When was conception

Kahlani • IG: @Princeesaugust FB Business @RocTheBoatTravel

Sooo i found out i am 4 weeks 7 days today (as it is pass midnight) i want to know does that mean I conceived the baby EXACTLY 4 weeks and 7 days ago?? Because this happened on my birthday (June 6th) which is not 4 weeks ago….