Section 3 - Code Table 1 : Grid definition template number

Code Meaning
0 Latitude/longitude (Also called equidistant cylindrical, or Plate Carree)
1 Rotated latitude/longitude
2 Stretched latitude/longitude
3 Stretched and rotated latitude/longitude
4 Variable resolution latitude/longitude
5 Variable resolution rotated latitude/longitude
10 Mercator
13 Mercator with modelling subdomains definition
20 Polar stereographic projection (Can be south or north)
23 Polar stereographic with modelling subdomains definition
30 Lambert conformal (Can be secant or tangent, conical or bipolar)
31 Albers equal area
32 Reserved
33 Lambert conformal with modelling subdomains definition
40 Gaussian latitude/longitude
41 Rotated Gaussian latitude/longitude
42 Stretched Gaussian latitude/longitude
43 Stretched and rotated Gaussian latitude/longitude
50 Spherical harmonic coefficients
51 Rotated spherical harmonic coefficients
52 Stretched spherical harmonic coefficients
53 Stretched and rotated spherical harmonic coefficients
61 Spectral Mercator with modelling subdomains definition
62 Spectral polar stereographic with modelling subdomains definition
63 Spectral Lambert conformal with modelling subdomains definition
90 Space view perspective or orthographic
100 Triangular grid based on an icosahedron
101 General unstructured grid
110 Equatorial azimuthal equidistant projection
120 Azimuth-range projection
140 Lambert azimuthal equal area projection
1000 Cross-section grid with points equally spaced on the horizontal
1100 Hovmoller diagram grid with points equally spaced on the horizontal
1200 Time section grid
65535 Missing