Swimmer profile
William Xia
Male15-16Coho Swim ClubIL · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
52.52
45.31
▲ 7.21
36.23
▲ 9.08
33.66
▲ 2.57
32.39
▲ 1.27
30.71
▲ 1.68
29.09
▲ 1.62
100 Free LCM
2:06.26
1:42.26
▲ 24.00
1:22.63
▲ 19.63
1:14.08
▲ 8.55
1:10.94
▲ 3.14
1:05.40
▲ 5.54
1:01.60
▲ 3.80
200 Free LCM
—
—
3:01.23
2:50.63
▲ 10.60
2:35.81
▲ 14.82
2:27.68
▲ 8.13
2:17.80
▲ 9.88
400 Free LCM
—
—
—
5:58.01
5:35.88
▲ 22.13
—
—
800 Free LCM
—
—
—
—
11:33.64
11:20.91
▲ 12.73
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50 Back LCM
57.07
50.83
▲ 6.24
43.65
▲ 7.18
39.17
▲ 4.48
37.33
▲ 1.84
31.03
▲ 6.30
29.99
▲ 1.04
100 Back LCM
2:10.01
—
1:30.13
▲ 39.88
1:22.61
▲ 7.52
1:17.87
▲ 4.74
1:06.21
▲ 11.66
1:03.84
▲ 2.37
200 Back LCM
—
—
—
2:56.37
2:45.66
▲ 10.71
2:27.66
▲ 18.00
2:18.92
▲ 8.74
50 Breast LCM
1:40.02
1:01.17
▲ 38.85
49.48
▲ 11.69
44.71
▲ 4.77
43.52
▲ 1.19
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—
100 Breast LCM
—
2:12.09
1:43.42
▲ 28.67
1:36.12
▲ 7.30
1:30.16
▲ 5.96
1:19.95
▲ 10.21
1:19.08
▲ 0.87
200 Breast LCM
—
—
—
3:28.17
3:17.22
▲ 10.95
3:08.31
▲ 8.91
2:50.95
▲ 17.36
50 Fly LCM
—
1:00.47
41.46
▲ 19.01
37.49
▲ 3.97
34.81
▲ 2.68
33.48
▲ 1.33
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100 Fly LCM
—
—
—
1:30.60
1:21.64
▲ 8.96
1:12.41
▲ 9.23
1:08.86
▲ 3.55
200 Fly LCM
—
—
—
—
3:03.91
2:59.67
▲ 4.24
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200 IM LCM
—
—
3:27.90
3:02.26
▲ 25.64
2:49.38
▲ 12.88
2:33.54
▲ 15.84
2:23.49
▲ 10.05
400 IM LCM
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—
—
—
6:04.83
5:28.35
▲ 36.48
5:04.72
▲ 23.63
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.