this tool, yoy can calculate the approximate date
of birth for your baby. Please be aware that the calculation
is based on the assuption that the pregnancy lasts
about 267 days.
5% fo all babies are born on the calculated date.
About 26% of all births occur in a period of ±7
days of their predicted date, and 66% of all babies
are born between -3 and +3 weeks of their calculated
birth date. Therefore, this calculator will give you
only an approximate date of bith of you child.
The above result gives you the child's age in number
of weeks after the fertilization. You must add 2 weeks
to it in order to make it match the age of the child
stated in your "Mother's Passport".