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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 dmps at Vavihill (SE0011R)" />
  <attribute name="keywords" value="ACTRIS, particle_number_size_distribution, Vavihill, pm10, SE0011R, EMEP, GAW-WDCA" />
  <attribute name="id" value="Q6VW-HNVQ.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="ACTRIS, EMEP, GAW-WDCA" />
  <attribute name="acknowledgement" value="Request acknowledgement details from data originator" />
  <attribute name="doi" value="https://doi.org/10.48597/Q6VW-HNVQ" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Erik Swietlicki, particle_number_size_distribution - dmps at Vavihill, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/Q6VW-HNVQ" />
  <attribute name="summary" value="Ground based in situ observations of dmps at Vavihill (SE0011R). These measurements are gathered as a part of the following projects ACTRIS, EMEP, GAW-WDCA and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: particle_number_size_distribution in pm10, particle_number_size_distribution in pm10, particle_number_size_distribution in pm10" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="SE04L, Lund University, Box 118, S-2210, Lund, Sweden" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2017-03-27T00:00:00 UTC" />
  <attribute name="date_metadata_modified" value="2017-03-27T00:00:00 UTC" />
  <attribute name="creator_name" value="Erik Swietlicki" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="" />
  <attribute name="creator_institution" value="" />
  <attribute name="contributor_name" value="Patrik Nilsson" />
  <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 (56.02 172.0 13.15)" />
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  <attribute name="geospatial_lat_max" type="double" value="56.02" />
  <attribute name="geospatial_lon_min" type="double" value="172.0" />
  <attribute name="geospatial_lon_max" type="double" value="172.0" />
  <attribute name="geospatial_vertical_min" type="double" value="13.15" />
  <attribute name="geospatial_vertical_max" type="double" value="13.15" />
  <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" />
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  <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="ebas_citation" value="Erik Swietlicki, particle_number_size_distribution - dmps at Vavihill, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/Q6VW-HNVQ" />
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  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/Q6VW-HNVQ" />
  <attribute name="ebas_file_creation" value="2023-12-17T01:46:22.382443 UTC" />
  <attribute name="ebas_export_state" value="2017-06-14T11:35:24.013000 UTC" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="20160101000000" />
  <attribute name="ebas_revision_date" value="20170327000000" />
  <attribute name="ebas_version" value="2" />
  <attribute name="ebas_version_description" value="initial revision," />
  <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="10mn" />
  <attribute name="ebas_station_code" value="SE0011R" />
  <attribute name="ebas_platform_code" value="SE0011S" />
  <attribute name="ebas_station_name" value="Vavihill" />
  <attribute name="ebas_station_latitude" value="56.016667" />
  <attribute name="ebas_station_longitude" value="13.15" />
  <attribute name="ebas_station_altitude" value="175.0 m" />
  <attribute name="ebas_measuremenet_latitude" value="56.02" />
  <attribute name="ebas_measurement_longitude" value="172.0" />
  <attribute name="ebas_measurement_altitude" value="13.15 m" />
  <attribute name="ebas_measurement_height" value="5.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_matrix" value="pm10" />
  <attribute name="ebas_laboratory_code" value="SE04L" />
  <attribute name="ebas_instrument_type" value="dmps" />
  <attribute name="ebas_instrument_name" value="DMPS_Vavihill01" />
  <attribute name="ebas_method_ref" value="SE04L_dmps_DMPS_Vavihill01" />
  <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
  <attribute name="ebas_inlet_type" value="Impactor--direct" />
  <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, flow 17 l/min" />
  <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
  <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
  <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="uncertainty range between instruments in intercomparison by Wiedensohler et al. 2012." />
  <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
  <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations at very low concentrations" />
  <attribute name="ebas_organization" value="SE04L, Lund University, , , Box 118, , S-2210, Lund, Sweden" />
  <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA" />
  <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, 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 European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., 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, Kjetil Tørseth, Markus Fiebig" />
  <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
  <attribute name="ebas_originator" value="Swietlicki, Erik, , , , , , , , , " />
  <attribute name="ebas_submitter" value="Nilsson, Patrik, patrik.nilsson@design.lth.se, Lund University, , , Box 118, S, 22100, Lund, Sweden" />
  <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  <attribute name="ebas_comment" value="None" />
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  <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;Erik Swietlicki, particle_number_size_distribution - dmps at Vavihill, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/Q6VW-HNVQ&quot;,&#xA;    &quot;Set type code&quot;: &quot;TI&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;Q6VW-HNVQ.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/Q6VW-HNVQ&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/Q6VW-HNVQ&quot;,&#xA;    &quot;File creation&quot;: &quot;2023-12-17T01:46:22.382443 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2017-06-14T11:35:24.013000 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;20170327000000&quot;,&#xA;    &quot;Version&quot;: &quot;2&quot;,&#xA;    &quot;Version description&quot;: &quot;initial revision,&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;10mn&quot;,&#xA;    &quot;Station code&quot;: &quot;SE0011R&quot;,&#xA;    &quot;Platform code&quot;: &quot;SE0011S&quot;,&#xA;    &quot;Station name&quot;: &quot;Vavihill&quot;,&#xA;    &quot;Station latitude&quot;: &quot;56.016667&quot;,&#xA;    &quot;Station longitude&quot;: &quot;13.15&quot;,&#xA;    &quot;Station altitude&quot;: &quot;175.0 m&quot;,&#xA;    &quot;Measurement latitude&quot;: &quot;56.02&quot;,&#xA;    &quot;Measurement longitude&quot;: &quot;172.0&quot;,&#xA;    &quot;Measurement altitude&quot;: &quot;13.15 m&quot;,&#xA;    &quot;Measurement height&quot;: &quot;5.0 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Matrix&quot;: &quot;pm10&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;SE04L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;dmps&quot;,&#xA;    &quot;Instrument name&quot;: &quot;DMPS_Vavihill01&quot;,&#xA;    &quot;Method ref&quot;: &quot;SE04L_dmps_DMPS_Vavihill01&quot;,&#xA;    &quot;Standard method&quot;: &quot;SOP=Wiedensohler2012&quot;,&#xA;    &quot;Inlet type&quot;: &quot;Impactor--direct&quot;,&#xA;    &quot;Inlet description&quot;: &quot;PM10 at ambient humidity inlet, flow 17 l/min&quot;,&#xA;    &quot;Humidity/temperature control&quot;: &quot;Nafion dryer&quot;,&#xA;    &quot;Humidity/temperature control description&quot;: &quot;sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air&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;Measurement uncertainty expl.&quot;: &quot;uncertainty range between instruments in intercomparison by Wiedensohler et al. 2012.&quot;,&#xA;    &quot;Zero/negative values code&quot;: &quot;Zero/negative possible&quot;,&#xA;    &quot;Zero/negative values&quot;: &quot;Zero and negative values may appear due to statistical variations at very low concentrations&quot;,&#xA;    &quot;Organization&quot;: &quot;SE04L, Lund University, , , Box 118, , S-2210, Lund, Sweden&quot;,&#xA;    &quot;Framework acronym&quot;: &quot;ACTRIS, EMEP, GAW-WDCA&quot;,&#xA;    &quot;Framework name&quot;: &quot;European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, 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 European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., 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, Kjetil Tørseth, Markus Fiebig&quot;,&#xA;    &quot;Framework contact email&quot;: &quot;clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no&quot;,&#xA;    &quot;Originator&quot;: &quot;Swietlicki, Erik, , , , , , , , , &quot;,&#xA;    &quot;Submitter&quot;: &quot;Nilsson, Patrik, patrik.nilsson@design.lth.se, Lund University, , , Box 118, S, 22100, Lund, Sweden&quot;,&#xA;    &quot;Acknowledgement&quot;: &quot;Request acknowledgement details from data originator&quot;,&#xA;    &quot;Comment&quot;: &quot;None&quot;&#xA;}" />
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  <attribute name="creator_url" value="ebas.nilu.no" />
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  <dimension name="time" length="8784" />
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  <dimension name="Location" length="1" />
  <dimension name="pressure_qc_flags" length="1" />
  <dimension name="temperature_qc_flags" length="1" />
  <dimension name="D" length="37" />
  <dimension name="particle_number_size_distribution_amean_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_prec1587_qc_flags" length="1" />
  <dimension name="particle_number_size_distribution_perc8413_qc_flags" length="1" />
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    <attribute name="long_name" value="time bounds for ebas metadata intervals" />
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    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
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    <attribute name="ebas_version_description" value="initial revision," />
    <attribute name="ebas_statistics" value="arithmetic mean" />
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    <attribute name="ebas_measurement_longitude" value="172.0" />
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    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig" />
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    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
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    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
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    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="SE04L, Lund University, , , Box 118, , S-2210, Lund, Sweden" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, 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 European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., 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, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="Swietlicki, Erik, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Nilsson, Patrik, patrik.nilsson@design.lth.se, Lund University, , , Box 118, S, 22100, Lund, Sweden" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </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="particle_number_size_distribution_amean" shape="D time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_qc particle_number_size_distribution_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="20170327000000" />
    <attribute name="ebas_version" value="2" />
    <attribute name="ebas_version_description" value="initial revision," />
    <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="10mn" />
    <attribute name="ebas_station_code" value="SE0011R" />
    <attribute name="ebas_platform_code" value="SE0011S" />
    <attribute name="ebas_station_name" value="Vavihill" />
    <attribute name="ebas_station_latitude" value="56.016667" />
    <attribute name="ebas_station_longitude" value="13.15" />
    <attribute name="ebas_station_altitude" value="175.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="56.02" />
    <attribute name="ebas_measurement_longitude" value="172.0" />
    <attribute name="ebas_measurement_altitude" value="13.15 m" />
    <attribute name="ebas_measurement_height" value="5.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="SE04L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="DMPS_Vavihill01" />
    <attribute name="ebas_method_ref" value="SE04L_dmps_DMPS_Vavihill01" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, flow 17 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <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="0.0 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_measurement_uncertainty_expl" value="uncertainty range between instruments in intercomparison by Wiedensohler et al. 2012." />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="SE04L, Lund University, , , Box 118, , S-2210, Lund, Sweden" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, 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 European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., 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, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="Swietlicki, Erik, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Nilsson, Patrik, patrik.nilsson@design.lth.se, Lund University, , , Box 118, S, 22100, Lund, Sweden" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_qc" shape="D particle_number_size_distribution_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="particle_number_size_distribution_amean_ebasmetadata" shape="D metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587" shape="D time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_qc particle_number_size_distribution_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="20170327000000" />
    <attribute name="ebas_version" value="2" />
    <attribute name="ebas_version_description" value="initial revision," />
    <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="10mn" />
    <attribute name="ebas_station_code" value="SE0011R" />
    <attribute name="ebas_platform_code" value="SE0011S" />
    <attribute name="ebas_station_name" value="Vavihill" />
    <attribute name="ebas_station_latitude" value="56.016667" />
    <attribute name="ebas_station_longitude" value="13.15" />
    <attribute name="ebas_station_altitude" value="175.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="56.02" />
    <attribute name="ebas_measurement_longitude" value="172.0" />
    <attribute name="ebas_measurement_altitude" value="13.15 m" />
    <attribute name="ebas_measurement_height" value="5.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="SE04L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="DMPS_Vavihill01" />
    <attribute name="ebas_method_ref" value="SE04L_dmps_DMPS_Vavihill01" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, flow 17 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <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="0.0 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_measurement_uncertainty_expl" value="uncertainty range between instruments in intercomparison by Wiedensohler et al. 2012." />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="SE04L, Lund University, , , Box 118, , S-2210, Lund, Sweden" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, 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 European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., 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, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="Swietlicki, Erik, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Nilsson, Patrik, patrik.nilsson@design.lth.se, Lund University, , , Box 118, S, 22100, Lund, Sweden" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_qc" shape="D particle_number_size_distribution_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="particle_number_size_distribution_prec1587_ebasmetadata" shape="D metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413" shape="D time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_qc particle_number_size_distribution_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="20170327000000" />
    <attribute name="ebas_version" value="2" />
    <attribute name="ebas_version_description" value="initial revision," />
    <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="10mn" />
    <attribute name="ebas_station_code" value="SE0011R" />
    <attribute name="ebas_platform_code" value="SE0011S" />
    <attribute name="ebas_station_name" value="Vavihill" />
    <attribute name="ebas_station_latitude" value="56.016667" />
    <attribute name="ebas_station_longitude" value="13.15" />
    <attribute name="ebas_station_altitude" value="175.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="56.02" />
    <attribute name="ebas_measurement_longitude" value="172.0" />
    <attribute name="ebas_measurement_altitude" value="13.15 m" />
    <attribute name="ebas_measurement_height" value="5.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="SE04L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="DMPS_Vavihill01" />
    <attribute name="ebas_method_ref" value="SE04L_dmps_DMPS_Vavihill01" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, flow 17 l/min" />
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    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <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="0.0 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_measurement_uncertainty_expl" value="uncertainty range between instruments in intercomparison by Wiedensohler et al. 2012." />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="SE04L, Lund University, , , Box 118, , S-2210, Lund, Sweden" />
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    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, 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 European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., 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, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="Swietlicki, Erik, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Nilsson, Patrik, patrik.nilsson@design.lth.se, Lund University, , , Box 118, S, 22100, Lund, Sweden" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_qc" shape="D particle_number_size_distribution_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="particle_number_size_distribution_perc8413_ebasmetadata" shape="D 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="D" shape="D" type="double" />
</netcdf>
