Birthday when was i conceived

Select the event that will correspond to the date you will be selecting. The entry form will update to accommodate your selection. If you selected "Ultrasound date" as the event, select the number of weeks and days along you are according to your ultrasound.

If you selected a different date event, the fields on this row will be disabled. If you selected "1st day of last period" date to base the calculation on, select the number of days your average menstrual cycle lasts.

If you selected a different date type, then the field on this row will be disabled. If the calculation is based on Due or birth date , the result is days subtracted from the selected due or birth date is the average gestation period per Naegele's Rule. If the calculation is based on the ultrasound weeks and days along, the result is equal to the ultrasound date minus the total days along 1st day of last period , plus 14 days 14 days after 1st day of last period. This is typically 14 days prior to the conception date assuming ovulation occurred on day 14 of your menstrual cycle , though this can vary if a woman's average menstrual cycle is different from the day norm.

If you would like to save the current entries to the secure online database, tap or click on the Data tab, select "New Data Record", give the data record a name, then tap or click the Save button. To save changes to previously saved entries, simply tap the Save button.

Please select and "Clear" any data records you no longer need. According to Naegele's Rule , the average human gestation period is days. Therefore, to figure out the conception date from a birth date we need to subtract days from the due date or birth date. But since it's difficult to subtract days from a calendar date without a date calculator, the easiest way to determine conception date by birth date manually is to count backward on a calendar. Here is a conception calendar calculator that illustrates counting from 1 to days backward from the due date.

If you select the desired due date in the Reverse Due Date Calculator on this page, the calculator will tell you when you will need to get pregnant to increase the odds of delivering on the desired date.

If you would rather know the month ranges, here is an at-a-glance chart showing target conception ranges for delivery months. Of course, there is no guarantee whether or not your baby will be born on its due date. So the best chance for having the baby in the desired month is to plan conception in the middle of the ranges listed above. Move the slider to left and right to adjust the calculator width. Note that the Help and Tools panel will be hidden when the calculator is too wide to fit both on the screen.

You'll also find what your baby's sign and birthstone will probably be and which famous people were born on your due date. Of course, a due date calculation is always approximate, whether it's from our tool or from your doctor or midwife.

Only 1 in 20 women delivers on her due date. You're just as likely to go into labor any day during the two weeks before or after. Want more information about how the weeks, months, and trimesters of pregnancy are counted? See our pregnancy timing chart. BabyCenter's editorial team is committed to providing the most helpful and trustworthy pregnancy and parenting information in the world. When creating and updating content, we rely on credible sources: respected health organizations, professional groups of doctors and other experts, and published studies in peer-reviewed journals.

We believe you should always know the source of the information you're seeing. Learn more about our editorial and medical review policies. Join now to personalize. Choose a calculation method Last period Conception date I know my due date.

First day of my last period. See your timeline. Sources BabyCenter's editorial team is committed to providing the most helpful and trustworthy pregnancy and parenting information in the world. Methods for Estimating the Due date. American College of Obstetricians and Gynecologists. Committee Opinion. May Reaffirmed Featured video. Chinese Gender Predictor. Not a September 20th baby? Fear not! Because other notable, probable but, like, definite circumstances surrounding holiday babymaking are detailed below.

Well, she showed those neighborhood bitches because your parents went home and made a damn baby. Actually making jokes about this feels kind of uncomfortable? This becomes even more of a lock if your first and middle names are Russell and Stover. Or Fannie and May, for the ladies. It was so beautiful. Your father, angrily pounding Guinness after a string of poorly conceived March Madness bets. Your mother, berating the bartender for cutting her off after an attempt to rekindle her childhood Irish-dancing hobby went about as poorly as expected.

It took your dad several months to see the humor in this particular prank. Various generational and cultural factors will dictate whether or not tequila was involved, but still.