| Octet Number |
Description |
Note |
Status |
| 15 |
Spectral representation type |
Code/Flag Table 3.6 |
Operational |
| 16-19 |
N - bi-Fourier resolution parameter |
None |
Operational |
| 20-23 |
M - bi-Fourier resolution parameter |
None |
Operational |
| 24 |
Bi-Fourier truncation type |
Code/Flag Table 3.25 |
Operational |
| 25-32 |
Lx - size in metres of the domain along x-axis |
None |
Operational |
| 33-40 |
Lux - size in metres of model forecast subdomain along x-axis |
None |
Operational |
| 41-48 |
Lcx - width in metres of coupling area within forecast domain along x-axis |
None |
Operational |
| 49-56 |
Ly - size in metres of the domain along y-axis |
None |
Operational |
| 57-64 |
Luy - size in metres of model forecast subdomain along y-axis |
None |
Operational |
| 65-72 |
Lcy - width in metres of coupling area within forecast domain along y-axis |
None |
Operational |
| 73 |
Shape of the Earth |
Code/Flag Table 3.2 |
Operational |
| 74 |
Scale factor of radius of spherical Earth |
None |
Operational |
| 75-78 |
Scaled value of radius of spherical Earth |
None |
Operational |
| 79 |
Scale factor of major axis of oblate spheroid Earth |
None |
Operational |
| 80-83 |
Scaled value of major axis of oblate spheroid Earth |
None |
Operational |
| 84 |
Scale factor of minor axis of oblate spheroid Earth |
None |
Operational |
| 85-88 |
Scaled value of minor axis of oblate spheroid Earth |
None |
Operational |
| 89-92 |
La1 - latitude of first grid point |
None |
Operational |
| 93-96 |
Lo1 - longitude of first grid point |
None |
Operational |
| 97-100 |
LaD - latitude(s) at which the Mercator projection intersects the Earth (latitude(s) where Di and Dj are specified) |
None |
Operational |
| 101-104 |
La2 - latitude of last grid point |
None |
Operational |
| 105-108 |
Lo2 - longitude of last grid point |
None |
Operational |
| 109-112 |
Orientation of the grid, angle between i-direction on the map and the Equator |
(see Note 1) |
Operational |