okay i have regular and on time for 5 months (1 months was on the pill) well i ovulated on 1-24 well…

okay i have regular and on time for 5 months (1 months was on the pill) well i ovulated on 1-24 well me and my husband had sex on 1-26 we used a condom but i was suppose too start yesterday... idk what too do... i still dont have my period...