41 |
localDefinitionNumber |
unsigned |
ECMWF local GRIB use definition identifier.
13 = Wave 2D spectra direction and frequency. |
42 |
class |
codetable |
Class |
43 |
type |
codetable |
Type |
44-45 |
stream |
codetable |
Stream |
46-49 |
experimentVersionNumber |
ksec1expver |
Version number or experiment identifier.
(4 ASCII characters, right justified) |
50 |
perturbationNumber |
unsigned |
As for MARS labelling (eg set to zero, or ensemble forecast number if
appropriate) |
51 |
numberOfForecastsInEnsemble |
unsigned |
As for MARS labelling (eg set to zero, or total number in ensembles if
appropriate) |
52 |
directionNumber |
unsigned |
Direction number |
53 |
frequencyNumber |
unsigned |
Frequency number |
54 |
numberOfDirections |
unsigned |
Total number of directions (Nd) |
55 |
numberOfFrequencies |
unsigned |
Total number of frequencies (Nf) |
56-59 |
directionScalingFactor |
unsigned |
Integer scaling factor applied to directions in following list of direction
definitions (4-byte integer) |
60-63 |
frequencyScalingFactor |
unsigned |
Integer scaling factor applied to frequencies in following list of frequency
definitions (4-byte integer) |
64 |
localFlag |
codetable |
Flag to show inclusions in the header:
0 = system and method are not included
1 = system and method are included
2 = system, method, reference date, climate date (from)
and climate date (to) are included
3 = all information in 2 leg information for variable
resolution systems are included
4 = all of 3 above plus 4DVar window info |
65-66 |
systemNumber |
unsigned |
System number (65535 = missing) |
67-68 |
methodNumber |
unsigned |
Method number (65535 = missing) |
69-72 |
referenceDate |
unsigned |
Reference date (YYYYMMDD) |
73-76 |
climateDateFrom |
unsigned |
Climate date - from (YYYYMMDD) |
77-80 |
climateDateTo |
unsigned |
Climate date - to (YYYYMMDD) |
81-84 |
legBaseDate |
unsigned |
Base time of this leg (YYYYMMDD) |
85-86 |
legBaseTime |
unsigned |
Base time of this leg (HHMM) |
87 |
legNumber |
unsigned |
Leg number |
88 |
oceanAtmosphereCoupling |
unsigned |
Ocean - Atmosphere coupling:
0 = unspecified
1 = uncoupled
2 = coupled
|
89-90 |
offsetToEndOf4DvarWindow |
unsigned |
Offset to end of 4DVar Window (hours) |
91-92 |
lengthOf4DvarWindow |
unsigned |
Length of 4Dvar Window (hours) |
93-100 |
|
|
Spare (set to zero) |
101->(100+Nd*4) |
scaledDirections |
unsigned |
List of Nd scaled directions (4-byte integers) |
(101+Nd*4)->(100+Nd*4+Nf*4) |
scaledFrequencies |
unsigned |
List of Nf scaled frequencies (4-byte integers) |