I used to have a perfect 28 day cycle down to the minute then i went on depo and its been going back so i was seeing how close to that i was getting back oct 22, supposed to be fertile on the 5th if that was accurate everything acted like it was back to normal temps didnt really change went up on the 5th got af today and no baby dancing this month hubby is away and wont be back for a couple months. and i got a positive opk on the two most fertile days according to a 28 day cycle which was the 4th and 5th