possibly pregnant

Tonia • 💙Seth David 12.03.16💖Ebony May 05.09.18

been tracking period and ovulation as shown in pictures. My period isn't due until Monday 13th November bit I've been feeling different, bloated. o can't eat as much. peeiñg more often and more discharge than my usual. My question is. 1: how do I calculate my dpo and 2: is it possible that I could be pregnant