2013 World Championships in Athletics – Men's decathlon 2: 0 m/s, Heat 3: -0.1 m/s, Heat 4: +0.4 m/s Key: PB = Personal best, SB = Seasonal best, WL = World leading (in a given season) 2013 World Championships in Athletics – Men's decathlon The men's decathlon at the 2013 World Championships in Athletics was held at the Luzhniki Stadium on 10–11 August in Moscow, Russia. The first day ended with two Americans leading the competition, Olympic Champion and World Record holder Ashton Eaton and, surprisingly, World Junior Champion Gunnar Nixon who set a 15 cm personal record in the Long Jump, another in the Shot Put and
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.