Ovulation tests?

Shelby • •Momma to 3🧡💗💜

These are my tests so far.

First 2 are 8/4 1:30am & 3pm

Middle 2 are 8/5 4am and 5pm

Last 1 is 8/6 1:30am

How far away do you think ovulation is? This is the first month using them and I am SO lost on how they work.