Swimmer profile
Chelsea Zhang
Female13-14SwimMAC CarolinaNC · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
39.88
36.55
▲ 3.33
31.36
▲ 5.19
28.81
▲ 2.55
27.77
▲ 1.04
26.95
▲ 0.82
26.08
▲ 0.87
100 Free SCY
1:32.19
1:21.32
▲ 10.87
1:09.95
▲ 11.37
1:06.75
▲ 3.20
58.06
▲ 8.69
58.56
▼ 0.50
56.94
▲ 1.62
200 Free SCY
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3:17.24
2:32.00
▲ 45.24
2:24.58
▲ 7.42
2:12.01
▲ 12.57
2:10.28
▲ 1.73
2:01.49
▲ 8.79
500 Free SCY
—
—
7:15.46
6:34.50
▲ 40.96
5:53.30
▲ 41.20
5:54.79
▼ 1.49
5:51.11
▲ 3.68
1000 Free SCY
—
—
—
—
—
12:07.48
11:50.77
▲ 16.71
1650 Free SCY
—
—
—
21:35.39
20:49.38
▲ 46.01
20:08.00
▲ 41.38
20:24.64
▼ 16.64
50 Back SCY
46.65
39.88
▲ 6.77
34.73
▲ 5.15
32.47
▲ 2.26
30.91
▲ 1.56
—
30.34
▲ 0.57
100 Back SCY
1:40.03
1:29.82
▲ 10.21
1:14.81
▲ 15.01
1:09.01
▲ 5.80
1:05.12
▲ 3.89
1:04.35
▲ 0.77
1:02.94
▲ 1.41
200 Back SCY
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—
—
—
2:19.49
2:15.76
▲ 3.73
2:15.81
▼ 0.05
50 Breast SCY
52.69
48.71
▲ 3.98
42.20
▲ 6.51
36.79
▲ 5.41
37.39
▼ 0.60
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—
100 Breast SCY
1:48.76
1:44.85
▲ 3.91
1:32.60
▲ 12.25
1:19.58
▲ 13.02
1:19.64
▼ 0.06
1:20.49
▼ 0.85
1:18.25
▲ 2.24
200 Breast SCY
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—
3:24.99
—
2:46.34
▲ 38.65
2:49.49
▼ 3.15
2:45.85
▲ 3.64
50 Fly SCY
47.15
40.42
▲ 6.73
35.37
▲ 5.05
30.42
▲ 4.95
28.56
▲ 1.86
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—
100 Fly SCY
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—
1:17.55
1:07.96
▲ 9.59
1:03.08
▲ 4.88
1:01.77
▲ 1.31
1:00.27
▲ 1.50
200 Fly SCY
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—
—
—
2:26.50
2:18.43
▲ 8.07
2:14.48
▲ 3.95
100 IM SCY
1:39.72
1:32.73
▲ 6.99
1:18.37
▲ 14.36
1:08.56
▲ 9.81
1:05.58
▲ 2.98
1:03.53
▲ 2.05
1:03.72
▼ 0.19
200 IM SCY
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—
2:40.97
2:26.07
▲ 14.90
2:21.28
▲ 4.79
2:15.53
▲ 5.75
2:15.39
▲ 0.14
400 IM SCY
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—
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5:42.60
4:59.28
▲ 43.32
4:47.03
▲ 12.25
4:48.73
▼ 1.70
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.