Swimmer profile
William Xing
Male15-16North Carolina Aquatic ClubNC · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
41.61
35.89
▲ 5.72
32.49
▲ 3.40
30.68
▲ 1.81
28.41
▲ 2.27
27.12
▲ 1.29
26.82
▲ 0.30
100 Free LCM
1:38.81
1:17.78
▲ 21.03
1:11.75
▲ 6.03
1:07.18
▲ 4.57
1:02.52
▲ 4.66
58.98
▲ 3.54
58.10
▲ 0.88
200 Free LCM
3:29.10
2:43.64
▲ 45.46
2:32.15
▲ 11.49
2:23.73
▲ 8.42
2:14.69
▲ 9.04
2:07.63
▲ 7.06
2:02.76
▲ 4.87
400 Free LCM
—
5:38.24
5:14.30
▲ 23.94
5:01.36
▲ 12.94
4:42.81
▲ 18.55
4:31.73
▲ 11.08
4:22.69
▲ 9.04
800 Free LCM
—
—
—
10:24.41
9:30.26
▲ 54.15
9:19.04
▲ 11.22
9:03.37
▲ 15.67
1500 Free LCM
—
—
—
—
18:31.31
17:49.79
▲ 41.52
17:06.47
▲ 43.32
50 Back LCM
47.72
41.59
▲ 6.13
38.02
▲ 3.57
35.57
▲ 2.45
32.80
▲ 2.77
—
30.95
▲ 1.85
100 Back LCM
1:45.16
1:27.68
▲ 17.48
1:21.11
▲ 6.57
1:15.39
▲ 5.72
1:08.63
▲ 6.76
1:07.06
▲ 1.57
1:07.20
▼ 0.14
200 Back LCM
—
—
2:50.82
2:42.06
▲ 8.76
2:27.16
▲ 14.90
2:23.49
▲ 3.67
2:21.03
▲ 2.46
50 Breast LCM
1:01.10
48.07
▲ 13.03
—
40.88
▲ 7.19
—
—
—
100 Breast LCM
2:13.33
1:43.25
▲ 30.08
1:39.16
▲ 4.09
1:28.60
▲ 10.56
1:20.35
▲ 8.25
1:13.93
▲ 6.42
1:17.81
▼ 3.88
200 Breast LCM
—
—
—
3:13.23
2:56.82
▲ 16.41
2:41.83
▲ 14.99
2:41.16
▲ 0.67
50 Fly LCM
51.05
39.22
▲ 11.83
35.24
▲ 3.98
33.85
▲ 1.39
—
—
29.20
▲ 4.65
100 Fly LCM
—
1:29.37
1:20.30
▲ 9.07
1:16.59
▲ 3.71
1:10.54
▲ 6.05
1:05.49
▲ 5.05
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200 Fly LCM
—
—
—
—
2:38.34
2:25.75
▲ 12.59
2:23.65
▲ 2.10
200 IM LCM
4:05.74
3:07.81
▲ 57.93
2:52.26
▲ 15.55
2:43.18
▲ 9.08
2:27.88
▲ 15.30
2:22.15
▲ 5.73
2:20.53
▲ 1.62
400 IM LCM
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—
6:05.00
5:45.99
▲ 19.01
5:14.47
▲ 31.52
5:03.64
▲ 10.83
4:56.58
▲ 7.06
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.