Ultra-triathlon body of Ultra Triathlon. Ultra-triathlon An ultra-triathlon is a long-distance triathlon. The term generally refers to all triathlon events of distance greater than the Ironman Triathlon. Thus, every ultra triathlon event must involve more than of swimming, of cycling, and a full marathon () of running. The most common distances are the double, triple, quadruple, quintuple and deca triathlon. Unlike a standard triathlon event, an ultra-triathlon event may not necessarily involve the three component disciplines of triathlon (swimming, cycling and running) in direct consecutive order, but may instead consist of multiple consecutive individual triathlons performed on consecutive days. The IUTA
Ironman Triathlon Ironman Triathlon An Ironman Triathlon is one of a series of long-distance triathlon races organized by the World Triathlon Corporation (WTC), consisting of a swim, a bicycle ride and a marathon run, raced in that order and without a break. It is widely considered one of the most difficult one-day sporting events in the world. Most Ironman events have a limited time of 16 or 17 hours to complete the race, course dependent. The race typically starts at 7:00 a.m.; the mandatory swim cut off for the swim is 9:20 a.m. (2 hours 20 minutes), the mandatory bike cut off