What criteria determine the validity of a javelin throw, including the position of the javelin, the athlete’s placement, and the handling of the runway?
Validity A throw is valid if the tip of the javelin strikes the ground first: Within the sector. A throw is invalid if the athlete: During the attempt, touches with any part of the body or shoe the lines marking the runway or the area outside. If the javelin is improperly released: It will not be considered a valid throw. If the athlete leaves the runway before the javelin lands: The throw is considered invalid.