I am confused about my ovaluation day

Dazy

I added my period date in glow nad found that my ovaluation date is 14th July. I test LH hormone at PM from 9th July.

At 9th.. there was no line.

10th... There was light....fade

11th.. also fade but better than 10th

Today.. 12th... Fade but better than yesterday

Now, I am confused. When is my ovaluation day..

Help me