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Maintaining that top speed for as long as possible is a primary focus of training for the 100 m. [14] ... still in the top 25 100m times, by repeat athletes
Larger nations, and nations with strong traditions in sprinting, often have long-running histories of Olympic 100 m trials (such as at the United States Olympic Trials). Participation for a country also demands that the athlete hold respective citizenship and is not subject to a competitive ban through anti-doping rules .
IAAF-ratified world record progression for the men's 100 m. In 1977 the IAAF began requiring fully automatic timing, accounting for both the increase in measured times and the decrease in measurement uncertainty.
Saga Long Distance Meet M 65 (progression) 9:47.4 Derek Turnbull New Zealand: 5 December 1926 65 8 February 1992 Christchurch, New Zealand M 70 (progression) 10:38.98 Eddy Vierendeels Belgium 7 November 1952 70 28 June 2023 Ninove, Belgium Open Meeting [44] 10:38.15i: Luciano Moser Italy 28 January 1953 70 5 March 2023 Padova, Italy
Event Time Name Nation Games Date Ref 50 m freestyle: 21.07 Caeleb Dressel United States (USA) 2020 Tokyo: 1 August 2021 100 m freestyle: ♦46.40 Pan Zhanle China (CHN)
Ben Johnson beat Lewis in the 1987 final, but his win and record were subsequently rescinded after his admission to long-term steroid use. [2] Lewis's mark, which equalled the standing record at the time, was never officially ratified by the IAAF as a world record. The women's world record has not yet been beaten at the championships.
The "Wind" column in the table below indicates the wind assistance in metres per second. 2.0 m/s is the current maximum allowable, and a negative value indicates that the mark was set against a headwind. the "Auto" column indicates a fully automatic time that was also recorded in the event when hand-timed marks were used for official records, or which was the basis for the official mark ...
In November 2019, World Athletics (WA; formerly IAAF) also deleted several long-distance events (track distances of 20,000 metres, 25,000 metres and 30,000 metres and road distances of 15 km, 20 km, 25 km and 30 km) from the world record books.