Track and field jumping and throwing events are won by the athlete who achieves the greatest distance or height. Regular jumping events include long jump, triple jump, high jump and pole vault, while the most common throwing events are shot put, javelin, discus and hammer. There are also "combined events" or "multi events", such as the pentathlon consisting of five events, heptathlon consisting of seven events, and decathlon consisting of ten events. In these, athletes participate in a combination of track and field events. Most track and field events are individual sports with a single victor; the most prominent team events are relay
Track and field official Track and field official Track and field athletics officials or track and field athletics technical officials are referees responsible for judging the various events within track and field. They can be sub-divided into four main groups: field judges, track judges, timekeepers, and starters. While most are versatile over the course of a season, they are given specific assignments to focus on during the course of a meet. At a high level meet there might be, for example; an official to call the athletes and record their results, one or more officials to watch the circle or jumping line, one or