| 0 |
Identification of originating/generating centre |
| 1 |
Flag indication relative to Sections 2 and 3 |
| 2 |
Indicator of parameter |
| 3 |
Fixed levels or layers for which the data are included |
| 4 |
Unit of time |
| 5 |
Time range indicator |
| 6 |
Data representation type |
| 7 |
Resolution and component flags |
| 8 |
Scanning mode |
| 9 |
Spectral data representation type |
| 10 |
Spectral data representation mode |
| 11 |
Flag |