If you have your period on the 23rd, with a physiological cycle of 28~30 days, the day of ovulation will be around the 9th of the next month, and the period from the 5th to the 14th, and ovulation will end around the 14th of the next month. However, the time may vary due to the different conditions of your own organism. With regular menstruation, a woman’s ovulation day is usually about 14 days before the next menstrual period, and the 5 days before and 4 days after the ovulation day are the ovulation period. Therefore, if you have your period on the 23rd, and if your menstrual cycle lasts 28-30 days, you will ovulate on the 5th to 14th of the next month, and ovulation will end around the 14th. It is worth noting that this date projection is not completely accurate, if the body has endocrine disorders, gynecological diseases, the menstrual cycle may be different, ovulation will also be affected. For more accurate data, it is recommended to go to the hospital for ovulation monitoring according to your actual situation.