Icosathlon Icosathlon The icosathlon, also called the double decathlon, is an ultra multi-event of track and field competition consisting of 20 events contested over two days. There is an extra rule, that each day should contain a pause of one hour. Mostly the competition is held over two days, but one-day icosathlons also exist. The first day of the standard icosathlon includes: On the second day of the standard icosathlon, the following events are contested: Each event is scored according to the decathlon scoring tables or, for non-decathlon events, the IAAF points tables. At the conclusion of each icosathlon, the competitor
Decathlon scoring tables Decathlon scoring tables The scoring tables for the decathlon have undergone continual evolution since their inception about a century ago, with several changes to both the character of the equations and the indices on which the equations are based. All of the earliest attempts at formalizing decathlon scoring, from the first formal submission (prepared by the U.S. in 1884) until 1915, involved linear scoring equations. The American model was based on world records, but models concurrently used by several Nordic countries were based on their respective national records. The decathlon was first included in the Olympic Games in 1912, requiring