O really late?

I normally o early lik as soon as af stops and no later than cd12. I was doing SMEP so we didn't use opks. Not till my doc said u can use opk as hpt but only if backed up by a positive hpt. But on cd 21 I decided wth and took one. Top left is cd 21 sat. Top left is 22 Sunday. Bottom left is yd cd 23 and bottom right is today at cd 24. I think I o cd 20. I've had such weird cycles lately. Any help or experience with crazy cycles? I'm over the