Ovulation Day for a 40-day Cycle When the Last Period Started on January 21, 2024
⚪ Ovulation day (highest chance for pregnant) is:
2024-02-16 (Friday)
📅 Fertile window: Feb 12 - Feb 17
| Mon | Tue | Wed | Thu | Fri | Sat |
| Feb 12 | Feb 13 | Feb 14 | Feb 15 | Feb 16 | Feb 17 |
| 👦 | 👦 | 👦/👧 | 👧 | 👧 | 👧 |
Pregnacy test day: Mar 02 2024
💡 According to recent studies, the chance of conception during ovulation is about 25%. Therefore, do not worry when the test comes out negative. Another chance is just a month of waiting.
If pregnant:
🤱 Due date: Oct 27 2024 (Sunday)
If not pregnant.
🩸 Next period: Mar 01 2024
⚪ Next ovulation: Mar 27 2024
Nearest days of ovulation for a 40-day cycle
- Ovulation day for a 40-day cycle when the last period started on January 17
- Ovulation day for a 40-day cycle when the last period started on January 18
- Ovulation day for a 40-day cycle when the last period started on January 19
- Ovulation day for a 40-day cycle when the last period started on January 20
- Ovulation day for a 40-day cycle when the last period started on January 21
- Ovulation day for a 40-day cycle when the last period started on January 22
- Ovulation day for a 40-day cycle when the last period started on January 23
- Ovulation day for a 40-day cycle when the last period started on January 24
- Ovulation day for a 40-day cycle when the last period started on January 25
The closest calculation of the day of ovulation for different cycle lengths when the first day of the period was January 21, 2024
- Ovulation day for a 36-day cycle when the last period started on January 21
- Ovulation day for a 37-day cycle when the last period started on January 21
- Ovulation day for a 38-day cycle when the last period started on January 21
- Ovulation day for a 39-day cycle when the last period started on January 21
- Ovulation day for a 40-day cycle when the last period started on January 21
- Ovulation day for a 41-day cycle when the last period started on January 21
- Ovulation day for a 42-day cycle when the last period started on January 21
- Ovulation day for a 43-day cycle when the last period started on January 21
- Ovulation day for a 44-day cycle when the last period started on January 21