Track & Field News: Records
Predict your potential running performance with Frank Horwill's 4 & 5 second rule
calculate time of distance d2 for t1 time of distance d1
male t2 = t1 (d2/d1) + 4*d2/400 * log(d2/d1)/log(2)
female t2 = t1 (d2/d1) + 5*d2/400 * log(d2/d1)/log(2)
Run-Down Statistics & Rankings - Performance Predictors & Purdy Point Equivalents
Run-Down Statistics & Rankings - Performance Predictors
FAQ: Race time predictor
Thursday, April 12, 2007
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