eccodes/definitions/grib2/template.4.parameter_chemical.def

# (C) Copyright 2005- ECMWF.

#  Parameter category
codetable[1] parameterCategory ('4.1.[discipline:l].table',masterDir,localDir): dump;

#  Parameter number
codetable[1] parameterNumber ('4.2.[discipline:l].[parameterCategory:l].table',masterDir,localDir) : dump;
meta parameterUnits codetable_units(parameterNumber) : dump;
meta parameterName  codetable_title(parameterNumber) : dump;

# Atmospheric chemical or physical constitutent type
codetable[2] constituentType ('4.230.table',masterDir,localDir) : dump;

#  Type of generating process
codetable[1] typeOfGeneratingProcess ('4.3.table',masterDir,localDir) : dump;

#  Background generating process identifier (defined by originating centre)
unsigned[1] backgroundProcess = 255 : edition_specific;
alias backgroundGeneratingProcessIdentifier=backgroundProcess;

#  Analysis or forecast generating processes identifier
unsigned[1] generatingProcessIdentifier : dump;

#  Hours of observational data cut-off after reference time
unsigned[2] hoursAfterDataCutoff = missing() : edition_specific,can_be_missing;
alias hoursAfterReferenceTimeOfDataCutoff=hoursAfterDataCutoff;

#  Minutes of observational data cut-off after reference time
unsigned[1]  minutesAfterDataCutoff = missing() : edition_specific,can_be_missing;
alias minutesAfterReferenceTimeOfDataCutoff=minutesAfterDataCutoff;

#  Indicator of unit of time range
codetable[1] indicatorOfUnitOfTimeRange ('4.4.table',masterDir,localDir) : dump;
alias defaultStepUnits = one; # 1 means Hour. See code table 4.4
template_nofail default_step_units "grib2/localConcepts/[centre:s]/default_step_units.def";
codetable[1] stepUnits 'stepUnits.table' = defaultStepUnits : transient,dump,no_copy;

#  Forecast time in units defined by indicatorOfUnitOfTimeRange
signed[4] forecastTime  : dump;