| Octet Number |
Description |
Note |
Status |
| 10 |
Parameter category |
Code/Flag Table 4.1 |
Operational |
| 11 |
Parameter number |
Code/Flag Table 4.2 |
Operational |
| 12 |
Type of generating process |
Code/Flag Table 4.3 |
Operational |
| 13 |
Background generating process identifier (defined by originating centre) |
None |
Operational |
| 14 |
Analysis or forecast generating process identifier (defined by originating centre) |
None |
Operational |
| 15-16 |
Hours of observational data cut-off after reference time |
(see Note 1) |
Operational |
| 17 |
Minutes of observational data cut-off after reference time |
None |
Operational |
| 18 |
Indicator of unit of time range |
Code/Flag Table 4.4 |
Operational |
| 19-22 |
Forecast time in units defined by octet 18 |
None |
Operational |
| 23 |
Type of first fixed surface |
Code/Flag Table 4.5 |
Operational |
| 24 |
Scale factor of first fixed surface |
None |
Operational |
| 25-28 |
Scaled value of first fixed surface |
None |
Operational |
| 29 |
Type of second fixed surface |
Code/Flag Table 4.5 |
Operational |
| 30 |
Scale factor of second fixed surface |
None |
Operational |
| 31-34 |
Scaled value of second fixed surface |
None |
Operational |
| 35 |
Type of ensemble forecast |
Code/Flag Table 4.6 |
Operational |
| 36-39 |
Perturbation number |
None |
Operational |
| 40-43 |
Number of forecasts in ensemble |
None |
Operational |
| 44-45 |
Year of model version date |
(see Note 2) |
Operational |
| 46 |
Month of model version date |
None |
Operational |
| 47 |
Day of model version date |
None |
Operational |
| 48 |
Hour of model version date |
None |
Operational |
| 49 |
Minute of model version date |
None |
Operational |
| 50 |
Second of model version date |
None |
Operational |