Swimmer profile
Kai Koper
Male11-12Team GreenvilleSC · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2024–25
2025–26
50 Free LCM
29.21
28.22
▲ 0.99
100 Free LCM
1:05.16
1:02.12
▲ 3.04
200 Free LCM
2:22.44
2:19.38
▲ 3.06
400 Free LCM
5:36.71
5:07.20
▲ 29.51
1500 Free LCM
20:27.71
19:39.47
▲ 48.24
50 Back LCM
34.21
32.69
▲ 1.52
100 Back LCM
1:20.58
1:13.62
▲ 6.96
50 Breast LCM
43.82
40.60
▲ 3.22
100 Breast LCM
1:32.66
1:27.66
▲ 5.00
50 Fly LCM
32.25
30.23
▲ 2.02
100 Fly LCM
1:14.93
1:10.16
▲ 4.77
200 IM LCM
2:43.43
2:39.57
▲ 3.86
400 IM LCM
5:50.51
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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.