# aliasing MARS date and Time to the date and time defined in local section,
# corresponding to the end of the Ocean NRT data assimilation
alias mars.date = dateOfAnalysis;
alias mars.time = timeOfAnalysis;

# aliasing the new offset date and time to the date and time
# coming fron the section 1, i.e. reference date and time
alias mars.offsetdate = dataDate;
alias mars.offsettime = dataTime;

unalias mars.step;
alias mars.step = stepRange;
if (defined(perturbationNumber)) {
 alias mars.number = perturbationNumber;
}