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The "Time" column indicates the ratified mark; the "Wind" column indicates the wind assistance in metres per second, 2.0 m/s the current maximum allowable, a negative indicates the mark was set running into a wind; 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 ...
A pace is a unit of length consisting either of one normal walking step (approximately 0.75 metres or 30 inches), or of a double step, returning to the same foot (approximately 1.5 metres or 60 inches). The normal pace length decreases with age and some health conditions. [1]
In running events up to 200 m in distance and in horizontal jump events, wind assistance is permitted only up to 2.0 m/s. In decathlon or heptathlon, average wind assistance of less than 2.0 m/s is required across all applicable disciplines; and maximum of 4.0 m/s in any one event. As an exception, according to rule 36.2, specific event ...
In the 400 meters, the strategy proven to be the most effective is starting off at a 70-75% pace and working up to 100%, or known as the threshold pace strategy. Examples of this race plan are Michael Johnson’s former World Record of 43.18 in 1999 and Cathy Freeman’s Olympic Gold Medal in 2000, [ 15 ] both 400 meters runners who benefited ...
Casio was established as Kashio Seisakujo in April 1946 by Tadao Kashio [] (1917–1993), an engineer specializing in fabrication technology. [1] Kashio's first major product was the yubiwa pipe, a finger ring that would hold a cigarette, allowing the wearer to smoke the cigarette down to its nub while also leaving the wearer's hands free. [6]
Constructed with a durable steel frame and a large rubber runner belt area, this powerful walking pad can bear up to 320 pounds and has a maximum speed of 3.8 mph.
4 × 200 m relay: 1:19.67 Lindel Frater Ricardo Williams Doc Patton Kim Collins: Texas Christian University: April 29, 2000 Penn Relays: Philadelphia, Pennsylvania [5] 1:20.26 Joel Andrews 20.9h James Sanford 20.1h Billy Mullins 19.6h Clancy Edwards 19.8h: University of Southern California: May 27, 1978 Tempe, Arizona: Tempe, Arizona [5] 4 × ...
200 m: 20.79 Nyckoles Harbor: 22 January 2022 Texas Tech Under Armour High School Classic Lubbock, United States 16 years, 201 days [53] 300 m: 32.87 Tyrese Cooper: 4 February 2017 Armory Track Invitational New York City, United States 16 years, 320 days [54] 400 m: 45.66 Quincy Wilson: 2 February 2025 New Balance Indoor Grand Prix: Boston ...