eccodes/definitions/grib2/local.98.30.def

# Local definition 30: Forecasting Systems with Variable Resolution

unsigned[1] oceanAtmosphereCoupling : dump;

unsigned[4] legBaseDate  : dump;
unsigned[2] legBaseTime : dump;
unsigned[1] legNumber : dump;
unsigned[4] referenceDate : dump;
unsigned[4] climateDateFrom : dump;
unsigned[4] climateDateTo : dump;

alias local.oceanAtmosphereCoupling=oceanAtmosphereCoupling;
alias local.legBaseDate=legBaseDate;
alias local.legBaseTime=legBaseTime;
alias local.legNumber=legNumber;
alias local.referenceDate=referenceDate;
alias local.climateDateFrom=climateDateFrom;
alias local.climateDateTo=climateDateTo;

alias mars._leg_number = legNumber;