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  <attribute name="Conventions" value="CF-1.8, ACDD-1.3" />
  <attribute name="featureType" value="timeSeries" />
  <attribute name="title" value="Ozone at K-puszta" />
  <attribute name="keywords" value="air, EMEP, sel_GEOmon2.1, mole_fraction_of_ozone_in_air, GAW-WDCRG, mass_concentration_of_ozone_in_air, K-puszta, HU0002R, ozone" />
  <attribute name="id" value="HU0002R.19900101000000.20260319100948.uv_abs.ozone.air.32y.1h.HU01L_OZ11.HU01L_uv_abs.lev2.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="EMEP, GAW-WDCRG, sel_GEOmon2.1" />
  <attribute name="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: EMEP.|Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: EMEP, sel_GEOmon2.1.|Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: EMEP, GAW-WDCRG." separator="|" />
  <attribute name="doi" value="https://doi.org/10.48597/QRRT-5KP9" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Haszpra, L., Ferenczi, Z., Labancz, K., Puskas, M., Gyarmatine Meszaros, E., EMEP, GAW-WDCRG, sel_GEOmon2.1, 2026, Ozone at K-puszta, data hosted by EBAS at NILU, Part of DOI: https://doi.org/10.48597/QRRT-5KP9" />
  <attribute name="summary" value="Ozone at K-puszta. These measurements are gathered as a part of the following projects EMEP, GAW-WDCRG, sel_GEOmon2.1 and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: ozone in air (mole_fraction_of_ozone_in_air), ozone in air (mass_concentration_of_ozone_in_air)" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="HU01L, Hungarian Meteorological Service, OMSZ, Unit of Analysis on Ambient Air, P.O.Box 39, 1675, Budapest, Hungary" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2026-03-19T10:09:48 UTC" />
  <attribute name="date_metadata_modified" value="2026-03-19T10:09:48 UTC" />
  <attribute name="creator_name" value="Laszlo Haszpra, Zita Ferenczi, Krisztina Labancz, Monika Puskas, Erzsebet Gyarmatine Meszaros" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value=", ferenczi.z@met.hu, labancz.k@met.hu, puskas.monika@met.hu, " />
  <attribute name="creator_institution" value=", &quot;Hungarian Meteorological Service, Unit of Analysis on Ambient Air, OMSZ&quot;, &quot;Hungarian Meteorological Service, Unit of Analysis on Ambient Air, OMSZ&quot;, &quot;Hungarian Meteorological Service, Unit Air Quality Reference Centre, OMSZ&quot;, " />
  <attribute name="contributor_name" value="Laszlo Bozo, Krisztina Labancz, Monika Puskas, Erzsebet Gyarmatine Meszaros" />
  <attribute name="contributor_role" value="data submitter, data submitter, data submitter, data submitter" />
  <attribute name="publisher_type" value="institution" />
  <attribute name="publisher_name" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_institution" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_email" value="ebas@nilu.no" />
  <attribute name="publisher_url" value="https://www.nilu.no/" />
  <attribute name="geospatial_bounds" value="POINT Z (46.965333 19.544889 125.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="46.965333" />
  <attribute name="geospatial_lat_max" type="double" value="46.965333" />
  <attribute name="geospatial_lon_min" type="double" value="19.544889" />
  <attribute name="geospatial_lon_max" type="double" value="19.544889" />
  <attribute name="geospatial_vertical_min" type="double" value="125.0" />
  <attribute name="geospatial_vertical_max" type="double" value="125.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="1990-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_end" value="2022-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_duration" value="P0032-00-00T00:00:00" />
  <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="Haszpra, L., Ferenczi, Z., Labancz, K., Puskas, M., Gyarmatine Meszaros, E., EMEP, GAW-WDCRG, sel_GEOmon2.1, 2026, Ozone at K-puszta, data hosted by EBAS at NILU, Part of DOI: https://doi.org/10.48597/QRRT-5KP9" />
  <attribute name="ebas_set_type_code" value="TI" />
  <attribute name="ebas_timezone" value="UTC" />
  <attribute name="ebas_file_name" value="HU0002R.19900101000000.20260319100948.uv_abs.ozone.air.32y.1h.HU01L_OZ11.HU01L_uv_abs.lev2.nc" />
  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/QRRT-5KP9" />
  <attribute name="ebas_file_creation" value="2026-03-19T14:34:36.388273 UTC" />
  <attribute name="ebas_export_state" value="2026-03-19T14:25:02.714097 UTC" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="19900101000000" />
  <attribute name="ebas_revision_date" value="20260319100948" />
  <attribute name="ebas_statistics" value="arithmetic mean" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="32y" />
  <attribute name="ebas_resolution_code" value="1h" />
  <attribute name="ebas_station_code" value="HU0002R" />
  <attribute name="ebas_platform_code" value="HU0002S" />
  <attribute name="ebas_station_name" value="K-puszta" />
  <attribute name="ebas_station_wdca_id" value="GAWAHU__KPS" />
  <attribute name="ebas_station_gaw_id" value="KPS" />
  <attribute name="ebas_station_gaw_name" value="K-Puszta" />
  <attribute name="ebas_station_land_use" value="Forest" />
  <attribute name="ebas_station_setting" value="Rural" />
  <attribute name="ebas_station_gaw_type" value="R" />
  <attribute name="ebas_station_wmo_region" value="6" />
  <attribute name="ebas_station_latitude" value="46.965333" />
  <attribute name="ebas_station_longitude" value="19.544889" />
  <attribute name="ebas_station_altitude" value="125.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_component" value="ozone" />
  <attribute name="ebas_matrix" value="air" />
  <attribute name="ebas_laboratory_code" value="HU01L" />
  <attribute name="ebas_instrument_type" value="uv_abs" />
  <attribute name="ebas_instrument_name" value="OZ11" />
  <attribute name="ebas_method_ref" value="HU01L_uv_abs" />
  <attribute name="ebas_standard_method" value="SOP=GAW_209(2013)" />
  <attribute name="ebas_inlet_type" value="Hat or hood" />
  <attribute name="ebas_humidity_temperaure_control" value="None" />
  <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
  <attribute name="ebas_organization" value="HU01L, Hungarian Meteorological Service, OMSZ, Unit of Analysis on Ambient Air, P.O.Box 39, , 1675, Budapest, Hungary" />
  <attribute name="ebas_originator" value="Gyarmatine Meszaros, Erzsebet, , , , , , , , , " />
  <attribute name="ebas_submitter" value="Gyarmatine Meszaros, Erzsebet, , , , , , , , , " />
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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;Haszpra, L., Ferenczi, Z., Labancz, K., Puskas, M., Gyarmatine Meszaros, E., EMEP, GAW-WDCRG, sel_GEOmon2.1, 2026, Ozone at K-puszta, data hosted by EBAS at NILU, Part of DOI: https://doi.org/10.48597/QRRT-5KP9&quot;,&#xA;    &quot;Set type code&quot;: &quot;TI&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;HU0002R.19900101000000.20260319100948.uv_abs.ozone.air.32y.1h.HU01L_OZ11.HU01L_uv_abs.lev2.nc&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/QRRT-5KP9&quot;,&#xA;    &quot;File creation&quot;: &quot;2026-03-19T14:34:36.388273 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2026-03-19T14:25:02.714097 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;19900101000000&quot;,&#xA;    &quot;Revision date&quot;: &quot;20260319100948&quot;,&#xA;    &quot;Statistics&quot;: &quot;arithmetic mean&quot;,&#xA;    &quot;Data level&quot;: &quot;2&quot;,&#xA;    &quot;Period code&quot;: &quot;32y&quot;,&#xA;    &quot;Resolution code&quot;: &quot;1h&quot;,&#xA;    &quot;Station code&quot;: &quot;HU0002R&quot;,&#xA;    &quot;Platform code&quot;: &quot;HU0002S&quot;,&#xA;    &quot;Station name&quot;: &quot;K-puszta&quot;,&#xA;    &quot;Station WDCA-ID&quot;: &quot;GAWAHU__KPS&quot;,&#xA;    &quot;Station GAW-ID&quot;: &quot;KPS&quot;,&#xA;    &quot;Station GAW-Name&quot;: &quot;K-Puszta&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;R&quot;,&#xA;    &quot;Station WMO region&quot;: &quot;6&quot;,&#xA;    &quot;Station latitude&quot;: &quot;46.965333&quot;,&#xA;    &quot;Station longitude&quot;: &quot;19.544889&quot;,&#xA;    &quot;Station altitude&quot;: &quot;125.0 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Component&quot;: &quot;ozone&quot;,&#xA;    &quot;Matrix&quot;: &quot;air&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;HU01L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;uv_abs&quot;,&#xA;    &quot;Instrument name&quot;: &quot;OZ11&quot;,&#xA;    &quot;Method ref&quot;: &quot;HU01L_uv_abs&quot;,&#xA;    &quot;Standard method&quot;: &quot;SOP=GAW_209(2013)&quot;,&#xA;    &quot;Inlet type&quot;: &quot;Hat or hood&quot;,&#xA;    &quot;Humidity/temperature control&quot;: &quot;None&quot;,&#xA;    &quot;Absorption cross section&quot;: &quot;Hearn, 1961&quot;,&#xA;    &quot;Organization&quot;: &quot;HU01L, Hungarian Meteorological Service, OMSZ, Unit of Analysis on Ambient Air, P.O.Box 39, , 1675, Budapest, Hungary&quot;,&#xA;    &quot;Originator&quot;: &quot;Gyarmatine Meszaros, Erzsebet, , , , , , , , , &quot;,&#xA;    &quot;Submitter&quot;: &quot;Gyarmatine Meszaros, Erzsebet, , , , , , , , , &quot;&#xA;}" />
  <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="271705" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="42" />
  <dimension name="ozone_nmol_per_mol_qc_flags" length="1" />
  <dimension name="ozone_ug_per_m3_qc_flags" length="1" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="1990-01-01T00:30:00Z" />
    <attribute name="time_coverage_end" value="2021-12-31T23:30:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="3716.0" />
    <attribute name="time_coverage_duration" value="P0Y0M11687DT23H0M0.000S" />
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  <group name="NCISOMetadata">
    <attribute name="metadata_creation" value="2026-04-07" />
    <attribute name="nciso_version" value="2.4.7" />
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  <variable name="time_bnds" shape="time tbnds" type="double">
    <attribute name="long_name" value="time bounds for measurement" />
  </variable>
  <variable name="metadata_time_bnds" shape="metadata_time tbnds" type="double">
    <attribute name="long_name" value="time bounds for ebas metadata intervals" />
  </variable>
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    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_ozone_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="nmol/mol" />
    <attribute name="ancillary_variables" value="ozone_nmol_per_mol_qc ozone_nmol_per_mol_ebasmetadata" />
    <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_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="HU0002R" />
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    <attribute name="ebas_station_gaw_type" value="R" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_volume_std_temperature" value="293.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
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    <attribute name="_CoordinateAxisType" value="Time" />
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    <attribute name="_CoordinateAxisType" value="Time" />
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