| Octet Number |
Description |
Note |
Status |
| None |
55-66 Specification of the outermost (or only) time range over which statistical processing is done |
None |
Operational |
| None |
67-nn These octets are included only if n > 1, where nn = 54 + 12 x n |
None |
Operational |
| 10 |
Parameter category |
Code/Flag Table 4.1 |
Operational |
| 11 |
Parameter number |
Code/Flag Table 4.2 |
Operational |
| 12-13 |
Atmospheric chemical constituent type |
Code/Flag Table 4.230 |
Operational |
| 14 |
Source or sink |
Code/Flag Table 4.238 |
Operational |
| 15 |
Type of generating process |
Code/Flag Table 4.3 |
Operational |
| 16 |
Background generating process identifier (defined by originating centre) |
None |
Operational |
| 17 |
Forecast generating process identifier (defined by originating centre) |
None |
Operational |
| 18-19 |
Hours after reference time of data cut-off |
(see Note 1) |
Operational |
| 20 |
Minutes after reference time of data cut-off |
None |
Operational |
| 21 |
Indicator of unit of time range |
Code/Flag Table 4.4 |
Operational |
| 22-25 |
Forecast time in units defined by octet 21 |
(see Note 2) |
Operational |
| 26 |
Type of first fixed surface |
Code/Flag Table 4.5 |
Operational |
| 27 |
Scale factor of first fixed surface |
None |
Operational |
| 28-31 |
Scaled value of first fixed surface |
None |
Operational |
| 32 |
Type of second fixed surface |
Code/Flag Table 4.5 |
Operational |
| 33 |
Scale factor of second fixed surface |
None |
Operational |
| 34-37 |
Scaled value of second fixed surface |
None |
Operational |
| 38 |
Derived forecast |
Code/Flag Table 4.7 |
Operational |
| 39-42 |
Number of forecasts in ensemble |
None |
Operational |
| 43-44 |
Year of end of overall time interval |
None |
Operational |
| 45 |
Month of end of overall time interval |
None |
Operational |
| 46 |
Day of end of overall time interval |
None |
Operational |
| 47 |
Hour of end of overall time interval |
None |
Operational |
| 48 |
Minute of end of overall time interval |
None |
Operational |
| 49 |
Second of end of overall time interval |
None |
Operational |
| 50 |
n - number of time range specifications describing the time intervals used to calculate the statistically processed field |
None |
Operational |
| 51-54 |
Total number of data values missing in statistical process |
None |
Operational |
| 55 |
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 |
| 56 |
Type of time increment between successive fields used in the statistical processing |
Code/Flag Table 4.11 |
Operational |
| 57 |
Indicator of unit of time for time range over which statistical processing is done |
Code/Flag Table 4.4 |
Operational |
| 58-61 |
Length of the time range over which statistical processing is done, in units defined by the previous octet |
None |
Operational |
| 62 |
Indicator of unit of time for the increment between the successive fields used |
Code/Flag Table 4.4 |
Operational |
| 63-66 |
Time increment between successive fields, in units defined by the previous octet |
(see Notes 3 and 4) |
Operational |
| 67-78 |
As octets 55 to 66, next innermost step of processing |
None |
Operational |
| 79-nn |
Additional time range specifications, included in accordance with the value of n. Contents as octets 55 to 66, repeated as necessary |
None |
Operational |