.

KSEC1 element | Contents | GRIB octet | Recommended GRIB_API key | Coded GRIB_API keys | Comments
--- | --- | --- | --- | --- | ---
37 |
    ECMWF local GRIB use definition identifier.
      24 = Satellite image
| 41 | localDefinitionNumber | localDefinitionNumber |
38 |
    Class
      = 1, Operations
| 42 | class | marsClass |
39 |
    Type
| 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 | Satellite identifier as defined in WMO Common code table C-5 | 50-51 | ident | satelliteIdentifier |
43 | Instrument identifier as defined in WMO Common code table C-8 | 52-53 | instrument | instrumentIdentifier |
44 | Channel number channel id tables | 54-55 | channel | channelNumber |
45 |
    Function code. Initially defined as:
      0 = greyscale value,
      1 = temperature in K and is 145 + pixel value,
      2 = temperature and is pixel value.
| 56 | functionCode | functionCode |