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 simultaneously. The one-hour decathlon is a special type of decathlon in which the athletes have to start the last of ten events (1500 m) within sixty minutes of the start of the first event. The world record holder is Czech decathlete Robert Změlík, who achieved 7,897 points at a meeting in Ostrava, Czechoslovakia, in 1992. In Masters athletics, performance scores are age graded before being applied to the standard scoring table. This way, marks that would be competitive within an age division can get rated, even if those marks would not appear on the scale designed for younger age groups.