Swimmer profile
Collin Lange
Male11-12Alamo Heights Aquatic ClubST · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free LCM
41.87
35.80
▲ 6.07
31.81
▲ 3.99
32.33
▼ 0.52
100 Free LCM
1:38.24
1:22.43
▲ 15.81
1:13.37
▲ 9.06
1:09.17
▲ 4.20
200 Free LCM
—
2:53.66
2:35.44
▲ 18.22
2:28.92
▲ 6.52
400 Free LCM
—
6:06.78
5:22.37
▲ 44.41
5:10.47
▲ 11.90
800 Free LCM
—
—
11:26.21
—
50 Back LCM
50.42
44.23
▲ 6.19
41.04
▲ 3.19
41.55
▼ 0.51
100 Back LCM
1:51.35
1:37.78
▲ 13.57
1:27.42
▲ 10.36
1:25.18
▲ 2.24
200 Back LCM
—
—
3:10.51
—
50 Breast LCM
52.85
43.21
▲ 9.64
37.67
▲ 5.54
38.16
▼ 0.49
100 Breast LCM
1:51.40
1:34.47
▲ 16.93
1:24.60
▲ 9.87
1:20.88
▲ 3.72
200 Breast LCM
—
3:21.89
3:05.57
▲ 16.32
2:55.22
▲ 10.35
50 Fly LCM
55.56
44.41
▲ 11.15
36.62
▲ 7.79
34.89
▲ 1.73
100 Fly LCM
—
1:45.23
1:22.54
▲ 22.69
1:20.43
▲ 2.11
200 IM LCM
—
3:08.49
2:52.94
▲ 15.55
2:43.35
▲ 9.59
400 IM LCM
—
—
6:13.93
5:53.04
▲ 20.89
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.