Accurate dating scans conception date
Dating Service Conception could happen 3 to 6 days after ovulation. Dating scan 3 weeks out mean - 10 rules for dating my granddaughter." /Dating scan 3 weeks out mean - 10 rules for dating my granddaughter. - HAN A scan at around 12 weeks is a very accurate way to calculate when a baby is due, but can be about 1 week plus or minus of LMP dates.
Babies end up all sorts of sizes so it is likely that they will grow at different rates.
I know that I conceived on one of 2 occasions in one week.
Dating scans accurate She remained about a month 'behind' in her milestones up until 7mths or so where she caught up.
I knew when I OVd and had my due date down for 25th Jan.