Pereiaslav khmelnytskyi an ancient city in the kiev oblast province of central ukraine located on the confluence of alta and trubizh rivers some 95km 5903mi south of the nations capital kiev until 1943 the city was known as pereyaslav serving as the administrative center of the pereiaslav khmelnytskyi raion district pereiaslav khmelnytskyi itself is designated as a city of regional significance and does not belong to the raion with its current estimated population around 30 000