Heptathlon consisting of the same events as the men's competition in a slightly different order, and the IAAF has begun keeping records for it, but the heptathlon remains the championship-level combined event for women. Nafissatou Thiam, representing Belgium, is the 2016 Olympic Gold Medallist and the 2017 World Champion. There is also a Tetradecathlon, which is a double heptathlon, consisting of 14 events, seven events per day. The heptathlon scoring system was devised by Dr Karl Ulbrich, a Viennese mathematician. The formulae are constructed so that, for each event, a designated "standard" performance (for example, approximately 1.82 m for the high
Heptathlon of the Olympics and at the IAAF World Championships. The IAAF Combined Events Challenge determines a yearly women's heptathlon champion. The women's outdoor heptathlon consists of the following events, with the first four contested on the first day, and the remaining three on day two: The heptathlon has been contested by female athletes since the early 1980s, when it replaced the pentathlon as the primary women's combined event contest (the javelin throw and 800 m were added). It was first contested at the Olympic level in the 1984 Summer Olympics. In recent years some women's decathlon competitions have been conducted,