Ok im sooo confused

I dont know, im fweling crampish like i always do for ovulation and it MAYBE looks like the opk is darker today than yesterday but I HAVE NO CLUE!!! i hate that i didnt track and now im obessing with maybe maybe not....lol....im on cd 16 my latest ovulation has be cd18 so there is a chance i believe but whooooook knowssss and im freaking the HELL OUT!!! lol....it will be soooo crazy if i end up pregnant this time!!! Im crossing everything and immmm going straight loon balls over here!!!