Swimmer profile
Hayden Zheng
MaleOpen / SeniorAlto Swim ClubPC · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2009–10
2010–11
2011–12
2012–13
2013–14
2014–15
2015–16
2016–17
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
50 Free SCY
37.52
32.69
▲ 4.83
28.98
▲ 3.71
27.43
▲ 1.55
26.32
▲ 1.11
24.62
▲ 1.70
23.68
▲ 0.94
22.85
▲ 0.83
23.22
▼ 0.37
21.86
▲ 1.36
21.33
▲ 0.53
21.66
▼ 0.33
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100 Free SCY
1:24.91
1:11.97
▲ 12.94
1:05.52
▲ 6.45
1:00.18
▲ 5.34
56.96
▲ 3.22
53.27
▲ 3.69
50.97
▲ 2.30
52.47
▼ 1.50
—
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45.65
▲ 6.82
46.16
▼ 0.51
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200 Free SCY
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2:36.20
2:16.59
▲ 19.61
2:06.81
▲ 9.78
1:55.84
▲ 10.97
1:51.89
▲ 3.95
1:52.60
▼ 0.71
—
1:40.43
▲ 12.17
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—
—
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500 Free SCY
—
—
—
—
5:53.83
5:15.18
▲ 38.65
5:13.85
▲ 1.33
—
4:54.68
▲ 19.17
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50 Back SCY
44.67
38.72
▲ 5.95
35.04
▲ 3.68
31.11
▲ 3.93
30.53
▲ 0.58
30.65
▼ 0.12
26.49
▲ 4.16
24.87
▲ 1.62
25.21
▼ 0.34
24.18
▲ 1.03
—
23.27
▲ 0.91
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100 Back SCY
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1:14.41
1:08.84
▲ 5.57
1:06.85
▲ 1.99
1:00.80
▲ 6.05
55.95
▲ 4.85
53.51
▲ 2.44
52.36
▲ 1.15
51.33
▲ 1.03
49.08
▲ 2.25
49.73
▼ 0.65
51.35
▼ 1.62
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200 Back SCY
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—
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2:31.60
2:17.69
▲ 13.91
2:01.53
▲ 16.16
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1:57.86
▲ 3.67
1:53.93
▲ 3.93
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—
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50 Breast SCY
53.30
42.71
▲ 10.59
38.66
▲ 4.05
34.51
▲ 4.15
31.85
▲ 2.66
30.01
▲ 1.84
27.92
▲ 2.09
27.04
▲ 0.88
27.08
▼ 0.04
25.43
▲ 1.65
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—
26.42
▼ 0.99
—
25.98
▲ 0.44
25.70
▲ 0.28
100 Breast SCY
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1:26.69
1:13.15
▲ 13.54
1:08.75
▲ 4.40
1:03.74
▲ 5.01
59.97
▲ 3.77
57.88
▲ 2.09
56.43
▲ 1.45
53.86
▲ 2.57
53.09
▲ 0.77
54.08
▼ 0.99
53.83
▲ 0.25
53.49
▲ 0.34
52.79
▲ 0.70
53.31
▼ 0.52
200 Breast SCY
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—
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2:30.48
2:19.95
▲ 10.53
2:07.94
▲ 12.01
2:02.77
▲ 5.17
2:01.03
▲ 1.74
1:58.11
▲ 2.92
1:54.98
▲ 3.13
1:57.17
▼ 2.19
1:56.26
▲ 0.91
1:56.39
▼ 0.13
1:54.45
▲ 1.94
1:55.08
▼ 0.63
50 Fly SCY
43.80
36.14
▲ 7.66
34.21
▲ 1.93
31.17
▲ 3.04
28.27
▲ 2.90
28.19
▲ 0.08
25.52
▲ 2.67
25.77
▼ 0.25
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—
—
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100 Fly SCY
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1:18.57
1:15.03
▲ 3.54
1:04.59
▲ 10.44
59.71
▲ 4.88
56.21
▲ 3.50
54.32
▲ 1.89
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50.27
▲ 4.05
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200 Fly SCY
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2:13.99
2:03.26
▲ 10.73
1:57.93
▲ 5.33
2:01.53
▼ 3.60
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100 IM SCY
1:39.90
1:22.20
▲ 17.70
1:14.81
▲ 7.39
1:07.95
▲ 6.86
1:03.23
▲ 4.72
59.57
▲ 3.66
55.33
▲ 4.24
53.51
▲ 1.82
52.31
▲ 1.20
50.55
▲ 1.76
49.68
▲ 0.87
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200 IM SCY
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2:47.23
2:27.18
▲ 20.05
2:15.33
▲ 11.85
2:06.47
▲ 8.86
1:57.07
▲ 9.40
1:53.05
▲ 4.02
1:50.57
▲ 2.48
1:48.25
▲ 2.32
1:47.05
▲ 1.20
1:47.36
▼ 0.31
1:47.49
▼ 0.13
1:47.90
▼ 0.41
1:47.20
▲ 0.70
1:46.51
▲ 0.69
400 IM SCY
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4:11.17
4:03.43
▲ 7.74
3:59.38
▲ 4.05
3:56.51
▲ 2.87
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3:55.40
▲ 1.11
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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.