Swimmer profile
Arnold Luk
MaleOpen / SeniorColorado StarsMR · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2015–16
2016–17
2017–18
2018–19
2019–20
2020–21
2021–22
2025–26
50 Free LCM
25.05
25.34
▼ 0.29
—
25.17
▲ 0.17
25.48
▼ 0.31
23.30
▲ 2.18
24.65
▼ 1.35
25.82
▼ 1.17
100 Free LCM
56.75
1:01.06
▼ 4.31
—
—
—
57.49
▲ 3.57
56.74
▲ 0.75
—
50 Breast LCM
—
—
31.31
29.64
▲ 1.67
29.97
▼ 0.33
28.99
▲ 0.98
29.27
▼ 0.28
30.03
▼ 0.76
100 Breast LCM
1:05.31
1:05.80
▼ 0.49
1:07.18
▼ 1.38
1:05.28
▲ 1.90
1:05.52
▼ 0.24
1:05.67
▼ 0.15
1:05.76
▼ 0.09
1:06.72
▼ 0.96
200 Breast LCM
2:30.03
2:32.39
▼ 2.36
—
2:29.17
▲ 3.22
2:29.84
▼ 0.67
2:40.60
▼ 10.76
2:29.89
▲ 10.71
2:36.18
▼ 6.29
50 Fly LCM
—
—
—
—
28.09
27.20
▲ 0.89
27.54
▼ 0.34
28.44
▼ 0.90
100 Fly LCM
1:10.28
—
—
—
—
—
—
—
200 IM LCM
2:21.99
—
—
—
—
—
—
—
400 IM LCM
5:51.10
—
—
—
—
—
—
—
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.