Swimmer profile
Aileen Zheng
FemaleOpen / SeniorSanta Clara Swim ClubPC · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2014–15
2015–16
2016–17
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
37.05
31.93
▲ 5.12
31.62
▲ 0.31
30.19
▲ 1.43
30.31
▼ 0.12
28.51
▲ 1.80
27.44
▲ 1.07
27.62
▼ 0.18
27.45
▲ 0.17
27.81
▼ 0.36
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100 Free LCM
1:27.28
1:16.39
▲ 10.89
1:13.42
▲ 2.97
1:08.04
▲ 5.38
1:08.19
▼ 0.15
1:02.83
▲ 5.36
1:01.42
▲ 1.41
1:01.83
▼ 0.41
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1:04.37
▼ 2.54
200 Free LCM
3:17.82
—
2:43.27
▲ 34.55
2:30.29
▲ 12.98
2:27.24
▲ 3.05
—
2:17.93
▲ 9.31
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—
—
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400 Free LCM
—
—
5:52.47
5:20.68
▲ 31.79
5:23.15
▼ 2.47
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—
—
—
—
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800 Free LCM
—
—
—
—
—
—
10:02.71
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—
—
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50 Back LCM
42.70
39.74
▲ 2.96
38.39
▲ 1.35
—
—
—
33.92
▲ 4.47
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—
—
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100 Back LCM
1:34.19
1:25.57
▲ 8.62
1:21.97
▲ 3.60
1:18.19
▲ 3.78
1:14.68
▲ 3.51
1:14.56
▲ 0.12
1:12.02
▲ 2.54
1:14.50
▼ 2.48
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200 Back LCM
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—
3:00.26
2:49.78
▲ 10.48
2:50.26
▼ 0.48
2:45.05
▲ 5.21
2:47.34
▼ 2.29
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—
—
—
50 Breast LCM
42.99
40.85
▲ 2.14
37.73
▲ 3.12
36.57
▲ 1.16
—
—
34.93
▲ 1.64
34.57
▲ 0.36
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—
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100 Breast LCM
1:40.12
1:32.85
▲ 7.27
1:23.27
▲ 9.58
1:20.31
▲ 2.96
1:16.38
▲ 3.93
1:18.51
▼ 2.13
1:14.65
▲ 3.86
1:13.79
▲ 0.86
1:15.72
▼ 1.93
1:17.32
▼ 1.60
1:14.41
▲ 2.91
200 Breast LCM
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—
3:09.98
2:56.86
▲ 13.12
2:46.48
▲ 10.38
2:57.82
▼ 11.34
2:46.53
▲ 11.29
2:43.05
▲ 3.48
2:49.58
▼ 6.53
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2:43.07
▲ 6.51
50 Fly LCM
43.23
34.62
▲ 8.61
32.42
▲ 2.20
31.70
▲ 0.72
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—
29.06
▲ 2.64
30.59
▼ 1.53
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100 Fly LCM
1:45.03
1:22.50
▲ 22.53
1:13.82
▲ 8.68
1:10.59
▲ 3.23
1:08.09
▲ 2.50
1:07.56
▲ 0.53
1:05.82
▲ 1.74
1:05.74
▲ 0.08
1:06.87
▼ 1.13
1:08.89
▼ 2.02
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200 Fly LCM
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—
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2:54.80
2:38.97
▲ 15.83
2:34.92
▲ 4.05
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200 IM LCM
3:27.73
3:09.22
▲ 18.51
2:53.22
▲ 16.00
2:40.02
▲ 13.20
2:38.60
▲ 1.42
2:34.32
▲ 4.28
2:30.62
▲ 3.70
2:28.42
▲ 2.20
2:32.02
▼ 3.60
2:33.97
▼ 1.95
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400 IM LCM
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—
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5:47.69
5:45.71
▲ 1.98
—
5:35.09
▲ 10.62
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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.