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  <attribute name="featureType" value="timeSeries" />
  <attribute name="title" value="Aerosol light scattering at Troll" />
  <attribute name="summary" value="Aerosol light scattering at Troll. These measurements are gathered as a part of the following projects EUSAAR, GAW-WDCA, NILU 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 pm10', 'aerosol_light_scattering_coefficient in pm10']" />
  <attribute name="keywords" value="Troll NO0058G aerosol_light_backscattering_coefficient aerosol_light_scattering_coefficient pm10 EUSAAR GAW-WDCA NILU relative_humidity" />
  <attribute name="id" value="R4XX-U2YA.nc" />
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  <attribute name="project" value="EUSAAR, GAW-WDCA, NILU" />
  <attribute name="acknowledgement" value="" />
  <attribute name="doi" value="https://doi.org/10.48597/R4XX-U2YA" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Lunder, C., Fiebig, M., EUSAAR, GAW-WDCA, NILU, 2018, Aerosol light scattering at Troll, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/R4XX-U2YA" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="NO01L &quot;Norwegian Institute for Air Research&quot; NILU &quot;Instituttveien 18&quot; 2007 Kjeller Norway" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2018-10-31T14:50:00.000000Z" />
  <attribute name="date_metadata_modified" value="2018-10-31T14:50:00Z" />
  <attribute name="creator_name" value="Chris Lunder, Markus Fiebig" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="crl@nilu.no, Markus.Fiebig@nilu.no" />
  <attribute name="creator_institution" value="&quot;Norwegian Institute for Air Research, Atmosphere and Climate Department, NILU&quot;, &quot;Norwegian Institute for Air Research, Atmosphere and Climate Department, NILU&quot;" />
  <attribute name="contributor_name" value="Markus Fiebig" />
  <attribute name="contributor_role" value="data submitter" />
  <attribute name="publisher_type" value="institution" />
  <attribute name="publisher_name" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_institution" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_email" value="ebas@nilu.no" />
  <attribute name="publisher_url" value="https://www.nilu.no/" />
  <attribute name="geospatial_bounds" value="POINT Z (2.533333 -72.016667 1309)" />
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  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="time_coverage_start" value="2010-01-01T00:00:00Z" />
  <attribute name="time_coverage_end" value="2012-01-01T00:00:00Z" />
  <attribute name="time_coverage_duration" value="P0002-00-00T00:00:00" />
  <attribute name="time_coverage_resolution" value="P0000-00-00T01:00:00" />
  <attribute name="timezone" value="UTC" />
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  <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="ebas_citation" value="Lunder, C., Fiebig, M., EUSAAR, GAW-WDCA, NILU, 2018, Aerosol light scattering at Troll, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/R4XX-U2YA" />
  <attribute name="ebas_set_type_code" value="TU" />
  <attribute name="ebas_timezone" value="UTC" />
  <attribute name="ebas_file_name" value="R4XX-U2YA.nc" />
  <attribute name="ebas_represents_doi" value="https://doi.org/10.48597/R4XX-U2YA" />
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  <attribute name="ebas_file_creation" value="2026-05-08T18:02:51.891385Z" />
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  <attribute name="ebas_startdate" value="2010-01-01T00:00:00.000000Z" />
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  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="2y" />
  <attribute name="ebas_resolution_code" value="1h" />
  <attribute name="ebas_station_code" value="NO0058G" />
  <attribute name="ebas_platform_code" value="NO0058S" />
  <attribute name="ebas_station_name" value="Troll" />
  <attribute name="ebas_station_land_use" value="Snowfield" />
  <attribute name="ebas_station_setting" value="Polar" />
  <attribute name="ebas_station_latitude" type="double" value="-72.016667" />
  <attribute name="ebas_station_longitude" type="double" value="2.533333" />
  <attribute name="ebas_station_altitude" value="1309.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_laboratory_code" value="NO01L" />
  <attribute name="ebas_instrument_type" value="nephelometer" />
  <attribute name="ebas_instrument_name" value="TSI_3563_TRL" />
  <attribute name="ebas_method_ref" value="NO01L_scat_coef_TSI3563" />
  <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
  <attribute name="ebas_framework_acronym" value="EUSAAR, GAW-WDCA, NILU" />
  <attribute name="ebas_framework_name" value="European Supersites for Atmospheric Aerosol Research, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
  <attribute name="ebas_framework_description" value="&quot;Integration of measurements of atmospheric aerosol properties performed in a distributed network of 20 high quality European ground-based stations in support of policy issues on air quality, long-range transport of pollutants and climate change.&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;, Atmospheric measuremnts produced at NILU." />
  <attribute name="ebas_framework_contact_name" value="Ann Mari Fjaeraa, Markus Fiebig, Kjetil Tørseth" />
  <attribute name="ebas_framework_contact_email" value="amf@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
  <attribute name="ebas_originator" value="&quot;Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway&quot;, &quot;Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470&quot;" />
  <attribute name="ebas_submitter" value="&quot;Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470&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: EUSAAR, GAW-WDCA, NILU." />
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  <attribute name="geospatial_lon_units" value="degrees_east" />
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  <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="17520" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="2" />
  <dimension name="d_Location" length="1" />
  <dimension name="qc_pressure_flags" length="3" />
  <dimension name="qc_relative_humidity_flags" length="3" />
  <dimension name="qc_temperature_flags" length="3" />
  <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="4" />
  <dimension name="qc_aerosol_light_scattering_coefficient_prec1587_flags" length="4" />
  <dimension name="qc_aerosol_light_scattering_coefficient_perc8413_flags" length="4" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2010-01-01T00:30:00Z" />
    <attribute name="time_coverage_end" value="2011-12-31T23:30:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="3600.0" />
    <attribute name="time_coverage_duration" value="P0Y0M729DT23H0M0.000S" />
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  <group name="NCISOMetadata">
    <attribute name="metadata_creation" value="2026-05-18" />
    <attribute name="nciso_version" value="2.4.8" />
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  <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" />
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    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="2018-10-31T14:50:00.000000Z" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="NO0058G" />
    <attribute name="ebas_platform_code" value="NO0058S" />
    <attribute name="ebas_station_name" value="Troll" />
    <attribute name="ebas_station_land_use" value="Snowfield" />
    <attribute name="ebas_station_setting" value="Polar" />
    <attribute name="ebas_station_latitude" type="double" value="-72.016667" />
    <attribute name="ebas_station_longitude" type="double" value="2.533333" />
    <attribute name="ebas_station_altitude" value="1309.0 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="NO01L" />
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    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
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    <attribute name="ebas_framework_name" value="European Supersites for Atmospheric Aerosol Research, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="&quot;Integration of measurements of atmospheric aerosol properties performed in a distributed network of 20 high quality European ground-based stations in support of policy issues on air quality, long-range transport of pollutants and climate change.&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;, Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Ann Mari Fjaeraa, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="amf@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="&quot;Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway&quot;, &quot;Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470&quot;" />
    <attribute name="ebas_submitter" value="&quot;Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470&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: EUSAAR, GAW-WDCA, NILU." />
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    <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" />
    <attribute name="standard_name" value="relative_humidity" />
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    <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="2018-10-31T14:50:00.000000Z" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
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    <attribute name="ebas_station_code" value="NO0058G" />
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    <attribute name="ebas_station_name" value="Troll" />
    <attribute name="ebas_station_land_use" value="Snowfield" />
    <attribute name="ebas_station_setting" value="Polar" />
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    <attribute name="ebas_component" value="relative_humidity" />
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    <attribute name="ebas_framework_contact_name" value="Ann Mari Fjaeraa, Markus Fiebig, Kjetil Tørseth" />
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    <attribute name="ebas_originator" value="&quot;Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway&quot;, &quot;Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470&quot;" />
    <attribute name="ebas_submitter" value="&quot;Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470&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: EUSAAR, GAW-WDCA, NILU." />
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    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="2018-10-31T14:50:00.000000Z" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
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    <attribute name="ebas_station_land_use" value="Snowfield" />
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    <attribute name="ebas_component" value="temperature" />
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    <attribute name="ebas_matrix" value="instrument" />
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    <attribute name="ebas_framework_contact_name" value="Ann Mari Fjaeraa, Markus Fiebig, Kjetil Tørseth" />
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    <attribute name="ebas_originator" value="&quot;Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway&quot;, &quot;Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470&quot;" />
    <attribute name="ebas_submitter" value="&quot;Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470&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: EUSAAR, GAW-WDCA, NILU." />
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    <attribute name="units" value="1/Mm" />
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    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="2018-10-31T14:50:00.000000Z" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="NO0058G" />
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