Swimmer profile
Lydia Koch
Female11-12Meadowbrook Swim TeamMD · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free LCM
35.81
33.34
▲ 2.47
31.06
▲ 2.28
100 Free LCM
1:20.28
1:12.90
▲ 7.38
1:07.74
▲ 5.16
200 Free LCM
2:48.44
2:37.85
▲ 10.59
2:25.84
▲ 12.01
400 Free LCM
—
5:48.40
5:19.15
▲ 29.25
50 Back LCM
43.11
41.95
▲ 1.16
37.15
▲ 4.80
100 Back LCM
1:34.81
1:27.34
▲ 7.47
1:21.49
▲ 5.85
50 Breast LCM
53.94
48.62
▲ 5.32
41.80
▲ 6.82
100 Breast LCM
1:57.81
1:52.46
▲ 5.35
1:32.94
▲ 19.52
50 Fly LCM
47.57
36.42
▲ 11.15
34.29
▲ 2.13
100 Fly LCM
1:58.78
1:37.91
▲ 20.87
1:21.34
▲ 16.57
200 IM LCM
3:23.75
—
2:47.04
▲ 36.71
400 IM LCM
—
—
6:09.93
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.