Your due date is calculated from the date of your last period, which is information that you supply. Actual date of conception is known only if you know it.
If you go by the little wheel the midvives use, it says you would have had your last period about the 28th of July 2011 and concieved approx two weeks later around the 14th August 2011 :)
When did I Concorde if I'm due aug 27 2012
Around the 29th of january
November 9 2011
June first week.
The approximate date of conception was June 5th 2008.
The begining of March ( first week)
Saturday July 14th 2007, roughly
That would make your estimated conception date May 5th 2011. However, this date is give or take a couple of days. It also depends on the average length of your menstrual cycle.
I will assume you are talking about March 28th 2012. If so, your conception date is roughly July 5th 2011. However, this date could be out by a couple of days. It also depends on when you actually ovulated.
May 3rd
Count back nine months from your due date.
March