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  <attribute name="Conventions" value="CF-1.8, ACDD-1.3" />
  <attribute name="featureType" value="timeSeries" />
  <attribute name="title" value="Pm10_mass at Danum Valley" />
  <attribute name="summary" value="Pm10_mass at Danum Valley. These measurements are gathered as a part of the following projects GAW-WDCA and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: ['pm10_mass in pm10 (mass_concentration_of_pm10_ambient_aerosol_particles_in_air)']" />
  <attribute name="keywords" value="&quot;Danum Valley&quot; MY1053R pm10_mass pm10 GAW-WDCA mass_concentration_of_pm10_ambient_aerosol_particles_in_air" />
  <attribute name="id" value="PWCJ-5T2K.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="GAW-WDCA" />
  <attribute name="acknowledgement" value="" />
  <attribute name="doi" value="https://doi.org/10.48597/PWCJ-5T2K" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Mohamad, M., Toh, Y., GAW-WDCA, 2019, Pm10_mass at Danum Valley, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/PWCJ-5T2K" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="MY02L &quot;Malaysian Meteorological Department, Environmental Studies Division&quot; MMD &quot;Jalan Sultan, 46667, Petaling Jaya, Selangor, Malaysia&quot;" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2023-01-05T13:23:44.338047Z" />
  <attribute name="date_metadata_modified" value="2019-10-25T11:36:15Z" />
  <attribute name="creator_name" value="Maznorizan Mohamad, Ying Ying Toh" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value=", " />
  <attribute name="creator_institution" value=", " />
  <attribute name="contributor_name" value="Ying Ying Toh" />
  <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 (117.85 4.983333 427)" />
  <attribute name="geospatial_lat_min" type="double" value="4.983333" />
  <attribute name="geospatial_lat_max" type="double" value="4.983333" />
  <attribute name="geospatial_lon_min" type="double" value="117.85" />
  <attribute name="geospatial_lon_max" type="double" value="117.85" />
  <attribute name="geospatial_vertical_min" type="double" value="427.0" />
  <attribute name="geospatial_vertical_max" type="double" value="427.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="time_coverage_start" value="2011-01-01T00:00:00Z" />
  <attribute name="time_coverage_end" value="2012-01-01T00:00:00Z" />
  <attribute name="time_coverage_duration" value="P0001-00-00T00:00:00" />
  <attribute name="time_coverage_resolution" value="P0000-00-01T00:00:00" />
  <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="Mohamad, M., Toh, Y., GAW-WDCA, 2019, Pm10_mass at Danum Valley, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/PWCJ-5T2K" />
  <attribute name="ebas_set_type_code" value="TU" />
  <attribute name="ebas_timezone" value="UTC" />
  <attribute name="ebas_file_name" value="PWCJ-5T2K.nc" />
  <attribute name="ebas_represents_doi" value="https://doi.org/10.48597/PWCJ-5T2K" />
  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/PWCJ-5T2K" />
  <attribute name="ebas_file_creation" value="2026-05-08T16:42:32.548812Z" />
  <attribute name="ebas_export_state" value="2023-01-05T13:23:44.338047Z" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="2011-01-01T00:00:00.000000Z" />
  <attribute name="ebas_revision_date" value="2019-10-25T11:36:15.743000Z" />
  <attribute name="ebas_statistics" value="arithmetic mean" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="1y" />
  <attribute name="ebas_resolution_code" value="1d" />
  <attribute name="ebas_station_code" value="MY1053R" />
  <attribute name="ebas_platform_code" value="MY1053S" />
  <attribute name="ebas_station_name" value="Danum Valley" />
  <attribute name="ebas_station_gaw_id" value="DMV" />
  <attribute name="ebas_station_gaw_name" value="Danum Valley" />
  <attribute name="ebas_station_gaw_type" value="G" />
  <attribute name="ebas_station_latitude" type="double" value="4.983333" />
  <attribute name="ebas_station_longitude" type="double" value="117.85" />
  <attribute name="ebas_station_altitude" value="427.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_component" value="pm10_mass" />
  <attribute name="ebas_unit" value="ug/m3" />
  <attribute name="ebas_matrix" value="pm10" />
  <attribute name="ebas_laboratory_code" value="MY02L" />
  <attribute name="ebas_instrument_type" value="TEOM" />
  <attribute name="ebas_instrument_name" value="Rupprecht-Patashnick_1400ab_DMV" />
  <attribute name="ebas_method_ref" value="MY02L_pm10_TEOM1400ab" />
  <attribute name="ebas_standard_method" value="None" />
  <attribute name="ebas_inlet_type" value="Impactor--direct" />
  <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
  <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" value="30.0 %" />
  <attribute name="ebas_organization" value="MY02L, &quot;Malaysian Meteorological Department, Environmental Studies Division&quot;, MMD, , &quot;Jalan Sultan, 46667, Petaling Jaya, Selangor, Malaysia&quot;, , , , " />
  <attribute name="ebas_framework_acronym" value="GAW-WDCA" />
  <attribute name="ebas_framework_name" value="World Data Centre for Aerosols" />
  <attribute name="ebas_framework_description" value="&quot;The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme.&quot;" />
  <attribute name="ebas_framework_contact_name" value="Markus Fiebig" />
  <attribute name="ebas_framework_contact_email" value="Markus.Fiebig@nilu.no" />
  <attribute name="ebas_originator" value="&quot;Mohamad, Maznorizan, , , , , , , , , &quot;, &quot;Toh, Ying Ying, , , , , , , , , &quot;" />
  <attribute name="ebas_submitter" value="&quot;Toh, Ying Ying, , , , , , , , , &quot;" />
  <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the framework: GAW-WDCA." />
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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="standard_name_vocabulary" value="CF-1.7, ACDD-1.3" />
  <attribute name="history" value="None" />
  <attribute name="creator_url" value="ebas.nilu.no" />
  <attribute name="_CoordSysBuilder" value="ucar.nc2.internal.dataset.conv.CF1Convention" />
  <dimension name="time" length="365" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="1" />
  <dimension name="qc_pm10_mass_flags" length="2" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2011-01-01T12:00:00Z" />
    <attribute name="time_coverage_end" value="2011-12-31T12:00:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="86400.0" />
    <attribute name="time_coverage_duration" value="P0Y0M364DT0H0M0.000S" />
  </group>
  <group name="NCISOMetadata">
    <attribute name="metadata_creation" value="2026-05-18" />
    <attribute name="nciso_version" value="2.4.8" />
  </group>
  <variable name="time_bnds" shape="time tbnds" type="double">
    <attribute name="long_name" value="time bounds for measurement" />
  </variable>
  <variable name="metadata_time_bnds" shape="metadata_time tbnds" type="double">
    <attribute name="long_name" value="time bounds for ebas metadata intervals" />
  </variable>
  <variable name="v_pm10_mass" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_pm10_ambient_aerosol_particles_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="qc_pm10_mass meta_pm10_mass" />
    <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="2019-10-25T11:36:15.743000Z" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="MY1053R" />
    <attribute name="ebas_platform_code" value="MY1053S" />
    <attribute name="ebas_station_name" value="Danum Valley" />
    <attribute name="ebas_station_gaw_id" value="DMV" />
    <attribute name="ebas_station_gaw_name" value="Danum Valley" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_latitude" type="double" value="4.983333" />
    <attribute name="ebas_station_longitude" type="double" value="117.85" />
    <attribute name="ebas_station_altitude" value="427.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="pm10_mass" />
    <attribute name="ebas_unit" value="ug/m3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="MY02L" />
    <attribute name="ebas_instrument_type" value="TEOM" />
    <attribute name="ebas_instrument_name" value="Rupprecht-Patashnick_1400ab_DMV" />
    <attribute name="ebas_method_ref" value="MY02L_pm10_TEOM1400ab" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <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" value="30.0 %" />
    <attribute name="ebas_organization" value="MY02L, &quot;Malaysian Meteorological Department, Environmental Studies Division&quot;, MMD, , &quot;Jalan Sultan, 46667, Petaling Jaya, Selangor, Malaysia&quot;, , , , " />
    <attribute name="ebas_framework_acronym" value="GAW-WDCA" />
    <attribute name="ebas_framework_name" value="World Data Centre for Aerosols" />
    <attribute name="ebas_framework_description" value="&quot;The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme.&quot;" />
    <attribute name="ebas_framework_contact_name" value="Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="&quot;Mohamad, Maznorizan, , , , , , , , , &quot;, &quot;Toh, Ying Ying, , , , , , , , , &quot;" />
    <attribute name="ebas_submitter" value="&quot;Toh, Ying Ying, , , , , , , , , &quot;" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the framework: GAW-WDCA." />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticlemassconcentration" />
    <attribute name="actris_variable_preferred_term" value="aerosol particle mass concentration" />
    <attribute name="actris_matrix_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/PM10" />
    <attribute name="actris_matrix_preferred_term" value="PM10" />
    <attribute name="actris_timeliness_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/scheduled" />
    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
    <attribute name="actris_instrument_type_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/taperedelementoscillatingmicrobalance" />
    <attribute name="actris_instrument_type_preferred_term" value="tapered element oscillating microbalance" />
    <attribute name="actris_framework_uri" value="https://vocabulary.actris.nilu.no/actris_controlled_lists/GAW-WDCA" />
    <attribute name="actris_framework_preferred_term" value="GAW-WDCA" />
    <attribute name="actris_temporal_resolution" value="P1D" />
    <attribute name="actris_access_restriction" type="long" value="0" />
  </variable>
  <variable name="qc_pm10_mass" shape="qc_pm10_mass_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="meta_pm10_mass" shape="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 1900-01-01T00:00:00Z" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="standard" />
    <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 1900-01-01T00:00:00Z" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="standard" />
    <attribute name="bounds" value="metadata_time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
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