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Race time prediction formula, running course certification. Peter Riegel (January 30, 1935 – May 28, 2018) was an American research engineer who developed a mathematical formula for predicting race times for runners and other athletes given a certain performance at another distance.
Kipsang has the fourth fastest marathon time, at 2 hours 3 minutes and 23 seconds, at the 2013 Berlin Marathon. [14] Kipsang ran a year earlier, at the 2012 Honolulu Marathon, finishing with a time of 2 hours 12 minutes and 31 seconds. [15] He won this marathon by negative splitting. Kipsang came through the half waypoint in 1 hour 7 minutes ...
[2] On 30 March 1991, Arturo Barrios ran a world record distance of 21.101 km in one hour, becoming the first man to run the half marathon distance in under one hour. [11] On 3 April 1993, Moses Tanui became the first man to run a half marathon race in under one hour, with a time of 59:47. [12]
He then ran solo for the rest of the race, running a negative split and a 60:34 second half. He crossed the line in a world record time of 2:01:39, 78 seconds faster than Kimeto's previous world record. [16] [17] He next raced in the 2019 London Marathon in April 2019. A group of nine went through 10 kilometres (6.2 mi) in 29:01 and halfway in ...
The 5-foot-tall sixth-grader placed second among all girls and women at the Ventura Marathon in February when she ran the 26.2-mile course in 2 hours 58 minutes, averaging less than 7 minutes per ...
Ryan Hall (born October 14, 1982, in Kirkland, Washington) [2] is a retired American long-distance runner who held the U.S. record in the half marathon from 2007 to 2025. With his half marathon record time (59:43), he became the first U.S. runner to break the one-hour barrier in the event. [3]
She had appeared to win in 2:54:21 (2:55:39 gun time), but she appeared to have run the second half of the race in 47:30, which would have far exceeded the then-world record for the men's half-marathon, while her past race times were inconsistent with her supposed performance in Chickamauga. [11]
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