copy from English WIKI Unlike previous Scud versions, the 9K720 had a warhead that separated from the missile's body, and was fitted with its own terminal guidance system. With a TV camera fitted in the nose, the system could compare the target area with data from an onboard computer library (DSMAC).[9] In this way, it was thought to attain a Circular Error Probable (CEP) of 50 m.