Cohort progression — KS Posnania

Median season-best times of each birth-year cohort, overlaid by age — shows how consecutive groups developed at the same stage of training.

Sex: WomenMen Pool: 25 m pool50 m pool
100 m freestyle men · 25 m pool
X: swimmer age in season · Y: median season-best time
1:00.001:10.001:20.00 111213141516
born 2005 born 2004 born 2003 born 2002

← KS Posnania

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