, Laboratoire d'aerologie, 14 avenue Edouard Belin, , 31400, Toulouse, France&quot;,&#xA;    &quot;Submitter&quot;: &quot;Pascal, Nicolas, , , , , , , , , &quot;,&#xA;    &quot;Acknowledgement&quot;: &quot;For using this data for any kind of publications, you must contact the data originator(s), in terms of acknowledgment&quot;&#xA;}" />
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