Swimmer profile
Luke Chang
Male13-14Boilermaker AquaticsIN · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
—
40.34
32.37
▲ 7.97
29.59
▲ 2.78
27.31
▲ 2.28
25.55
▲ 1.76
25.50
▲ 0.05
100 Free SCY
2:17.11
1:41.80
▲ 35.31
1:12.91
▲ 28.89
1:11.91
▲ 1.00
1:00.10
▲ 11.81
57.95
▲ 2.15
56.19
▲ 1.76
200 Free SCY
—
—
2:52.21
2:39.25
▲ 12.96
2:14.33
▲ 24.92
2:08.80
▲ 5.53
2:05.78
▲ 3.02
500 Free SCY
—
—
—
6:42.45
6:29.86
▲ 12.59
6:07.34
▲ 22.52
6:06.40
▲ 0.94
50 Back SCY
—
48.64
39.15
▲ 9.49
36.02
▲ 3.13
35.61
▲ 0.41
31.74
▲ 3.87
30.63
▲ 1.11
100 Back SCY
—
—
1:28.82
1:16.00
▲ 12.82
1:13.39
▲ 2.61
1:09.61
▲ 3.78
1:07.99
▲ 1.62
200 Back SCY
—
—
—
—
—
2:25.93
2:26.57
▼ 0.64
50 Breast SCY
—
50.69
43.31
▲ 7.38
38.91
▲ 4.40
36.38
▲ 2.53
31.78
▲ 4.60
30.13
▲ 1.65
100 Breast SCY
—
1:56.33
1:33.53
▲ 22.80
1:27.84
▲ 5.69
1:15.77
▲ 12.07
1:07.86
▲ 7.91
1:06.23
▲ 1.63
200 Breast SCY
—
—
—
—
—
2:29.82
2:24.82
▲ 5.00
50 Fly SCY
—
—
39.90
34.70
▲ 5.20
30.94
▲ 3.76
29.64
▲ 1.30
27.43
▲ 2.21
100 Fly SCY
—
—
1:57.68
1:20.14
▲ 37.54
1:11.43
▲ 8.71
1:06.45
▲ 4.98
1:03.02
▲ 3.43
200 Fly SCY
—
—
—
—
—
2:39.78
2:34.82
▲ 4.96
200 IM SCY
—
—
3:07.61
2:42.37
▲ 25.24
2:28.27
▲ 14.10
2:17.99
▲ 10.28
2:17.12
▲ 0.87
400 IM SCY
—
—
—
—
—
5:16.52
4:59.88
▲ 16.64
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.