I had intercourse on may 5 after that I forget can I get period or not. But my period on may 15.then after again june 8 onwards I had intercourse continue many days. But june and july no period and june 29 pregnancy checkup show negative on urine and blood test at hhospital.But july 27 pregnancy got positive and in first scan at july 28 it show 7 week 2 day and due on march 13.

Again take second scan at September 3rd it show 12 week 2 day and due on march 13.

Pls help when did I actually get pregnant and concieve. After which intercourse had concieve