Ovulation Day for a 43-day Cycle When the Last Period Started on September 09, 2025
⚪ Ovulation day (highest chance for pregnant) is:
2025-10-08 (Wednesday)
📅 Fertile window: Oct 04 - Oct 09
| Sat | Sun | Mon | Tue | Wed | Thu |
| Oct 04 | Oct 05 | Oct 06 | Oct 07 | Oct 08 | Oct 09 |
| 👦 | 👦 | 👦/👧 | 👧 | 👧 | 👧 |
Pregnacy test day: Oct 23 2025
💡 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: Jun 16 2026 (Tuesday)
If not pregnant.
🩸 Next period: Oct 22 2025
⚪ Next ovulation: Nov 19 2025
Nearest days of ovulation for a 43-day cycle
- Ovulation day for a 43-day cycle when the last period started on September 5
- Ovulation day for a 43-day cycle when the last period started on September 6
- Ovulation day for a 43-day cycle when the last period started on September 7
- Ovulation day for a 43-day cycle when the last period started on September 8
- Ovulation day for a 43-day cycle when the last period started on September 9
- Ovulation day for a 43-day cycle when the last period started on September 10
- Ovulation day for a 43-day cycle when the last period started on September 11
- Ovulation day for a 43-day cycle when the last period started on September 12
- Ovulation day for a 43-day cycle when the last period started on September 13
The closest calculation of the day of ovulation for different cycle lengths when the first day of the period was September 9, 2025
- Ovulation day for a 39-day cycle when the last period started on September 9
- Ovulation day for a 40-day cycle when the last period started on September 9
- Ovulation day for a 41-day cycle when the last period started on September 9
- Ovulation day for a 42-day cycle when the last period started on September 9
- Ovulation day for a 43-day cycle when the last period started on September 9
- Ovulation day for a 44-day cycle when the last period started on September 9
- Ovulation day for a 45-day cycle when the last period started on September 9