Swimmer profile
Derek Liu
Male13-14Lake Country Swim TeamWI · 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
56.80
45.51
▲ 11.29
35.37
▲ 10.14
31.13
▲ 4.24
28.82
▲ 2.31
26.07
▲ 2.75
25.18
▲ 0.89
100 Free SCY
—
—
1:24.13
1:09.59
▲ 14.54
1:04.31
▲ 5.28
58.33
▲ 5.98
53.73
▲ 4.60
200 Free SCY
—
—
—
—
2:24.54
2:01.81
▲ 22.73
1:55.70
▲ 6.11
500 Free SCY
—
—
—
6:58.82
6:14.21
▲ 44.61
5:54.35
▲ 19.86
5:11.17
▲ 43.18
1000 Free SCY
—
—
—
—
—
12:07.02
11:03.94
▲ 63.08
50 Back SCY
1:01.12
53.65
▲ 7.47
43.25
▲ 10.40
38.20
▲ 5.05
35.85
▲ 2.35
30.90
▲ 4.95
29.51
▲ 1.39
100 Back SCY
—
—
1:35.22
1:25.01
▲ 10.21
—
1:06.52
▲ 18.49
1:00.17
▲ 6.35
200 Back SCY
—
—
—
—
—
2:19.94
2:12.05
▲ 7.89
50 Breast SCY
—
59.58
53.33
▲ 6.25
43.93
▲ 9.40
39.62
▲ 4.31
37.45
▲ 2.17
32.92
▲ 4.53
100 Breast SCY
—
—
2:00.49
1:33.09
▲ 27.40
1:24.34
▲ 8.75
1:19.65
▲ 4.69
1:08.02
▲ 11.63
200 Breast SCY
—
—
—
—
—
2:42.94
2:28.88
▲ 14.06
50 Fly SCY
—
—
59.34
43.93
▲ 15.41
34.31
▲ 9.62
31.04
▲ 3.27
28.40
▲ 2.64
100 Fly SCY
—
—
—
—
—
1:07.75
1:03.32
▲ 4.43
200 Fly SCY
—
—
—
—
—
2:28.89
2:17.61
▲ 11.28
100 IM SCY
—
—
1:47.68
1:24.21
▲ 23.47
1:13.57
▲ 10.64
1:05.24
▲ 8.33
1:02.39
▲ 2.85
200 IM SCY
—
—
—
2:56.26
—
2:20.04
▲ 36.22
2:09.11
▲ 10.93
400 IM SCY
—
—
—
—
6:05.01
4:52.65
▲ 72.36
4:31.21
▲ 21.44
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.