Swimmer profile
Sean Zhou
Male15-16Katy Aquatic Team For YouthGU · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
39.18
35.96
▲ 3.22
32.08
▲ 3.88
27.09
▲ 4.99
25.84
▲ 1.25
23.66
▲ 2.18
22.75
▲ 0.91
22.39
▲ 0.36
100 Free SCY
1:25.87
1:22.13
▲ 3.74
1:14.41
▲ 7.72
1:04.61
▲ 9.80
58.27
▲ 6.34
51.64
▲ 6.63
49.21
▲ 2.43
48.51
▲ 0.70
200 Free SCY
3:21.22
2:52.57
▲ 28.65
—
2:17.04
▲ 35.53
2:07.35
▲ 9.69
1:53.88
▲ 13.47
1:47.44
▲ 6.44
1:45.51
▲ 1.93
500 Free SCY
—
—
7:19.09
—
6:06.38
▲ 72.71
5:07.11
▲ 59.27
4:47.03
▲ 20.08
4:43.38
▲ 3.65
1000 Free SCY
—
—
—
—
—
—
10:28.57
—
50 Back SCY
43.99
40.12
▲ 3.87
38.33
▲ 1.79
31.62
▲ 6.71
31.84
▼ 0.22
—
—
25.42
▲ 6.42
100 Back SCY
1:45.18
1:28.32
▲ 16.86
—
1:15.33
▲ 12.99
1:05.05
▲ 10.28
—
—
56.82
▲ 8.23
200 Back SCY
—
—
2:52.13
2:42.19
▲ 9.94
2:30.88
▲ 11.31
2:15.57
▲ 15.31
2:05.12
▲ 10.45
2:09.72
▼ 4.60
50 Breast SCY
57.79
52.25
▲ 5.54
49.67
▲ 2.58
—
—
30.75
▲ 18.92
29.82
▲ 0.93
—
100 Breast SCY
2:09.91
1:52.35
▲ 17.56
1:34.76
▲ 17.59
1:21.26
▲ 13.50
1:14.37
▲ 6.89
1:05.31
▲ 9.06
1:01.94
▲ 3.37
1:00.90
▲ 1.04
200 Breast SCY
—
—
—
—
2:41.79
2:27.07
▲ 14.72
2:25.76
▲ 1.31
2:20.74
▲ 5.02
50 Fly SCY
49.53
43.35
▲ 6.18
38.22
▲ 5.13
34.55
▲ 3.67
29.53
▲ 5.02
26.68
▲ 2.85
25.97
▲ 0.71
24.88
▲ 1.09
100 Fly SCY
1:53.18
1:37.37
▲ 15.81
—
1:14.85
▲ 22.52
1:05.54
▲ 9.31
1:00.58
▲ 4.96
53.80
▲ 6.78
53.59
▲ 0.21
200 Fly SCY
—
—
—
—
2:41.16
2:19.32
▲ 21.84
2:12.01
▲ 7.31
2:07.85
▲ 4.16
100 IM SCY
1:42.29
1:25.82
▲ 16.47
—
1:10.55
▲ 15.27
—
1:00.07
▲ 10.48
58.30
▲ 1.77
—
200 IM SCY
—
3:14.02
—
2:36.06
▲ 37.96
2:21.37
▲ 14.69
2:08.64
▲ 12.73
2:01.51
▲ 7.13
1:58.84
▲ 2.67
400 IM SCY
—
—
—
—
5:11.80
4:47.94
▲ 23.86
4:34.48
▲ 13.46
4:29.39
▲ 5.09
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.