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• For Cluster and Tube products, domain specifies the area over which the cluster computation is carried out. The following values are valid: 

  value	meaning
  E	General European Area
  A	North West Europe
  B	North East Europe
  C	South West Europe
  D	South East Europe
  H	European Area (70° N, 20° W, 30° N, 40° E)

  
  

• For Wave data, domain represents the geographical domain for which the data was produced. The following values are valid:

  valuemeaningGGlobe MMediterranean (Limited Area)

  Northern Hemisphere (N) and Southern Hemisphere (S) can be used for old 2D-wave spectra products, keyword code 250.

  Fastex (F) - domain of the FASTEX experiment

  It is a legacy: now only domain = G is valid, HRES-SAW (also known as Mediterranean model) is no longer produced.

Example to specify 2 metre temperature from ERA-15 in latitude/longitude representation:

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Specifies a geographical domain for which the data has been produced.

domain=<value>

In most of the cases, it refers to the Globe (G), i.e. the whole Earth. Domain is not a manipulation keyword. Depending on the product, domain has different meanings:

• For Cluster products, domain specifies the area over which the cluster computation is carried out. The following values are valid: 

  value	meaning
  H	European Area (70° N, 20° W, 30° N, 40° E)

  
  

• For Wave data, domain represents the geographical domain for which the data was produced. The following values are valid:

  value	meaning
  G	Globe

  MMediterranean (Limited Area)

  
  

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