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        <identifier>oai:researchdata.se:2024-441/1</identifier>
        <datestamp>2025-02-11</datestamp>
        <setSpec>subject:ssif:10501</setSpec>
        <setSpec>subject:ssif:10508</setSpec>
        <setSpec>subject:ssif:105</setSpec>
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        <setSpec>principal:slug:uppsala-university</setSpec>
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        <oai_dc:dc xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/ http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
          <dc:type>info:eu-repo/semantics/other</dc:type>
          <dc:type>http://purl.org/dc/dcmitype/Dataset</dc:type>
          <dc:identifier>https://doi.org/10.57804/1dne-qk60</dc:identifier>
          <dc:title xml:lang="en">Space-time spectra of Northern Hemispheric Rossby waves at tropospheric and stratospheric levels during extended winter</dc:title>
          <dc:title xml:lang="sv">Space-time spectra of Northern Hemispheric Rossby waves at tropospheric and stratospheric levels during extended winter</dc:title>
          <dc:creator>https://orcid.org/0000-0001-5166-9618</dc:creator>
          <dc:creator>https://orcid.org/0009-0003-8761-1639</dc:creator>
          <dc:subject xml:lang="en">Climate Science</dc:subject>
          <dc:subject xml:lang="sv">Klimatvetenskap</dc:subject>
          <dc:subject xml:lang="en">Meteorology and Atmospheric Sciences</dc:subject>
          <dc:subject xml:lang="sv">Meteorologi och atmosfärsvetenskap</dc:subject>
          <dc:subject xml:lang="en">Climatology / Meteorology / Atmosphere</dc:subject>
          <dc:subject xml:lang="sv">Klimatologi och meteorologi</dc:subject>
          <dc:description xml:lang="en">Data contains daily Rossby wave spectra that were obtained from a double Fourier transform, in space and time, and displayed in harmonics with wavenumber n and phase speed c. The underlying dataset for the space-time Fourier analysis is meridional wind of ERA5. 

For further details about data, see section 2.3 in Schutte et al., 2024 (https://doi.org/10.5194/wcd-5-733-2024).

Data is split into two files: 
  1. allyears_NDJFMA_35_75_spectra_v_61d_strato.nc - spectra averaged between 35◦N-75◦N for the stratosphere (10, 50, 100 and 200 hPa) and,
  2. allyears_NDJFMA_35_75_spectra_v_61d_tropo.nc - spectra averaged between 35◦N-75◦N in the troposphere (250, 400, 500, 600, 700 and 850 hPa).

The files contain data for November to April (NDJFMA) for years 1979 to 2021.</dc:description>
          <dc:description xml:lang="sv">[Detta är en maskinöversättning. Se den engelska sidan för den ursprungliga beskrivningen]

Data innehåller dagliga Rossbyvågspektra som erhållits från en dubbel Fouriers transform, i rum och tid, och visas i harmonier med vågnummer n och fassnabbhet c. Den underliggande datamängden för rum-tid-Fourieranalysen är ERA5:s meridionala vind.

För ytterligare detaljer om datan, se avsnitt 2.3 i Schutte et al., 2024 (https://doi.org/10.5194/wcd-5-733-2024).

Datan är uppdelad i två filer:
1. allyears_NDJFMA_35_75_spectra_v_61d_strato.nc - spektra genomsnittliga mellan 35°N-75°N för stratosfären (10, 50, 100 and 200 hPa) och,
2. allyears_NDJFMA_35_75_spectra_v_61d_tropo.nc - spektra genomsnittliga mellan 35°N-75°N i troposfären (250, 400, 500, 600, 700 and 850 hPa).

Filerna innehåller data för november till april (NDJFMA) för åren 1979 till 2021.</dc:description>
          <dc:rights>info:eu-repo/semantics/openAccess</dc:rights>
          <dc:rights>https://creativecommons.org/licenses/by/4.0/</dc:rights>
          <dc:publisher xml:lang="en">Uppsala University</dc:publisher>
          <dc:publisher xml:lang="sv">Uppsala universitet</dc:publisher>
          <dc:date>2025-02-11T16:04:53.424225Z</dc:date>
          <dc:language>eng</dc:language>
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