The Moment of History on Instagram: "On August 16, 2009, at the World Championships in Berlin, Usain Bolt set one of the greatest records in the history of sport. He ran the 100 meters in 9.58 seconds, becoming the fastest man in history. His average speed over the distance was about 37.6 km/h, while his peak speed during the acceleration phase reached approximately 44 km/h. The record was set with a legal wind assistance of +0.9 m/s. Years have passed, but the 9.58 mark remains unbeaten and sym