Not sure when I ovulated

McKenzie • 💍 05/2011 👧🏼07/2011 👶🏼🎀 04/2019 🤰#3 due 03/2021

I have had three strong opk 8-10th and my app has told me that with my temps I ovulated on 9-11th. So by looking at my temp chart when should I put my ovulation date?