Element | Contents | GRIB API keys |
---|---|---|
1 | Data representation type (see WMO code table 6) = 0 for lat/lon grid | |
2 | Number of points along a parallel (Ni). | Ni |
3 | Number of points along a meridian (Nj). | Nj |
4 | Latitude of the first grid point. | latitudeOfFirstGridPointInDegrees*1000 |
5 | Longitude of the first grid point. | longitudeOfFirstGridPointInDegrees*1000 |
6 | Resolution flag: | ijDirectionIncrementGiven*128 |
7 | Latitude of the last grid point. | latitudeOfLastGridPointInDegrees*1000 |
8 | Longitude of the last grid point. | longitudeOfLastGridPointInDegrees*1000 |
9 | i direction increment. | iDirectionIncrementInDegrees*1000 |
10 | j direction increment. | jDirectionIncrementInDegrees*1000 |
11 | Scanning mode flags (see WMO code table 8) | iScansNegatively jScansNegatively jPointsAreConsecutive
|
12 | Number of vertical coordinate parameters. | NV |
13 | Latitude of the southern pole of rotation. | latitudeOfSouthernPoleInDegrees*1000 |
14 | Longitude of the southern pole of rotation. | longitudeOfSouthernPoleInDegrees*1000 |
15 | Latitude of the pole of stretching. | latitudeOfPoleOfStretchingInDegrees *1000 |
16 | Longitude of the pole of stretching. | longitudeOfPoleOfStretchingInDegrees *1000 |
17 | 0 Regular grid. | |
18 | Earth flag: | earthIsOblate |
19 | Components flag: | uvRelativeToGrid |
20-22 | Reserved. Set to 0. | |
23-nn | For a quasi-regular (reduced) grid, the number of points along each parallel | pl |