Can someone please help me with this Ovulation Plan

My ovulation week start from this week Monday 16 Feb , and i start following my ovuplan and my ovulation day will be on this Friday . But this morning i start checking my urinate and my line is lighter than the stick yesterday.

Am i still on my way to ovulation day or is finish already ?

Beside that we did having sex on 16 and 17 . Do you think i might be getting pregnant? Thats why the line getting lighter ?

Please i need some advice!

We plan to have a babe !

Thank you all