Last updated: January 2013
This table lists the most important GRIB2 meta data and associated grib_api keys that are used in the COSMO-Model System.
| Section Number | Section Name | Section Contents |
|---|---|---|
| 0 | Indicator Section | “GRIB”, Discipline, GRIB Edition number, length of message |
| 1 | Identification Section | Length of section, section number, characteristics that apply to all processed data in the GRIB message |
| 2 | Local Use Section (optional) | Length of section, section number, additional items for local use by originating centres |
| 3 | Grid Definition Section | Length of section, section number, definition of grid surface and geometry of data values within the surface |
| 4 | Product Definition Section | Length of section, section number, description of the nature of the data |
| 5 | Data Representation Section | Length of section, section number, description of how the data values are represented |
| 6 | Bit-map Section | Length of section, section number, indication of presence or absence of data at each of the grid points, as applicable |
| 7 | Data Section | Length of section, section number, data values |
| 8 | End Section | "7777" |