ERA-40 Reduced N80 Gaussian Grid Graphics

The following suite of figures shows Northern and Southern Hemisphere orthographic projections of regular and reduced N80 Gaussian grid points. Equivalent gzipped PostScript files are available for each panel. The reduced N80 Gaussian grid is used in ERA-40.
Regular N80 Gaussian grid Reduced N80 Gaussian grid
Northern Hemisphere orthographic projection of regular N80 Gaussian grid
Download gzipped PostScript file (1.8MB)
Northern Hemisphere orthographic projection of reduced N80 Gaussian grid
Download gzipped PostScript file (1.3MB)
Southern Hemisphere orthographic projection of regular N80 Gaussian grid
Download gzipped PostScript file (1.8MB)
Southern Hemisphere orthographic projection of reduced N80 Gaussian grid
Download gzipped PostScript file (1.3MB)
Orthographic projections illustrating position of individual grid points of regular N80 Gaussian grid in Northern Hemisphere (upper left), reduced N80 Gaussian grid in Northern Hemisphere (upper right), regular N80 Gaussian grid in Southern Hemisphere (lower left), and reduced N80 Gaussian grid in Southern Hemisphere (lower right).

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