<codeBook xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xsi:schemaLocation="ddi:codebook:2_5 http://www.ddialliance.org/Specification/DDI-Codebook/2.5/XMLSchema/codebook.xsd" xmlns="ddi:codebook:2_5">
  <docDscr>
    <citation>
      <titlStmt>
        <titl xml:lang="sv">Simulerade signalfördröjningar av mikrovågor och atmosfärens strålningstemperaturer i frekvensområdet 14–40 GHz vid Onsala rymdobservatorium</titl>
        <parTitl xml:lang="en">Simulated microwave propagation delays and atmospheric sky brightness temperatures in the frequency range 14–40 GHz at the Onsala Space Observatory</parTitl>
        <IDNo agency="SND">2021-243-1-1</IDNo>
        <IDNo agency="DOI">https://doi.org/10.5878/31bx-v871</IDNo>
      </titlStmt>
      <prodStmt>
        <producer xml:lang="en" abbr="SND">Swedish National Data Service</producer>
        <producer xml:lang="sv" abbr="SND">Svensk nationell datatjänst</producer>
      </prodStmt>
      <holdings URI="https://doi.org/10.5878/31bx-v871">Landing page</holdings>
    </citation>
  </docDscr>
  <stdyDscr>
    <citation>
      <titlStmt>
        <titl xml:lang="sv">Simulerade signalfördröjningar av mikrovågor och atmosfärens strålningstemperaturer i frekvensområdet 14–40 GHz vid Onsala rymdobservatorium</titl>
        <parTitl xml:lang="en">Simulated microwave propagation delays and atmospheric sky brightness temperatures in the frequency range 14–40 GHz at the Onsala Space Observatory</parTitl>
        <IDNo agency="SND">2021-243-1-1</IDNo>
        <IDNo agency="DOI">https://doi.org/10.5878/31bx-v871</IDNo>
        <IDNo agency="DOI">10.1007/s00190-021-01571-z</IDNo>
      </titlStmt>
      <rspStmt>
        <AuthEnty xml:lang="en" affiliation="Space, Earth and Environmental Science, Chalmers University of Technology">Forkman, Peter</AuthEnty>
        <AuthEnty xml:lang="sv" affiliation="Rymd-, geo- och miljövetenskap, Chalmers tekniska högskola">Forkman, Peter</AuthEnty>
        <AuthEnty xml:lang="en" affiliation="Space, Earth and Environmental Science, Chalmers University of Technology">Flygare, Jonas</AuthEnty>
        <AuthEnty xml:lang="sv" affiliation="Rymd-, geo- och miljövetenskap, Chalmers tekniska högskola">Flygare, Jonas</AuthEnty>
        <AuthEnty xml:lang="en" affiliation="Space, Earth and Environmental Science, Chalmers University of Technology">Elgered, Gunnar</AuthEnty>
        <AuthEnty xml:lang="sv" affiliation="Rymd-, geo- och miljövetenskap, Chalmers tekniska högskola">Elgered, Gunnar</AuthEnty>
      </rspStmt>
      <prodStmt />
      <distStmt>
        <distrbtr xml:lang="en" abbr="SND" URI="https://snd.se">Swedish National Data Service</distrbtr>
        <distrbtr xml:lang="sv" abbr="SND" URI="https://snd.se">Svensk nationell datatjänst</distrbtr>
        <distDate xml:lang="en" date="2021-10-04" />
      </distStmt>
      <verStmt>
        <version elementVersion="1" elementVersionDate="2021-10-04" />
      </verStmt>
      <holdings URI="https://doi.org/10.5878/31bx-v871">Landing page</holdings>
    </citation>
    <stdyInfo>
      <subject>
        <keyword xml:lang="en" vocab="GCMD" vocabURI="https://gcmd.nasa.gov/kms/concept/d9654ddc-1dc0-4f9d-9b95-61ab0c3d6f87">MICROWAVE RADIANCE</keyword>
        <keyword xml:lang="en" vocab="GEMET" vocabURI="http://www.eionet.europa.eu/gemet/concept/3638">geodesy</keyword>
        <keyword xml:lang="sv" vocab="GEMET" vocabURI="http://www.eionet.europa.eu/gemet/concept/3638">geodesi</keyword>
        <keyword xml:lang="en" vocab="EnvThes" vocabURI="http://vocabs.lter-europe.net/EnvThes/22036">air water vapour concentration</keyword>
      </subject>
      <abstract xml:lang="en" contentType="abstract">The dataset contains time-series of signal propagation delay due to water vapour, liquid water path, and multi-dimensional time-series of atmospheric brightness temperature and transmission, in the frequency range 14 – 40 GHz, at the Onalsa Space Observatory. The simulations are carried out with or without liquid cloud water in the atmosphere. The normalized power-pattern of the antenna is also provided.

We have used atmospheric data from ECMWF and processed them with the open software package ARTS. Details are described in the published paper:
Forkman, P, Flygare, J and Elgered, G (2021). 
Water Vapour Radiometry in Geodetic Very Long Baseline Interferometry Telescopes: 
Assessed Through Simulations, Journal of Geodesy.

The uploaded readme.txt file gives all the necessary information.
The three data files are saved in the NetCDF format (*.nc)</abstract>
      <abstract xml:lang="sv" contentType="abstract">Data innehåller tidsserier med signalfördröjning på grund av vattenånga och och mängden flytande vatten samt flerdimensionella tidsserier av atmosfärens strålningstemperatur i frekvensområdet 14-40 GHz vid Onsala rymdobservatorium. Simuleringarna är gjorde med eller utan molnvatten i atmosfären. Antennens normaliserAade effektdiagram tillhandahålls också. 

Vi har använt atmosfäriska data från ECMWF och bearbetat dem med det öppna mjukvarupaketet ARTS. Detaljer beskrivs i den publicerade artikeln:
Forkman, P, Flygare, J och Elgered, G (2021).
Water Vapour Radiometry in Geodetic Very Long Baseline Interferometry Telescopes: 
Assessed Through Simulations, Journal of Geodesy.

Den uppladdade readme.txt -filen ger all nödvändig information.
De tre datafilerna sparas i NetCDF -format (*.nc)</abstract>
      <sumDscr>
        <dataKind xml:lang="en">Numeric</dataKind>
      </sumDscr>
    </stdyInfo>
    <method>
      <dataColl />
    </method>
    <dataAccs>
      <useStmt>
        <restrctn xml:lang="en">Access to data through SND. Data are freely accessible.</restrctn>
        <restrctn xml:lang="sv">Åtkomst till data via SND. Data är fritt tillgängliga.</restrctn>
        <conditions elementVersion="info:eu-repo-Access-Terms vocabulary">openAccess</conditions>
      </useStmt>
    </dataAccs>
    <othrStdyMat>
      <relPubl>
        <citation>
          <titlStmt>
            <titl xml:lang="sv">Forkman, P, Flygare, J and Elgered, G (2021). 
Water vapour radiometry in geodetic very long baseline interferometry telescopes: 
assessed through simulations, , 95, 117.</titl>
            <parTitl xml:lang="en">Forkman, P, Flygare, J and Elgered, G (2021). 
Water vapour radiometry in geodetic very long baseline interferometry telescopes: 
assessed through simulations, , 95, 117.</parTitl>
            <IDNo agency="DOI">10.1007/s00190-021-01571-z</IDNo>
          </titlStmt>
          <distStmt>
            <distDate date="2021">2021</distDate>
          </distStmt>
        </citation>
      </relPubl>
    </othrStdyMat>
  </stdyDscr>
</codeBook>