When did i likely ovulate?

Had ewcm on cd 10 and 11 NOT CD 12 THO . HAD CRAMPING CD 12 FEW HOURS AFTER SEX ON(bd on CD 11 AT 7PM . ) does it mean i probably released an egg cd 11 because the ewcm was gone by cd 12 in am ?? im SUPER FERTILE lol so wondering if i had sex on the proper day .wondering when i probably released an egg . Never ovulatedthis early before so thrown off too lol when should i test ?