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Once his reaction time of 0.146 seconds is subtracted, his time is 9.434 seconds, or 10.6 m/s, 38.16 km/h, or 23.71 mph. [143] Bolt's top speed, based on his split time of 1.61 seconds for the 20 metres from the 60- to 80-metre marks (made during the 9.58 WR at 100 m), is 12.42 m/s, 44.72 km/h, or 27.79 mph. [337] He also has the second fastest ...
The record is 44.72 km/h (27.78 mph), measured between meter 60 and meter 80 of the 100 meters sprint at the 2009 World Championships in Athletics by Usain Bolt. [4] [5] (Bolt's average speed over the course of this race was 37.578 km/h or 23.35 mph.) [6] Compared to quadrupedal animals, humans are exceptionally capable of endurance, but incapable of great speed. [7]
Usain Bolt surpassed 9.70 seconds in 2008, and 9.60 in 2009. After 2007, South America had the distinction of being the only area from which no athlete had run a sub-10 second 100m, this distinction was however lost in the area's own 100m Final on 28 July 2023 in which the three leading runners all made sub-10 second times. [ 9 ]
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Miles per hour (mph, m.p.h., MPH, or mi/h) is a British imperial and United States customary unit of speed expressing the number of miles travelled in one hour.It is used in the United Kingdom, the United States, and a number of smaller countries, most of which are UK or US territories, or have close historical ties with the UK or US.
Average speed of Jamaican athlete Usain Bolt while setting the 100m world record in Berlin on 16 August 2009. 12.42: 44.72: 27.78: 4.14 × 10 −8: Top speed reached by Bolt during the same race. 8–14: 30–50: 18–31: 2.7–4.7 × 10 −8: Typical residential speed limit; top speed of a running cat or dog. 14: 50: 31: 4.7 × 10 −8 ...
Gay, Powell and Rodgers ended with the fastest times of the day, although Bolt and Bailey comfortably won heat five, exchanging smiles and glances in the process. [3] [4] The semi-finals saw Bolt—typically slow out of the blocks—false start for the first time over 100 m, but he eventually finished in 9.89 seconds (the fastest ever semi ...
That time is faster than Hill's 4.29 that he ran at his pro day before the 2016 NFL draft. But Hill's not worried. He's confident he would beat the 8-time Olympic gold medalist in a 40-yard dash.