 Sub125120  Sth251020  Pcf251020  Atn125120     
  0.0  0.0  0.017578125  0.012500
  ../../Bathy/GEBCO3km/   ../../Bathy/GEBCO3km/DatSub/   ./
  1  3  One polar cell and 3 sub-grids.   First 0 implies no Arctic part.
  ../../SubMu3    ../../Bathy/GEBCO3km/OutDat/   10
