First day of FW

Olivia🧚🏼‍♀️ • NYC living 🤍 🗽 22🥂🫶🏽

Has anyone gotten pregnant from having sex on the first day of their fertile window?

I know sperm can live for 5 days and I ovulated 5 days later. We also used pre-seed that day. We were unable to have sex again due to work and car issues. I feel like my chances are low.