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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 online_gc at Tacolneston (GB0057R)" />
  <attribute name="keywords" value="sulfur_hexafluoride, air, GAW-WDCRG, GB0057R, Tacolneston, mass_fraction_of_molecular_hydrogen_in_air, hydrogen, UK_DECC, mass_fraction_of_sulfur_hexafluoride_in_air, mass_fraction_of_dinitrogen_monoxide_in_air, dinitrogen_monoxide" />
  <attribute name="id" value="Q9YH-HK84.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="GAW-WDCRG, UK_DECC" />
  <attribute name="acknowledgement" type="double" />
  <attribute name="doi" value="https://doi.org/10.48597/Q9YH-HK84" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges, Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges, Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges, Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges, Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges, dinitrogen_monoxide, hydrogen, sulfur_hexafluoride - online_gc at Tacolneston, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/Q9YH-HK84" />
  <attribute name="summary" value="Ground based in situ observations of online_gc at Tacolneston (GB0057R). These measurements are gathered as a part of the following projects GAW-WDCRG, UK_DECC and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: dinitrogen_monoxide in air (mass_fraction_of_dinitrogen_monoxide_in_air), dinitrogen_monoxide in air (mass_fraction_of_dinitrogen_monoxide_in_air), hydrogen in air (mass_fraction_of_molecular_hydrogen_in_air), hydrogen in air (mass_fraction_of_molecular_hydrogen_in_air), sulfur_hexafluoride in air (mass_fraction_of_sulfur_hexafluoride_in_air), sulfur_hexafluoride in air (mass_fraction_of_sulfur_hexafluoride_in_air)" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="GB05L, ACRG, University of Bristol, School of Chemistry, Cantocks Close, BS8 1TS, Bristol, United Kingdom, UNIVBRIS, Cantocks Close,, BS8 1TS, Bristol, United Kingdom" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2018-11-27T11:24:46 UTC" />
  <attribute name="date_metadata_modified" value="2018-11-27T11:24:46 UTC" />
  <attribute name="creator_name" value="Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges, Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges, Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges, Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges, Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value=", k.m.stanley@bristol.ac.uk, , , , , , k.m.stanley@bristol.ac.uk, , , , , , k.m.stanley@bristol.ac.uk, , , , , , k.m.stanley@bristol.ac.uk, , , , , , k.m.stanley@bristol.ac.uk, , , , " />
  <attribute name="creator_institution" value=", &quot;University of Bristol, Atmospheric Chemistry Research Group, ACRG&quot;, &quot;University of Bristol, Atmospheric Chem&quot;, &quot;University of Bristol, Atmospheric Chemistry Research Group, ACRG&quot;, &quot;University of East Anglia, School of Environmental Sciences&quot;, &quot;University of East Anglia, School of Environmental Sciences&quot;, , &quot;University of Bristol, Atmospheric Chemistry Research Group, ACRG&quot;, &quot;University of Bristol, Atmospheric Chem&quot;, &quot;University of Bristol, Atmospheric Chemistry Research Group, ACRG&quot;, &quot;University of East Anglia, School of Environmental Sciences&quot;, &quot;University of East Anglia, School of Environmental Sciences&quot;, , &quot;University of Bristol, Atmospheric Chemistry Research Group, ACRG&quot;, &quot;University of Bristol, Atmospheric Chem&quot;, &quot;University of Bristol, Atmospheric Chemistry Research Group, ACRG&quot;, &quot;University of East Anglia, School of Environmental Sciences&quot;, &quot;University of East Anglia, School of Environmental Sciences&quot;, , &quot;University of Bristol, Atmospheric Chemistry Research Group, ACRG&quot;, &quot;University of Bristol, Atmospheric Chem&quot;, &quot;University of Bristol, Atmospheric Chemistry Research Group, ACRG&quot;, &quot;University of East Anglia, School of Environmental Sciences&quot;, &quot;University of East Anglia, School of Environmental Sciences&quot;, , &quot;University of Bristol, Atmospheric Chemistry Research Group, ACRG&quot;, &quot;University of Bristol, Atmospheric Chem&quot;, &quot;University of Bristol, Atmospheric Chemistry Research Group, ACRG&quot;, &quot;University of East Anglia, School of Environmental Sciences&quot;, &quot;University of East Anglia, School of Environmental Sciences&quot;" />
  <attribute name="contributor_name" value="Kieran Stanley, Kieran Stanley, Kieran Stanley, Kieran Stanley, Kieran Stanley" />
  <attribute name="contributor_role" value="data submitter, 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 (52.5177 -1.1386 56.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
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  <attribute name="geospatial_lon_max" type="double" value="-1.1386" />
  <attribute name="geospatial_vertical_min" type="double" value="56.0" />
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  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2013-01-01T00:36:35 UTC" />
  <attribute name="time_coverage_end" value="2017-03-09T11:27:33 UTC" />
  <attribute name="time_coverage_duration" value="P0004-02-08T10:50:58" />
  <attribute name="time_coverage_resolution" value="P0000-00-00T00:00:00" />
  <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="Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges, Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges, Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges, Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges, Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges, dinitrogen_monoxide, hydrogen, sulfur_hexafluoride - online_gc at Tacolneston, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/Q9YH-HK84" />
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  <attribute name="ebas_file_creation" value="2023-12-12T02:50:24.605989 UTC" />
  <attribute name="ebas_export_state" value="2018-01-03T09:32:21.947000 UTC" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="20130101003635" />
  <attribute name="ebas_revision_date" value="20181127112446" />
  <attribute name="ebas_version" value="1" />
  <attribute name="ebas_version_description" value="initial revision, manually inspected" />
  <attribute name="ebas_data_level" value="1" />
  <attribute name="ebas_period_code" value="4y" />
  <attribute name="ebas_resolution_code" value="10mn" />
  <attribute name="ebas_sample_duration" value="1mn" />
  <attribute name="ebas_orig_time_res" value="10mn" />
  <attribute name="ebas_station_code" value="GB0057R" />
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  <attribute name="ebas_station_name" value="Tacolneston" />
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  <attribute name="ebas_station_longitude" value="-1.1386" />
  <attribute name="ebas_station_altitude" value="56.0 m" />
  <attribute name="ebas_measurement_height" value="100.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_matrix" value="air" />
  <attribute name="ebas_laboratory_code" value="GB05L" />
  <attribute name="ebas_instrument_type" value="online_gc" />
  <attribute name="ebas_instrument_name" value="Agilent_GC-uECD_6890_PP1_MD_TAC" />
  <attribute name="ebas_instrument_manufacturer" value="Agilent+Peak" />
  <attribute name="ebas_instrument_model" value="6890A_uECD+PP1_FID" />
  <attribute name="ebas_instrument_serial_number" value="UNKNOWN" />
  <attribute name="ebas_method_ref" value="GB05L_ACRG_DECC_MD" />
  <attribute name="ebas_inlet_type" value="Hat or hood" />
  <attribute name="ebas_inlet_description" value="Downward facing with hood, 100 m, stainless steel, flow ~20 l/min, 100m inlet sampled until 2017031020 and then switched to 185m inlet" />
  <attribute name="ebas_volume_std_temperature" value="273.15 K" />
  <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
  <attribute name="ebas_organization" value="GB05L, &quot;ACRG, University of Bristol, School of Chemistry, Cantocks Close, BS8 1TS, Bristol, United Kingdom&quot;, UNIVBRIS, , &quot;Cantocks Close,, BS8 1TS, Bristol, United Kingdom&quot;, , , , " />
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  <attribute name="ebas_framework_description" value="The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., " />
  <attribute name="ebas_framework_contact_name" value="Kjetil Tørseth, Ann Mari Fjæraa" />
  <attribute name="ebas_framework_contact_email" value="kt@nilu.no, " />
  <attribute name="ebas_originator" value="Sturges, William, , University of East Anglia, , School of Environmental Sciences, Norwich Research Park, , NR4 7TJ, Norwich, United Kingdom" />
  <attribute name="ebas_submitter" value="Stanley, Kieran, k.m.stanley@bristol.ac.uk, University of Bristol, ACRG, Atmospheric Chemistry Research Group, Cantocks Close, , BS8 1TS, Bristol, United Kingdom" />
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  <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;Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges, Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges, Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges, Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges, Simon O'Doherty, Kieran Stanley, Dickon Young, Ann Stavert, Sander van der Laan, William Sturges, dinitrogen_monoxide, hydrogen, sulfur_hexafluoride - online_gc at Tacolneston, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/Q9YH-HK84&quot;,&#xA;    &quot;Set type code&quot;: &quot;TI&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;Q9YH-HK84.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/Q9YH-HK84&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/Q9YH-HK84&quot;,&#xA;    &quot;File creation&quot;: &quot;2023-12-12T02:50:24.605989 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2018-01-03T09:32:21.947000 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;20130101003635&quot;,&#xA;    &quot;Revision date&quot;: &quot;20181127112446&quot;,&#xA;    &quot;Version&quot;: &quot;1&quot;,&#xA;    &quot;Version description&quot;: &quot;initial revision, manually inspected&quot;,&#xA;    &quot;Data level&quot;: &quot;1&quot;,&#xA;    &quot;Period code&quot;: &quot;4y&quot;,&#xA;    &quot;Resolution code&quot;: &quot;10mn&quot;,&#xA;    &quot;Sample duration&quot;: &quot;1mn&quot;,&#xA;    &quot;Orig. time res.&quot;: &quot;10mn&quot;,&#xA;    &quot;Station code&quot;: &quot;GB0057R&quot;,&#xA;    &quot;Platform code&quot;: &quot;GB0057S&quot;,&#xA;    &quot;Station name&quot;: &quot;Tacolneston&quot;,&#xA;    &quot;Station latitude&quot;: &quot;52.5177&quot;,&#xA;    &quot;Station longitude&quot;: &quot;-1.1386&quot;,&#xA;    &quot;Station altitude&quot;: &quot;56.0 m&quot;,&#xA;    &quot;Measurement height&quot;: &quot;100.0 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Matrix&quot;: &quot;air&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;GB05L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;online_gc&quot;,&#xA;    &quot;Instrument name&quot;: &quot;Agilent_GC-uECD_6890_PP1_MD_TAC&quot;,&#xA;    &quot;Instrument manufacturer&quot;: &quot;Agilent+Peak&quot;,&#xA;    &quot;Instrument model&quot;: &quot;6890A_uECD+PP1_FID&quot;,&#xA;    &quot;Instrument serial number&quot;: &quot;UNKNOWN&quot;,&#xA;    &quot;Method ref&quot;: &quot;GB05L_ACRG_DECC_MD&quot;,&#xA;    &quot;Inlet type&quot;: &quot;Hat or hood&quot;,&#xA;    &quot;Inlet description&quot;: &quot;Downward facing with hood, 100 m, stainless steel, flow ~20 l/min, 100m inlet sampled until 2017031020 and then switched to 185m inlet&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;Organization&quot;: &quot;GB05L, \&quot;ACRG, University of Bristol, School of Chemistry, Cantocks Close, BS8 1TS, Bristol, United Kingdom\&quot;, UNIVBRIS, , \&quot;Cantocks Close,, BS8 1TS, Bristol, United Kingdom\&quot;, , , , &quot;,&#xA;    &quot;Framework acronym&quot;: &quot;GAW-WDCRG, UK_DECC&quot;,&#xA;    &quot;Framework name&quot;: &quot;World Data Centre for Reactive Gases, &quot;,&#xA;    &quot;Framework description&quot;: &quot;The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., &quot;,&#xA;    &quot;Framework contact name&quot;: &quot;Kjetil Tørseth, Ann Mari Fjæraa&quot;,&#xA;    &quot;Framework contact email&quot;: &quot;kt@nilu.no, &quot;,&#xA;    &quot;Originator&quot;: &quot;Sturges, William, , University of East Anglia, , School of Environmental Sciences, Norwich Research Park, , NR4 7TJ, Norwich, United Kingdom&quot;,&#xA;    &quot;Submitter&quot;: &quot;Stanley, Kieran, k.m.stanley@bristol.ac.uk, University of Bristol, ACRG, Atmospheric Chemistry Research Group, Cantocks Close, , BS8 1TS, Bristol, United Kingdom&quot;&#xA;}" />
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    <attribute name="ebas_matrix" value="air" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="hydrogen_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_molecular_hydrogen_in_air" />
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  <variable name="hydrogen_amean_qc" shape="hydrogen_amean_qc_flags time" type="int">
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="hydrogen_ExpUnc3s" shape="time" type="double">
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  <variable name="hydrogen_ExpUnc3s_qc" shape="hydrogen_ExpUnc3s_qc_flags time" type="int">
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
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  <variable name="sulfur_hexafluoride_amean_qc" shape="sulfur_hexafluoride_amean_qc_flags time" type="int">
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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    <attribute name="_CoordinateAxisType" value="Time" />
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  <variable name="metadata_time" shape="metadata_time" type="double">
    <attribute name="long_name" value="time of ebas metadata intervals" />
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    <attribute name="_CoordinateAxisType" value="Time" />
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</netcdf>
