KSEC1 element | Contents | GRIB octet | Recommended GRIB_API key | Coded GRIB_API keys | Comments
--- | --- | --- | --- | --- | ---
37 |
    ECMWF local GRIB use definition identifier.
    25 = 4DVar model errors
| 41 | localDefinitionNumber | localDefinitionNumber |
38 | Class | 42 | class | marsClass |
39 | Type=35(model errors) | 43 | type | marsType |
40 | Stream | 44-45 | stream | marsStream |
41 |
    Version number or experiment identifier.
    (4 ASCII characters, right justified)
| 46-49 | expver | experimentVersionNumber |
42 |
    Component index
| 50 | number | componentIndex |
43 |
    Number of components
| 51 | numberOfComponents | numberOfComponents |
44 |
    Model error type:
      1 - Full state
      2 - Forcing
      3 - Model Bias
| 52 | modelErrorType | modelErrorType |