when did I conceive?

A`ishah β€’ 31 yr old muslimah married and has a beautiful bint(baby girl)she`s my blessing from Allah Ta`ala and also now 11 month old baby boy..alhamdulillah
So I just finish looking at my Ovia app from when I was pregnant and in sept 20 and 21 I had sex from the 22 to the 29th I was on my period...on oct 6th,8th and 9th I put that I had spotting maybe implantation???didnt have a period in oct but found out I was pregnant nov 7th when did I ovulated when my period was on??πŸ€”πŸ€”πŸ€”πŸ€”πŸ€”