| Octet Number |
Description |
Note |
Status |
| 10 |
Parameter category (see Code table 4.1) |
|
Operational |
| 11 |
Parameter number (see Code table 4.2) |
|
Operational |
| 12-13 |
Atmospheric chemical constituent type (see Code table 4.230) |
|
Operational |
| 14 |
Source or sink (see Code table 4.238) |
|
Operational |
| 15 |
Type of generating process (see Code table 4.3) |
|
Operational |
| 16 |
Background generating process identifier (defined by originating centre) |
|
Operational |
| 17 |
Analysis or forecast generating process identifier (defined by originating centre) |
|
Operational |
| 18-19 |
Hours after reference time of data cut-off (see Note 1) |
|
Operational |
| 20 |
Minutes after reference time of data cut-off |
|
Operational |
| 21 |
Indicator of unit of time range (see Code table 4.4) |
|
Operational |
| 22-25 |
Forecast time in units defined by octet 21 (see Note 2) |
|
Operational |
| 26 |
Type of first fixed surface (see Code table 4.5) |
|
Operational |
| 27 |
Scale factor of first fixed surface |
|
Operational |
| 28-31 |
Scaled value of first fixed surface |
|
Operational |
| 32 |
Type of second fixed surface (see Code table 4.5) |
|
Operational |
| 33 |
Scale factor of second fixed surface |
|
Operational |
| 34-37 |
Scaled value of second fixed surface |
|
Operational |
| 38-39 |
Year |
|
Operational |
| 40 |
Month |
|
Operational |
| 41 |
Day |
|
Operational |
| 42 |
Hour |
|
Operational |
| 43 |
Minute |
|
Operational |
| 44 |
Second |
|
Operational |
| 45 |
n - number of time range specifications describing the time intervals used to calculate the statistically processed field |
|
Operational |
| 46-49 |
Total number of data values missing in statistical process |
|
Operational |
|
50-61 Specification of the outermost (or only) time range over which statistical processing is done |
|
Operational |
| 50 |
Statistical process used to calculate the processed field from the field at each time increment during the time range |
Code/Flag Table 4.10 |
Operational |
| 51 |
Type of time increment between successive fields used in the statistical processing |
Code/Flag Table 4.11 |
Operational |
| 52 |
Indicator of unit of time for time range over which statistical processing is done |
Code/Flag Table 4.4 |
Operational |
| 53-56 |
Length of the time range over which statistical processing is done, in units defined by the previous octet |
|
Operational |
| 57 |
Indicator of unit of time for the increment between the successive fields used |
Code/Flag Table 4.4 |
Operational |
| 58-61 |
Time increment between successive fields, in units defined by the previous octet |
(see Notes 3 and 4) |
Operational |
|
62-nn These octets are included only if n > 1, where nn = 49 + 12 x n |
|
Operational |
| 62-73 |
As octets 50 to 61, next innermost step of processing |
|
Operational |
| 74-nn |
Additional time range specifications, included in accordance with the value of n. Contents as octets 50 to 61, repeated as necessary |
|
Operational |