Swimmer profile
Cooper Jansma
Male15-16Saline Swim TeamMI · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
40.43
33.54
▲ 6.89
32.44
▲ 1.10
30.87
▲ 1.57
29.17
▲ 1.70
—
100 Free LCM
1:30.07
1:15.26
▲ 14.81
1:12.63
▲ 2.63
1:07.98
▲ 4.65
1:03.64
▲ 4.34
1:04.34
▼ 0.70
200 Free LCM
3:22.10
—
2:32.94
▲ 49.16
2:30.94
▲ 2.00
2:25.46
▲ 5.48
2:18.05
▲ 7.41
400 Free LCM
—
—
5:28.83
5:24.40
▲ 4.43
5:14.99
▲ 9.41
4:51.81
▲ 23.18
800 Free LCM
—
—
—
—
10:45.34
—
50 Back LCM
44.06
39.52
▲ 4.54
36.68
▲ 2.84
36.52
▲ 0.16
33.18
▲ 3.34
31.27
▲ 1.91
100 Back LCM
1:35.65
1:23.45
▲ 12.20
1:17.74
▲ 5.71
1:14.93
▲ 2.81
1:11.56
▲ 3.37
1:08.84
▲ 2.72
200 Back LCM
—
—
2:47.08
2:42.61
▲ 4.47
2:33.84
▲ 8.77
2:26.65
▲ 7.19
50 Breast LCM
57.18
45.14
▲ 12.04
43.64
▲ 1.50
39.31
▲ 4.33
37.10
▲ 2.21
34.22
▲ 2.88
100 Breast LCM
—
—
1:32.62
1:30.36
▲ 2.26
1:20.78
▲ 9.58
1:16.69
▲ 4.09
200 Breast LCM
—
—
3:12.55
3:11.86
▲ 0.69
3:06.00
▲ 5.86
2:57.20
▲ 8.80
50 Fly LCM
—
—
36.85
—
31.81
▲ 5.04
29.89
▲ 1.92
100 Fly LCM
—
—
1:21.43
1:19.74
▲ 1.69
1:14.33
▲ 5.41
1:11.78
▲ 2.55
200 Fly LCM
—
—
—
2:59.32
—
2:41.27
▲ 18.05
200 IM LCM
3:46.59
3:05.43
▲ 41.16
2:46.77
▲ 18.66
2:46.07
▲ 0.70
2:43.38
▲ 2.69
2:31.77
▲ 11.61
400 IM LCM
—
—
5:50.36
5:53.69
▼ 3.33
5:36.66
▲ 17.03
5:12.90
▲ 23.76
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.