Swimmer profile
Koen Asper
Male17-18Sweetwater Aquatics TeamWY · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
50 Free LCM
27.14
26.24
▲ 0.90
100 Free LCM
59.31
57.62
▲ 1.69
200 Free LCM
2:21.81
2:11.12
▲ 10.69
400 Free LCM
5:31.87
5:10.52
▲ 21.35
100 Back LCM
1:21.70
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100 Breast LCM
1:30.16
—
Improvement<0.5s0.5–2s2–5s5s+Slower
📊 All Attempts by Event
Chronological history of every recorded swim. Click an event to expand its attempt list.