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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 nephelometer at Pallas (Sammaltunturi) (FI0096G)" />
  <attribute name="keywords" value="aerosol_light_backscattering_coefficient, Pallas (Sammaltunturi), GAW-WDCA, ACTRIS, pm10, aerosol_light_scattering_coefficient, FI0096G" />
  <attribute name="id" value="HHEK-QUVX.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="ACTRIS, GAW-WDCA" />
  <attribute name="acknowledgement" value="Request acknowledgement details from data originator" />
  <attribute name="doi" value="https://doi.org/10.48597/HHEK-QUVX" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Heikki Lihavainen, John Backman, aerosol_light_backscattering_coefficient, aerosol_light_scattering_coefficient - nephelometer at Pallas (Sammaltunturi), data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/HHEK-QUVX" />
  <attribute name="summary" value="Ground based in situ observations of nephelometer at Pallas (Sammaltunturi) (FI0096G). 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 pm10, aerosol_light_backscattering_coefficient in pm10, aerosol_light_backscattering_coefficient in pm10, aerosol_light_scattering_coefficient in pm10, aerosol_light_scattering_coefficient in pm10, aerosol_light_scattering_coefficient in pm10" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="FI01L, Finnish Meteorological Institute, FMI, Atmospheric Composition Unit, Erik Palménin aukio, FI-00560, Helsinki, Finland" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2018-01-15T00:00:00 UTC" />
  <attribute name="date_metadata_modified" value="2018-01-15T00:00:00 UTC" />
  <attribute name="creator_name" value="Heikki Lihavainen, John Backman" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value=", john.backman@fmi.fi" />
  <attribute name="creator_institution" value=", &quot;Finnish Meteorological Institute, FMI&quot;" />
  <attribute name="contributor_name" value="John Backman" />
  <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 (67.97361 24.11583 560.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="67.97361" />
  <attribute name="geospatial_lat_max" type="double" value="67.97361" />
  <attribute name="geospatial_lon_min" type="double" value="24.11583" />
  <attribute name="geospatial_lon_max" type="double" value="24.11583" />
  <attribute name="geospatial_vertical_min" type="double" value="560.0" />
  <attribute name="geospatial_vertical_max" type="double" value="560.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2016-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_end" value="2017-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_duration" value="P0001-00-00T00:00:00" />
  <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="Heikki Lihavainen, John Backman, aerosol_light_backscattering_coefficient, aerosol_light_scattering_coefficient - nephelometer at Pallas (Sammaltunturi), data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/HHEK-QUVX" />
  <attribute name="ebas_set_type_code" value="TU" />
  <attribute name="ebas_timezone" value="UTC" />
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  <attribute name="ebas_represents_doi" value="https://doi.org/10.48597/HHEK-QUVX" />
  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/HHEK-QUVX" />
  <attribute name="ebas_file_creation" value="2023-12-13T07:22:36.019759 UTC" />
  <attribute name="ebas_export_state" value="2018-09-20T08:52:57.240000 UTC" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="20160101000000" />
  <attribute name="ebas_revision_date" value="20180115000000" />
  <attribute name="ebas_version" value="1.0" />
  <attribute name="ebas_version_description" value="initial revision, cloud-screened, trace-gas corrected, manually inspected" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="1y" />
  <attribute name="ebas_resolution_code" value="1h" />
  <attribute name="ebas_sample_duration" value="1h" />
  <attribute name="ebas_orig_time_res" value="5mn" />
  <attribute name="ebas_station_code" value="FI0096G" />
  <attribute name="ebas_platform_code" value="FI0096S" />
  <attribute name="ebas_station_name" value="Pallas (Sammaltunturi)" />
  <attribute name="ebas_station_wdca_id" value="GAWAFI__PAL" />
  <attribute name="ebas_station_gaw_id" value="PAL" />
  <attribute name="ebas_station_gaw_name" value="Pallas" />
  <attribute name="ebas_station_land_use" value="Forest" />
  <attribute name="ebas_station_setting" value="Rural" />
  <attribute name="ebas_station_gaw_type" value="G" />
  <attribute name="ebas_station_wmo_region" value="6" />
  <attribute name="ebas_station_latitude" value="67.973333333" />
  <attribute name="ebas_station_longitude" value="24.116111111" />
  <attribute name="ebas_station_altitude" value="565.0 m" />
  <attribute name="ebas_measuremenet_latitude" value="67.97361" />
  <attribute name="ebas_measurement_longitude" value="24.11583" />
  <attribute name="ebas_measurement_altitude" value="560.0 m" />
  <attribute name="ebas_measurement_height" value="7.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_laboratory_code" value="FI01L" />
  <attribute name="ebas_instrument_type" value="nephelometer" />
  <attribute name="ebas_instrument_name" value="TSI_3563_PAL_dry" />
  <attribute name="ebas_instrument_manufacturer" value="TSI" />
  <attribute name="ebas_instrument_model" value="3563" />
  <attribute name="ebas_instrument_serial_number" value="N/A" />
  <attribute name="ebas_method_ref" value="FI01L_JoBa18_neph_control_lev2_0_0_2+15.1.2018" />
  <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
  <attribute name="ebas_inlet_type" value="Impactor--direct" />
  <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Rupprecht&amp;Patachnik, flow 10 l/min" />
  <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_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="FI01L, Finnish Meteorological Institute, FMI, Atmospheric Composition Unit, Erik Palménin aukio, , FI-00560, Helsinki, Finland" />
  <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="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
  <attribute name="ebas_submitter" value="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
  <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  <attribute name="ebas_comment" value="Standard Anderson &amp; Ogren 1998 values used for truncation correction and applied after averaging" />
  <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;Heikki Lihavainen, John Backman, aerosol_light_backscattering_coefficient, aerosol_light_scattering_coefficient - nephelometer at Pallas (Sammaltunturi), data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/HHEK-QUVX&quot;,&#xA;    &quot;Set type code&quot;: &quot;TU&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;HHEK-QUVX.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/HHEK-QUVX&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/HHEK-QUVX&quot;,&#xA;    &quot;File creation&quot;: &quot;2023-12-13T07:22:36.019759 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2018-09-20T08:52:57.240000 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;20160101000000&quot;,&#xA;    &quot;Revision date&quot;: &quot;20180115000000&quot;,&#xA;    &quot;Version&quot;: &quot;1.0&quot;,&#xA;    &quot;Version description&quot;: &quot;initial revision, cloud-screened, trace-gas corrected, manually inspected&quot;,&#xA;    &quot;Data level&quot;: &quot;2&quot;,&#xA;    &quot;Period code&quot;: &quot;1y&quot;,&#xA;    &quot;Resolution code&quot;: &quot;1h&quot;,&#xA;    &quot;Sample duration&quot;: &quot;1h&quot;,&#xA;    &quot;Orig. time res.&quot;: &quot;5mn&quot;,&#xA;    &quot;Station code&quot;: &quot;FI0096G&quot;,&#xA;    &quot;Platform code&quot;: &quot;FI0096S&quot;,&#xA;    &quot;Station name&quot;: &quot;Pallas (Sammaltunturi)&quot;,&#xA;    &quot;Station WDCA-ID&quot;: &quot;GAWAFI__PAL&quot;,&#xA;    &quot;Station GAW-ID&quot;: &quot;PAL&quot;,&#xA;    &quot;Station GAW-Name&quot;: &quot;Pallas&quot;,&#xA;    &quot;Station land use&quot;: &quot;Forest&quot;,&#xA;    &quot;Station setting&quot;: &quot;Rural&quot;,&#xA;    &quot;Station GAW type&quot;: &quot;G&quot;,&#xA;    &quot;Station WMO region&quot;: &quot;6&quot;,&#xA;    &quot;Station latitude&quot;: &quot;67.973333333&quot;,&#xA;    &quot;Station longitude&quot;: &quot;24.116111111&quot;,&#xA;    &quot;Station altitude&quot;: &quot;565.0 m&quot;,&#xA;    &quot;Measurement latitude&quot;: &quot;67.97361&quot;,&#xA;    &quot;Measurement longitude&quot;: &quot;24.11583&quot;,&#xA;    &quot;Measurement altitude&quot;: &quot;560.0 m&quot;,&#xA;    &quot;Measurement height&quot;: &quot;7.0 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;FI01L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;nephelometer&quot;,&#xA;    &quot;Instrument name&quot;: &quot;TSI_3563_PAL_dry&quot;,&#xA;    &quot;Instrument manufacturer&quot;: &quot;TSI&quot;,&#xA;    &quot;Instrument model&quot;: &quot;3563&quot;,&#xA;    &quot;Instrument serial number&quot;: &quot;N/A&quot;,&#xA;    &quot;Method ref&quot;: &quot;FI01L_JoBa18_neph_control_lev2_0_0_2+15.1.2018&quot;,&#xA;    &quot;Standard method&quot;: &quot;cal-gas=CO2+AIR_truncation-correction=Anderson1998&quot;,&#xA;    &quot;Inlet type&quot;: &quot;Impactor--direct&quot;,&#xA;    &quot;Inlet description&quot;: &quot;PM10 at ambient humidity inlet, Rupprecht&amp;Patachnik, flow 10 l/min&quot;,&#xA;    &quot;Humidity/temperature control&quot;: &quot;None&quot;,&#xA;    &quot;Humidity/temperature control description&quot;: &quot;passive, sample heated from atmospheric to lab temperature&quot;,&#xA;    &quot;Volume std. temperature&quot;: &quot;273.15 K&quot;,&#xA;    &quot;Volume std. pressure&quot;: &quot;1013.25 hPa&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;FI01L, Finnish Meteorological Institute, FMI, Atmospheric Composition Unit, Erik Palménin aukio, , FI-00560, Helsinki, Finland&quot;,&#xA;    &quot;Framework acronym&quot;: &quot;ACTRIS, GAW-WDCA&quot;,&#xA;    &quot;Framework name&quot;: &quot;European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, World Data Centre for Aerosols&quot;,&#xA;    &quot;Framework description&quot;: &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., 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;Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland&quot;,&#xA;    &quot;Submitter&quot;: &quot;Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland&quot;,&#xA;    &quot;Acknowledgement&quot;: &quot;Request acknowledgement details from data originator&quot;,&#xA;    &quot;Comment&quot;: &quot;Standard Anderson &amp; Ogren 1998 values used for truncation correction and applied after averaging&quot;&#xA;}" />
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  <attribute name="history" value="None" />
  <attribute name="creator_url" value="ebas.nilu.no" />
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  <dimension name="time" length="8784" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="1" />
  <dimension name="Location" length="1" />
  <dimension name="pressure_qc_flags" length="4" />
  <dimension name="relative_humidity_qc_flags" length="4" />
  <dimension name="temperature_qc_flags" length="4" />
  <dimension name="Wavelength" length="3" />
  <dimension name="aerosol_light_backscattering_coefficient_amean_qc_flags" length="5" />
  <dimension name="aerosol_light_backscattering_coefficient_prec1587_qc_flags" length="4" />
  <dimension name="aerosol_light_backscattering_coefficient_perc8413_qc_flags" length="4" />
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  <dimension name="aerosol_light_scattering_coefficient_perc8413_qc_flags" length="4" />
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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>
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    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="hPa" />
    <attribute name="ancillary_variables" value="pressure_qc pressure_ebasmetadata" />
    <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="20180115000000" />
    <attribute name="ebas_version" value="1.0" />
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    <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" />
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    <attribute name="ebas_originator" value="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
    <attribute name="ebas_submitter" value="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Standard Anderson &amp; Ogren 1998 values used for truncation correction and applied after averaging" />
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    <attribute name="units" value="%" />
    <attribute name="ancillary_variables" value="relative_humidity_qc relative_humidity_ebasmetadata" />
    <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="20180115000000" />
    <attribute name="ebas_version" value="1.0" />
    <attribute name="ebas_version_description" value="initial revision, cloud-screened, trace-gas corrected, manually inspected" />
    <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="5mn" />
    <attribute name="ebas_station_code" value="FI0096G" />
    <attribute name="ebas_platform_code" value="FI0096S" />
    <attribute name="ebas_station_name" value="Pallas (Sammaltunturi)" />
    <attribute name="ebas_station_wdca_id" value="GAWAFI__PAL" />
    <attribute name="ebas_station_gaw_id" value="PAL" />
    <attribute name="ebas_station_gaw_name" value="Pallas" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="67.973333333" />
    <attribute name="ebas_station_longitude" value="24.116111111" />
    <attribute name="ebas_station_altitude" value="565.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="67.97361" />
    <attribute name="ebas_measurement_longitude" value="24.11583" />
    <attribute name="ebas_measurement_altitude" value="560.0 m" />
    <attribute name="ebas_measurement_height" value="7.0 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="FI01L" />
    <attribute name="ebas_instrument_type" value="nephelometer" />
    <attribute name="ebas_instrument_name" value="TSI_3563_PAL_dry" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3563" />
    <attribute name="ebas_instrument_serial_number" value="N/A" />
    <attribute name="ebas_method_ref" value="FI01L_JoBa18_neph_control_lev2_0_0_2+15.1.2018" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Rupprecht&amp;Patachnik, flow 10 l/min" />
    <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_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="FI01L, Finnish Meteorological Institute, FMI, Atmospheric Composition Unit, Erik Palménin aukio, , FI-00560, Helsinki, Finland" />
    <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="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
    <attribute name="ebas_submitter" value="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Standard Anderson &amp; Ogren 1998 values used for truncation correction and applied after averaging" />
  </variable>
  <variable name="relative_humidity_qc" shape="Location relative_humidity_qc_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="relative_humidity_ebasmetadata" shape="Location metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="temperature" shape="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="temperature_qc temperature_ebasmetadata" />
    <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="20180115000000" />
    <attribute name="ebas_version" value="1.0" />
    <attribute name="ebas_version_description" value="initial revision, cloud-screened, trace-gas corrected, manually inspected" />
    <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="5mn" />
    <attribute name="ebas_station_code" value="FI0096G" />
    <attribute name="ebas_platform_code" value="FI0096S" />
    <attribute name="ebas_station_name" value="Pallas (Sammaltunturi)" />
    <attribute name="ebas_station_wdca_id" value="GAWAFI__PAL" />
    <attribute name="ebas_station_gaw_id" value="PAL" />
    <attribute name="ebas_station_gaw_name" value="Pallas" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="67.973333333" />
    <attribute name="ebas_station_longitude" value="24.116111111" />
    <attribute name="ebas_station_altitude" value="565.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="67.97361" />
    <attribute name="ebas_measurement_longitude" value="24.11583" />
    <attribute name="ebas_measurement_altitude" value="560.0 m" />
    <attribute name="ebas_measurement_height" value="7.0 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="FI01L" />
    <attribute name="ebas_instrument_type" value="nephelometer" />
    <attribute name="ebas_instrument_name" value="TSI_3563_PAL_dry" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3563" />
    <attribute name="ebas_instrument_serial_number" value="N/A" />
    <attribute name="ebas_method_ref" value="FI01L_JoBa18_neph_control_lev2_0_0_2+15.1.2018" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Rupprecht&amp;Patachnik, flow 10 l/min" />
    <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_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="FI01L, Finnish Meteorological Institute, FMI, Atmospheric Composition Unit, Erik Palménin aukio, , FI-00560, Helsinki, Finland" />
    <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="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
    <attribute name="ebas_submitter" value="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Standard Anderson &amp; Ogren 1998 values used for truncation correction and applied after averaging" />
  </variable>
  <variable name="temperature_qc" shape="Location temperature_qc_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="temperature_ebasmetadata" shape="Location metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="aerosol_light_backscattering_coefficient_amean" shape="Wavelength time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/Mm" />
    <attribute name="ancillary_variables" value="aerosol_light_backscattering_coefficient_amean_qc aerosol_light_backscattering_coefficient_amean_ebasmetadata" />
    <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="20180115000000" />
    <attribute name="ebas_version" value="1.0" />
    <attribute name="ebas_version_description" value="initial revision, cloud-screened, trace-gas corrected, manually inspected" />
    <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="5mn" />
    <attribute name="ebas_station_code" value="FI0096G" />
    <attribute name="ebas_platform_code" value="FI0096S" />
    <attribute name="ebas_station_name" value="Pallas (Sammaltunturi)" />
    <attribute name="ebas_station_wdca_id" value="GAWAFI__PAL" />
    <attribute name="ebas_station_gaw_id" value="PAL" />
    <attribute name="ebas_station_gaw_name" value="Pallas" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="67.973333333" />
    <attribute name="ebas_station_longitude" value="24.116111111" />
    <attribute name="ebas_station_altitude" value="565.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="67.97361" />
    <attribute name="ebas_measurement_longitude" value="24.11583" />
    <attribute name="ebas_measurement_altitude" value="560.0 m" />
    <attribute name="ebas_measurement_height" value="7.0 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="pm10" />
    <attribute name="ebas_laboratory_code" value="FI01L" />
    <attribute name="ebas_instrument_type" value="nephelometer" />
    <attribute name="ebas_instrument_name" value="TSI_3563_PAL_dry" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3563" />
    <attribute name="ebas_instrument_serial_number" value="N/A" />
    <attribute name="ebas_method_ref" value="FI01L_JoBa18_neph_control_lev2_0_0_2+15.1.2018" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Rupprecht&amp;Patachnik, flow 10 l/min" />
    <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_detection_limit" value="0.5 1/Mm" />
    <attribute name="ebas_measurement_uncertainty" value="0.5 1/Mm" />
    <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="FI01L, Finnish Meteorological Institute, FMI, Atmospheric Composition Unit, Erik Palménin aukio, , FI-00560, Helsinki, Finland" />
    <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="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
    <attribute name="ebas_submitter" value="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Standard Anderson &amp; Ogren 1998 values used for truncation correction and applied after averaging" />
  </variable>
  <variable name="aerosol_light_backscattering_coefficient_amean_qc" shape="Wavelength aerosol_light_backscattering_coefficient_amean_qc_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="aerosol_light_backscattering_coefficient_amean_ebasmetadata" shape="Wavelength metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="aerosol_light_backscattering_coefficient_prec1587" shape="Wavelength time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/Mm" />
    <attribute name="ancillary_variables" value="aerosol_light_backscattering_coefficient_prec1587_qc aerosol_light_backscattering_coefficient_prec1587_ebasmetadata" />
    <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="20180115000000" />
    <attribute name="ebas_version" value="1.0" />
    <attribute name="ebas_version_description" value="initial revision, cloud-screened, trace-gas corrected, manually inspected" />
    <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="5mn" />
    <attribute name="ebas_station_code" value="FI0096G" />
    <attribute name="ebas_platform_code" value="FI0096S" />
    <attribute name="ebas_station_name" value="Pallas (Sammaltunturi)" />
    <attribute name="ebas_station_wdca_id" value="GAWAFI__PAL" />
    <attribute name="ebas_station_gaw_id" value="PAL" />
    <attribute name="ebas_station_gaw_name" value="Pallas" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="67.973333333" />
    <attribute name="ebas_station_longitude" value="24.116111111" />
    <attribute name="ebas_station_altitude" value="565.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="67.97361" />
    <attribute name="ebas_measurement_longitude" value="24.11583" />
    <attribute name="ebas_measurement_altitude" value="560.0 m" />
    <attribute name="ebas_measurement_height" value="7.0 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="pm10" />
    <attribute name="ebas_laboratory_code" value="FI01L" />
    <attribute name="ebas_instrument_type" value="nephelometer" />
    <attribute name="ebas_instrument_name" value="TSI_3563_PAL_dry" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3563" />
    <attribute name="ebas_instrument_serial_number" value="N/A" />
    <attribute name="ebas_method_ref" value="FI01L_JoBa18_neph_control_lev2_0_0_2+15.1.2018" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Rupprecht&amp;Patachnik, flow 10 l/min" />
    <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_detection_limit" value="0.5 1/Mm" />
    <attribute name="ebas_measurement_uncertainty" value="0.5 1/Mm" />
    <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="FI01L, Finnish Meteorological Institute, FMI, Atmospheric Composition Unit, Erik Palménin aukio, , FI-00560, Helsinki, Finland" />
    <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="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
    <attribute name="ebas_submitter" value="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Standard Anderson &amp; Ogren 1998 values used for truncation correction and applied after averaging" />
  </variable>
  <variable name="aerosol_light_backscattering_coefficient_prec1587_qc" shape="Wavelength aerosol_light_backscattering_coefficient_prec1587_qc_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="aerosol_light_backscattering_coefficient_prec1587_ebasmetadata" shape="Wavelength metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="aerosol_light_backscattering_coefficient_perc8413" shape="Wavelength time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/Mm" />
    <attribute name="ancillary_variables" value="aerosol_light_backscattering_coefficient_perc8413_qc aerosol_light_backscattering_coefficient_perc8413_ebasmetadata" />
    <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="20180115000000" />
    <attribute name="ebas_version" value="1.0" />
    <attribute name="ebas_version_description" value="initial revision, cloud-screened, trace-gas corrected, manually inspected" />
    <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="5mn" />
    <attribute name="ebas_station_code" value="FI0096G" />
    <attribute name="ebas_platform_code" value="FI0096S" />
    <attribute name="ebas_station_name" value="Pallas (Sammaltunturi)" />
    <attribute name="ebas_station_wdca_id" value="GAWAFI__PAL" />
    <attribute name="ebas_station_gaw_id" value="PAL" />
    <attribute name="ebas_station_gaw_name" value="Pallas" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="67.973333333" />
    <attribute name="ebas_station_longitude" value="24.116111111" />
    <attribute name="ebas_station_altitude" value="565.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="67.97361" />
    <attribute name="ebas_measurement_longitude" value="24.11583" />
    <attribute name="ebas_measurement_altitude" value="560.0 m" />
    <attribute name="ebas_measurement_height" value="7.0 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="pm10" />
    <attribute name="ebas_laboratory_code" value="FI01L" />
    <attribute name="ebas_instrument_type" value="nephelometer" />
    <attribute name="ebas_instrument_name" value="TSI_3563_PAL_dry" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3563" />
    <attribute name="ebas_instrument_serial_number" value="N/A" />
    <attribute name="ebas_method_ref" value="FI01L_JoBa18_neph_control_lev2_0_0_2+15.1.2018" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Rupprecht&amp;Patachnik, flow 10 l/min" />
    <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_detection_limit" value="0.5 1/Mm" />
    <attribute name="ebas_measurement_uncertainty" value="0.5 1/Mm" />
    <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="FI01L, Finnish Meteorological Institute, FMI, Atmospheric Composition Unit, Erik Palménin aukio, , FI-00560, Helsinki, Finland" />
    <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="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
    <attribute name="ebas_submitter" value="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Standard Anderson &amp; Ogren 1998 values used for truncation correction and applied after averaging" />
  </variable>
  <variable name="aerosol_light_backscattering_coefficient_perc8413_qc" shape="Wavelength aerosol_light_backscattering_coefficient_perc8413_qc_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="aerosol_light_backscattering_coefficient_perc8413_ebasmetadata" shape="Wavelength metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="aerosol_light_scattering_coefficient_amean" shape="Wavelength time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/Mm" />
    <attribute name="ancillary_variables" value="aerosol_light_scattering_coefficient_amean_qc aerosol_light_scattering_coefficient_amean_ebasmetadata" />
    <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="20180115000000" />
    <attribute name="ebas_version" value="1.0" />
    <attribute name="ebas_version_description" value="initial revision, cloud-screened, trace-gas corrected, manually inspected" />
    <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="5mn" />
    <attribute name="ebas_station_code" value="FI0096G" />
    <attribute name="ebas_platform_code" value="FI0096S" />
    <attribute name="ebas_station_name" value="Pallas (Sammaltunturi)" />
    <attribute name="ebas_station_wdca_id" value="GAWAFI__PAL" />
    <attribute name="ebas_station_gaw_id" value="PAL" />
    <attribute name="ebas_station_gaw_name" value="Pallas" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="67.973333333" />
    <attribute name="ebas_station_longitude" value="24.116111111" />
    <attribute name="ebas_station_altitude" value="565.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="67.97361" />
    <attribute name="ebas_measurement_longitude" value="24.11583" />
    <attribute name="ebas_measurement_altitude" value="560.0 m" />
    <attribute name="ebas_measurement_height" value="7.0 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="pm10" />
    <attribute name="ebas_laboratory_code" value="FI01L" />
    <attribute name="ebas_instrument_type" value="nephelometer" />
    <attribute name="ebas_instrument_name" value="TSI_3563_PAL_dry" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3563" />
    <attribute name="ebas_instrument_serial_number" value="N/A" />
    <attribute name="ebas_method_ref" value="FI01L_JoBa18_neph_control_lev2_0_0_2+15.1.2018" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Rupprecht&amp;Patachnik, flow 10 l/min" />
    <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_detection_limit" value="0.5 1/Mm" />
    <attribute name="ebas_measurement_uncertainty" value="0.5 1/Mm" />
    <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="FI01L, Finnish Meteorological Institute, FMI, Atmospheric Composition Unit, Erik Palménin aukio, , FI-00560, Helsinki, Finland" />
    <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="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
    <attribute name="ebas_submitter" value="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Standard Anderson &amp; Ogren 1998 values used for truncation correction and applied after averaging" />
  </variable>
  <variable name="aerosol_light_scattering_coefficient_amean_qc" shape="Wavelength aerosol_light_scattering_coefficient_amean_qc_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="aerosol_light_scattering_coefficient_amean_ebasmetadata" shape="Wavelength metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="aerosol_light_scattering_coefficient_prec1587" shape="Wavelength time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/Mm" />
    <attribute name="ancillary_variables" value="aerosol_light_scattering_coefficient_prec1587_qc aerosol_light_scattering_coefficient_prec1587_ebasmetadata" />
    <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="20180115000000" />
    <attribute name="ebas_version" value="1.0" />
    <attribute name="ebas_version_description" value="initial revision, cloud-screened, trace-gas corrected, manually inspected" />
    <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="5mn" />
    <attribute name="ebas_station_code" value="FI0096G" />
    <attribute name="ebas_platform_code" value="FI0096S" />
    <attribute name="ebas_station_name" value="Pallas (Sammaltunturi)" />
    <attribute name="ebas_station_wdca_id" value="GAWAFI__PAL" />
    <attribute name="ebas_station_gaw_id" value="PAL" />
    <attribute name="ebas_station_gaw_name" value="Pallas" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="67.973333333" />
    <attribute name="ebas_station_longitude" value="24.116111111" />
    <attribute name="ebas_station_altitude" value="565.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="67.97361" />
    <attribute name="ebas_measurement_longitude" value="24.11583" />
    <attribute name="ebas_measurement_altitude" value="560.0 m" />
    <attribute name="ebas_measurement_height" value="7.0 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="pm10" />
    <attribute name="ebas_laboratory_code" value="FI01L" />
    <attribute name="ebas_instrument_type" value="nephelometer" />
    <attribute name="ebas_instrument_name" value="TSI_3563_PAL_dry" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3563" />
    <attribute name="ebas_instrument_serial_number" value="N/A" />
    <attribute name="ebas_method_ref" value="FI01L_JoBa18_neph_control_lev2_0_0_2+15.1.2018" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Rupprecht&amp;Patachnik, flow 10 l/min" />
    <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_detection_limit" value="0.5 1/Mm" />
    <attribute name="ebas_measurement_uncertainty" value="0.5 1/Mm" />
    <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="FI01L, Finnish Meteorological Institute, FMI, Atmospheric Composition Unit, Erik Palménin aukio, , FI-00560, Helsinki, Finland" />
    <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="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
    <attribute name="ebas_submitter" value="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Standard Anderson &amp; Ogren 1998 values used for truncation correction and applied after averaging" />
  </variable>
  <variable name="aerosol_light_scattering_coefficient_prec1587_qc" shape="Wavelength aerosol_light_scattering_coefficient_prec1587_qc_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="aerosol_light_scattering_coefficient_prec1587_ebasmetadata" shape="Wavelength metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="aerosol_light_scattering_coefficient_perc8413" shape="Wavelength time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/Mm" />
    <attribute name="ancillary_variables" value="aerosol_light_scattering_coefficient_perc8413_qc aerosol_light_scattering_coefficient_perc8413_ebasmetadata" />
    <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="20180115000000" />
    <attribute name="ebas_version" value="1.0" />
    <attribute name="ebas_version_description" value="initial revision, cloud-screened, trace-gas corrected, manually inspected" />
    <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="5mn" />
    <attribute name="ebas_station_code" value="FI0096G" />
    <attribute name="ebas_platform_code" value="FI0096S" />
    <attribute name="ebas_station_name" value="Pallas (Sammaltunturi)" />
    <attribute name="ebas_station_wdca_id" value="GAWAFI__PAL" />
    <attribute name="ebas_station_gaw_id" value="PAL" />
    <attribute name="ebas_station_gaw_name" value="Pallas" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="67.973333333" />
    <attribute name="ebas_station_longitude" value="24.116111111" />
    <attribute name="ebas_station_altitude" value="565.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="67.97361" />
    <attribute name="ebas_measurement_longitude" value="24.11583" />
    <attribute name="ebas_measurement_altitude" value="560.0 m" />
    <attribute name="ebas_measurement_height" value="7.0 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="pm10" />
    <attribute name="ebas_laboratory_code" value="FI01L" />
    <attribute name="ebas_instrument_type" value="nephelometer" />
    <attribute name="ebas_instrument_name" value="TSI_3563_PAL_dry" />
    <attribute name="ebas_instrument_manufacturer" value="TSI" />
    <attribute name="ebas_instrument_model" value="3563" />
    <attribute name="ebas_instrument_serial_number" value="N/A" />
    <attribute name="ebas_method_ref" value="FI01L_JoBa18_neph_control_lev2_0_0_2+15.1.2018" />
    <attribute name="ebas_standard_method" value="cal-gas=CO2+AIR_truncation-correction=Anderson1998" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Rupprecht&amp;Patachnik, flow 10 l/min" />
    <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_detection_limit" value="0.5 1/Mm" />
    <attribute name="ebas_measurement_uncertainty" value="0.5 1/Mm" />
    <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="FI01L, Finnish Meteorological Institute, FMI, Atmospheric Composition Unit, Erik Palménin aukio, , FI-00560, Helsinki, Finland" />
    <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="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
    <attribute name="ebas_submitter" value="Backman, John, john.backman@fmi.fi, Finnish Meteorological Institute, FMI, , Erik Palmenin aukio 1, , FI-00560, Helsinki, Finland" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Standard Anderson &amp; Ogren 1998 values used for truncation correction and applied after averaging" />
  </variable>
  <variable name="aerosol_light_scattering_coefficient_perc8413_qc" shape="Wavelength aerosol_light_scattering_coefficient_perc8413_qc_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="aerosol_light_scattering_coefficient_perc8413_ebasmetadata" shape="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 1900-01-01 00:00:00 UTC" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="gregorian" />
    <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 1900-01-01 00:00:00 UTC" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="gregorian" />
    <attribute name="bounds" value="metadata_time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
  </variable>
  <variable name="Location" shape="Location" type="String" />
  <variable name="Wavelength" shape="Wavelength" type="double" />
</netcdf>
