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 is the official governing
USA Triathlon programs. On the elite level, USA Triathlon is responsible for the selection and training of teams to represent the United States in international competition, including the world championships, Pan American Games and Olympic Games and Paralympic Games. It conducts national camps and clinics and provides coaching education programs. On the developmental level, USA Triathlon fosters grassroots expansion of the sport, which is facilitated by the sanctioning of age-group events and triathlon clubs. National Championship events are held for athletes of all ages, including youth and junior athletes. USA Triathlon's marquee event each year is its Age Group National Championships, held