Swimmer profile
Oliver Kosmoski
Male13-14Shorewood Swim ClubWI · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
48.01
40.04
▲ 7.97
—
35.08
▲ 4.96
30.30
▲ 4.78
100 Free LCM
1:46.39
1:33.74
▲ 12.65
—
1:17.57
▲ 16.17
1:06.68
▲ 10.89
200 Free LCM
—
—
—
2:55.24
2:26.71
▲ 28.53
50 Back LCM
55.81
49.54
▲ 6.27
—
39.17
▲ 10.37
35.74
▲ 3.43
100 Back LCM
2:04.25
1:52.49
▲ 11.76
—
1:26.11
▲ 26.38
1:14.30
▲ 11.81
200 Back LCM
—
—
—
3:04.45
2:38.72
▲ 25.73
50 Breast LCM
1:03.37
58.33
▲ 5.04
—
47.38
▲ 10.95
—
100 Breast LCM
2:12.16
2:04.98
▲ 7.18
—
1:46.03
▲ 18.95
1:30.44
▲ 15.59
200 Breast LCM
—
—
—
3:45.54
3:34.88
▲ 10.66
50 Fly LCM
—
53.43
—
43.14
▲ 10.29
—
100 Fly LCM
—
—
1:44.10
—
—
200 IM LCM
—
3:54.13
3:27.93
▲ 26.20
3:08.12
▲ 19.81
2:44.55
▲ 23.57
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.