OPK question

K

So we BD yesterday at 1am (6/12) and i got my positive OPK 6/12 at 12pm. Todays is much much stronger ive never gotten this positive of an OPK (started premama this cycle) but i had temp drop from 97.16 to 97.01 today so i assume today is O day or do u guys think i still have time to BD again

Top is today bottom yesterday