How To Estimate Ovulation Date

Determine your most fertile days and increase your chance of conceiving.

How to estimate ovulation date. If your cycle is 30 days ovulation probably occurred around day 16. How we calculate your fertile days. This method is based upon the date you conceive a child for which woman need to keep track of ovulation date and estimate the date of conception. When did your last period begin.

If you do happen to know precisely when you conceived say if you were using an ovulation predictor kit or tracking your ovulation symptoms you can calculate your pregnancy due date based on your conception date. However ultrasound determination of the date of ovulation has the same imprecision as does the ultrasound estimate of the gestational age and therefore a precise date of conception cannot usually be determined as with in vitro fertilization. Start with the first day of one period and count right up to the day before the first day of your next period. This calculator gives approximate ovulation dates and fertile times for women who have regular periods.

That is just before and during ovulation. Calculating an accurate due date is an important first step in pregnancy. By learning when you ovulate you can predict when you re likely to be fertile. Learn more about ovulation and conception or explore hundreds of other calculators addressing topics such as pregnancy health fitness math finance and more.

Just choose that calculation method from the pulldown above and put in your date. The edd can be calculated by adding 266 days to the day of ovulation fertilization. If your cycle is 28 days long your next period should start 28 days from. Using this method due date is 38 weeks from the conception date.

This free ovulation calculator provides estimates of a person s possible ovulation windows and corresponding due dates over six menstrual cycles. Our ovulation calculator gives you the dates you re most likely to be fertile over the next several months. Talk to your doctor or nurse to plan for pregnancy and find birth control that works for you. In addition although a woman is most likely to become pregnant if she has sex on the day of.

For example if one month your cycle starts again after 24 days but the next month it lasts for 26 use 25 days as your cycle length. This ovulation calculator provides an estimate of your fertile window and is not a guarantee of pregnancy or of birth control. First we estimate when you ll ovulate by counting back 14 days from the day you expect your next period. What is your average cycle length.

The calculation of the estimated due date edd is based on the day of the date of ovulation and fertilization. The calculator and information on this website are not medical advice. If your cycle varies month to month use the average to calculate your date of ovulation.