I need help‼️⁉️

Hi I'm shai and  I'm 17 and I need some help so me and my boyfriend had unprotected sex on February 7 He cum all inside of me and I haven't taken any kind of morning pill but I'm kinda confused because I don't know when I could have been ovulating I've tried the ovulation calculator but i don't really  understand it my period suppose to come next week and it's to early to take a test