Bit No. |
Flag Value |
Description |
Unit |
Status |
0 |
|
Latitude/longitude |
Also called equidistant cylindrical, or Plate Carrée |
Operational |
1 |
|
Rotated latitude/longitude |
|
Operational |
2 |
|
Stretched latitude/longitude |
|
Operational |
3 |
|
Stretched and rotated latitude/longitude |
|
Operational |
4 |
|
Variable resolution latitude/longitude |
|
Operational |
5 |
|
Variable resolution rotated latitude/longitude |
|
Operational |
6-9 |
|
Reserved |
|
Operational |
10 |
|
Mercator |
|
Operational |
11-12 |
|
Reserved |
|
Operational |
13 |
|
Mercator with modelling subdomains definition |
|
Operational |
14-19 |
|
Reserved |
|
Operational |
20 |
|
Polar stereographic projection |
Can be south or north |
Operational |
21-22 |
|
Reserved |
|
Operational |
23 |
|
Polar stereographic with modelling subdomains definition |
|
Operational |
24-29 |
|
Reserved |
|
Operational |
30 |
|
Lambert conformal |
Can be secant or tangent, conical or bipolar |
Operational |
31 |
|
Albers equal area |
|
Operational |
32 |
|
Reserved |
|
Operational |
33 |
|
Lambert conformal with modelling subdomains definition |
|
Operational |
34-39 |
|
Reserved |
|
Operational |
40 |
|
Gaussian latitude/longitude |
|
Operational |
41 |
|
Rotated Gaussian latitude/longitude |
|
Operational |
42 |
|
Stretched Gaussian latitude/longitude |
|
Operational |
43 |
|
Stretched and rotated Gaussian latitude/longitude |
|
Operational |
44-49 |
|
Reserved |
|
Operational |
50 |
|
Spherical harmonic coefficients |
|
Operational |
51 |
|
Rotated spherical harmonic coefficients |
|
Operational |
52 |
|
Stretched spherical harmonic coefficients |
|
Operational |
53 |
|
Stretched and rotated spherical harmonic coefficients |
|
Operational |
54-60 |
|
Reserved |
|
Operational |
61 |
|
Spectral Mercator with modelling subdomains definition |
|
Operational |
62 |
|
Spectral polar stereographic with modelling subdomains definition |
|
Operational |
63 |
|
Spectral Lambert conformal with modelling subdomains definition |
|
Operational |
64-89 |
|
Reserved |
|
Operational |
90 |
|
Space view perspective or orthographic |
|
Operational |
91-99 |
|
Reserved |
|
Operational |
100 |
|
Triangular grid based on an icosahedron |
|
Operational |
101 |
|
General unstructured grid |
|
Operational |
102-109 |
|
Reserved |
|
Operational |
110 |
|
Equatorial azimuthal equidistant projection |
|
Operational |
111-119 |
|
Reserved |
|
Operational |
120 |
|
Azimuth-range projection |
|
Operational |
121-139 |
|
Reserved |
|
Operational |
140 |
|
Lambert azimuthal equal area projection |
|
Operational |
141-999 |
|
Reserved |
|
Operational |
1000 |
|
Cross-section grid with points equally spaced on the horizontal |
|
Experimental |
1001-1099 |
|
Reserved |
|
Operational |
1100 |
|
Hovmöller diagram grid with points equally spaced on the horizontal |
|
Experimental |
1101-1199 |
|
Reserved |
|
Operational |
1200 |
|
Time section grid |
|
Experimental |
1201-32767 |
|
Reserved |
|
Operational |
32768-65534 |
|
Reserved for local use |
|
Operational |
65535 |
|
Missing |
|
Operational |