do i still have a chance?

okay so i BD sunday and monday. opk used this while cycle starting day 8. i got a smiley face tuesday, unfortunately didn’t BD tuesday. it is now 2:50 wednesday morning and just took another opk to see if it was still a smiley face. it is.. my question is do you think even tho i missed it tuesday i could still do wednesday and be okay and have the chance of getting pregnant? used preseed sunday and monday as well.