How long do you leak goo after sex?

Renee 👦🏼👼🏻👧🏻👼🏻👼🏻👼🏻👶🏻 • Stay at home mom. My family is my life.

I know this is nasty, but I'm in that stage of not knowing if I have ewcm or if it's left over goo from intercourse. I'm scheduled to ovulate the next day or two. How do you tell the difference?