Swimmer profile
Jonah Hsu
Male15-16Palo Alto Stanford AquaticsPC · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
42.12
34.58
▲ 7.54
31.19
▲ 3.39
30.26
▲ 0.93
29.45
▲ 0.81
27.50
▲ 1.95
27.28
▲ 0.22
100 Free LCM
1:41.80
1:18.94
▲ 22.86
1:09.50
▲ 9.44
1:10.29
▼ 0.79
1:05.08
▲ 5.21
1:02.99
▲ 2.09
59.82
▲ 3.17
200 Free LCM
—
—
2:40.58
2:35.01
▲ 5.57
—
2:17.18
▲ 17.83
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400 Free LCM
—
—
—
5:30.67
5:14.71
▲ 15.96
—
—
800 Free LCM
—
—
—
11:28.69
11:10.27
▲ 18.42
—
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50 Back LCM
54.07
43.15
▲ 10.92
39.23
▲ 3.92
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—
—
—
100 Back LCM
1:59.18
—
1:24.96
▲ 34.22
1:20.89
▲ 4.07
1:15.33
▲ 5.56
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200 Back LCM
—
—
3:09.55
3:00.38
▲ 9.17
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—
—
50 Breast LCM
52.48
42.38
▲ 10.10
39.98
▲ 2.40
—
—
33.61
▲ 6.37
32.49
▲ 1.12
100 Breast LCM
1:57.38
1:33.28
▲ 24.10
1:26.19
▲ 7.09
1:24.94
▲ 1.25
1:17.87
▲ 7.07
1:15.09
▲ 2.78
1:13.55
▲ 1.54
200 Breast LCM
—
—
3:05.48
3:02.90
▲ 2.58
2:48.70
▲ 14.20
2:46.04
▲ 2.66
2:44.65
▲ 1.39
50 Fly LCM
48.25
38.21
▲ 10.04
35.59
▲ 2.62
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—
29.88
▲ 5.71
28.05
▲ 1.83
100 Fly LCM
—
—
1:24.28
—
—
1:08.07
▲ 16.21
1:03.65
▲ 4.42
200 IM LCM
3:51.03
—
2:51.73
▲ 59.30
2:49.81
▲ 1.92
2:40.94
▲ 8.87
2:34.07
▲ 6.87
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400 IM LCM
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—
—
6:02.51
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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.