Based on a normal gestation period of 40 weeks the conception date was September 13th.
Probably September
6th June
Roughly June 12th
Roughly June 8th
http://weekspregnant.co.uk/conception_calculator.html
September 9th 2012
June 18 2006
June first week.
Roughly Thursday September 11th 2008
The approximate date of conception was June 13th
The approximate date of conception was June 27th
The approximate date of conception was June 17th