I Have Ruptured Follicle On 16th Day Of My Period

I have ruptured follicle on 16th day of my period size 16*9 mm and same day we had in relation...and also two days before egg rupture and from the day of rupturing I using susten vt 200 vaginally.....my question is that my follicles size was ok...and is there any chance of conception and when I took my upt... Endo size 13 mm on rupture day