Swimmer profile
Luke Chang
Male13-14Boilermaker AquaticsIN · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
37.30
33.80
▲ 3.50
30.64
▲ 3.16
28.96
▲ 1.68
29.12
▼ 0.16
100 Free LCM
1:24.76
1:19.05
▲ 5.71
1:11.53
▲ 7.52
1:07.11
▲ 4.42
1:04.65
▲ 2.46
200 Free LCM
3:07.43
2:48.47
▲ 18.96
2:40.73
▲ 7.74
2:38.44
▲ 2.29
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400 Free LCM
—
6:06.21
—
5:52.44
▲ 13.77
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50 Back LCM
44.21
41.26
▲ 2.95
38.75
▲ 2.51
—
—
100 Back LCM
1:45.69
1:26.44
▲ 19.25
1:22.56
▲ 3.88
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—
200 Back LCM
—
—
—
2:52.55
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50 Breast LCM
53.51
45.74
▲ 7.77
39.38
▲ 6.36
35.28
▲ 4.10
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100 Breast LCM
1:55.15
1:40.05
▲ 15.10
1:29.56
▲ 10.49
1:21.13
▲ 8.43
1:17.25
▲ 3.88
200 Breast LCM
—
—
3:12.60
2:55.49
▲ 17.11
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50 Fly LCM
46.29
—
34.26
▲ 12.03
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100 Fly LCM
1:49.28
1:35.25
▲ 14.03
1:29.72
▲ 5.53
1:20.51
▲ 9.21
1:13.43
▲ 7.08
200 IM LCM
3:31.09
3:05.38
▲ 25.71
2:53.33
▲ 12.05
2:41.99
▲ 11.34
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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.