Swimmer profile
Donald Zhao
Male15-16Carmel Swim ClubIN · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2016–17
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
58.09
41.73
▲ 16.36
36.73
▲ 5.00
29.98
▲ 6.75
28.95
▲ 1.03
26.60
▲ 2.35
25.93
▲ 0.67
24.38
▲ 1.55
24.31
▲ 0.07
100 Free LCM
2:06.19
1:42.53
▲ 23.66
1:23.89
▲ 18.64
1:05.39
▲ 18.50
1:02.62
▲ 2.77
57.70
▲ 4.92
55.83
▲ 1.87
53.26
▲ 2.57
52.55
▲ 0.71
200 Free LCM
—
—
3:02.20
2:24.42
▲ 37.78
2:16.23
▲ 8.19
2:04.55
▲ 11.68
2:05.85
▼ 1.30
1:59.07
▲ 6.78
2:02.78
▼ 3.71
400 Free LCM
—
—
—
4:59.52
4:47.88
▲ 11.64
4:27.27
▲ 20.61
4:29.11
▼ 1.84
4:18.91
▲ 10.20
—
50 Back LCM
1:01.68
49.78
▲ 11.90
40.56
▲ 9.22
37.56
▲ 3.00
34.51
▲ 3.05
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—
—
—
100 Back LCM
2:04.00
—
1:32.89
▲ 31.11
1:20.00
▲ 12.89
1:15.81
▲ 4.19
1:10.74
▲ 5.07
1:08.47
▲ 2.27
1:01.87
▲ 6.60
1:03.07
▼ 1.20
200 Back LCM
—
—
—
—
2:47.17
2:31.52
▲ 15.65
2:33.06
▼ 1.54
2:31.94
▲ 1.12
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50 Breast LCM
—
54.12
47.44
▲ 6.68
37.81
▲ 9.63
34.88
▲ 2.93
—
—
—
31.77
▲ 3.11
100 Breast LCM
2:21.35
—
1:52.26
▲ 29.09
1:29.80
▲ 22.46
1:25.01
▲ 4.79
1:16.91
▲ 8.10
1:17.64
▼ 0.73
1:21.17
▼ 3.53
1:11.27
▲ 9.90
200 Breast LCM
—
—
—
3:19.46
2:57.05
▲ 22.41
2:52.00
▲ 5.05
3:02.24
▼ 10.24
2:53.38
▲ 8.86
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50 Fly LCM
1:25.08
—
—
34.02
▲ 51.06
33.03
▲ 0.99
—
—
—
27.07
▲ 5.96
100 Fly LCM
—
—
1:54.21
1:22.56
▲ 31.65
1:14.83
▲ 7.73
1:05.79
▲ 9.04
1:03.69
▲ 2.10
58.59
▲ 5.10
58.57
▲ 0.02
200 Fly LCM
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—
—
—
—
3:00.38
2:36.50
▲ 23.88
2:23.86
▲ 12.64
—
200 IM LCM
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—
—
2:47.38
2:33.59
▲ 13.79
2:29.99
▲ 3.60
2:23.85
▲ 6.14
2:17.62
▲ 6.23
2:16.69
▲ 0.93
400 IM LCM
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—
—
—
5:43.22
5:17.56
▲ 25.66
5:21.89
▼ 4.33
—
5:05.03
▲ 16.86
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.