Swimmer profile
Jack Yu
MaleOpen / SeniorCharger AquaticsNM · WESTERNCollege athlete · California Institute of TechnologyD3
SeasonUSA Swimming season runs Sept – Aug
Event
2015–16
2016–17
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
43.93
37.20
▲ 6.73
31.01
▲ 6.19
26.99
▲ 4.02
25.11
▲ 1.88
23.54
▲ 1.57
23.20
▲ 0.34
22.72
▲ 0.48
22.47
▲ 0.25
22.38
▲ 0.09
—
100 Free SCY
1:55.25
1:24.28
▲ 30.97
1:08.61
▲ 15.67
59.25
▲ 9.36
53.46
▲ 5.79
51.32
▲ 2.14
52.37
▼ 1.05
50.94
▲ 1.43
50.68
▲ 0.26
—
—
200 Free SCY
—
3:42.43
2:34.55
▲ 67.88
2:11.86
▲ 22.69
2:03.77
▲ 8.09
2:00.43
▲ 3.34
—
1:53.37
▲ 7.06
1:52.09
▲ 1.28
—
—
500 Free SCY
—
—
7:41.76
6:01.47
▲ 100.29
5:42.37
▲ 19.10
5:35.28
▲ 7.09
—
—
5:11.57
▲ 23.71
—
—
1000 Free SCY
—
—
—
—
12:01.50
—
—
—
—
—
11:43.80
▲ 17.70
1650 Free SCY
—
—
—
—
—
19:39.34
—
—
—
—
—
50 Back SCY
46.57
42.40
▲ 4.17
35.82
▲ 6.58
29.26
▲ 6.56
28.84
▲ 0.42
28.71
▲ 0.13
26.69
▲ 2.02
26.15
▲ 0.54
25.77
▲ 0.38
—
25.90
▼ 0.13
100 Back SCY
—
1:31.70
1:19.30
▲ 12.40
1:05.65
▲ 13.65
1:01.01
▲ 4.64
1:02.77
▼ 1.76
58.16
▲ 4.61
56.01
▲ 2.15
55.24
▲ 0.77
—
57.38
▼ 2.14
200 Back SCY
—
—
2:57.29
2:27.52
▲ 29.77
2:15.59
▲ 11.93
2:14.11
▲ 1.48
2:11.36
▲ 2.75
2:05.41
▲ 5.95
—
—
2:10.48
▼ 5.07
50 Breast SCY
49.68
43.14
▲ 6.54
37.29
▲ 5.85
31.73
▲ 5.56
31.62
▲ 0.11
31.76
▼ 0.14
30.18
▲ 1.58
29.41
▲ 0.77
28.78
▲ 0.63
—
—
100 Breast SCY
1:59.05
1:34.12
▲ 24.93
1:22.51
▲ 11.61
1:09.43
▲ 13.08
1:04.45
▲ 4.98
1:03.27
▲ 1.18
1:03.74
▼ 0.47
59.91
▲ 3.83
59.99
▼ 0.08
59.98
▲ 0.01
1:04.47
▼ 4.49
200 Breast SCY
—
—
2:58.24
2:37.06
▲ 21.18
2:23.47
▲ 13.59
2:16.31
▲ 7.16
2:17.32
▼ 1.01
2:15.22
▲ 2.10
2:11.80
▲ 3.42
—
—
50 Fly SCY
45.83
39.61
▲ 6.22
30.71
▲ 8.90
26.38
▲ 4.33
26.38
± 0.00
25.41
▲ 0.97
25.40
▲ 0.01
25.00
▲ 0.40
24.39
▲ 0.61
—
—
100 Fly SCY
—
1:33.38
1:10.68
▲ 22.70
58.91
▲ 11.77
56.92
▲ 1.99
54.41
▲ 2.51
53.29
▲ 1.12
51.86
▲ 1.43
51.35
▲ 0.51
51.05
▲ 0.30
52.06
▼ 1.01
200 Fly SCY
—
—
2:53.19
2:23.84
▲ 29.35
2:09.92
▲ 13.92
2:02.89
▲ 7.03
1:59.85
▲ 3.04
1:57.51
▲ 2.34
1:57.70
▼ 0.19
—
1:59.90
▼ 2.20
100 IM SCY
1:38.62
1:18.43
▲ 20.19
1:13.34
▲ 5.09
1:01.21
▲ 12.13
57.84
▲ 3.37
—
57.46
▲ 0.38
55.66
▲ 1.80
55.43
▲ 0.23
—
55.27
▲ 0.16
200 IM SCY
—
3:14.26
2:38.85
▲ 35.41
2:18.31
▲ 20.54
2:05.59
▲ 12.72
2:03.96
▲ 1.63
2:02.14
▲ 1.82
1:58.83
▲ 3.31
1:58.36
▲ 0.47
—
2:02.27
▼ 3.91
400 IM SCY
—
—
—
5:29.79
4:45.07
▲ 44.72
4:34.72
▲ 10.35
4:28.48
▲ 6.24
4:24.62
▲ 3.86
4:25.91
▼ 1.29
—
4:39.41
▼ 13.50
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.