Swimmer profile
Derek Liu
Male15-16Charles River AquaticsNE · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2016–17
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
38.93
32.69
▲ 6.24
29.88
▲ 2.81
28.17
▲ 1.71
28.14
▲ 0.03
26.06
▲ 2.08
25.51
▲ 0.55
24.20
▲ 1.31
23.49
▲ 0.71
24.12
▼ 0.63
100 Free SCY
1:31.05
1:14.51
▲ 16.54
1:06.28
▲ 8.23
1:01.14
▲ 5.14
1:00.05
▲ 1.09
56.72
▲ 3.33
53.50
▲ 3.22
51.03
▲ 2.47
51.04
▼ 0.01
50.13
▲ 0.91
200 Free SCY
—
2:36.84
2:20.79
▲ 16.05
2:10.53
▲ 10.26
2:10.43
▲ 0.10
2:02.28
▲ 8.15
1:49.65
▲ 12.63
1:49.41
▲ 0.24
1:45.34
▲ 4.07
1:45.93
▼ 0.59
500 Free SCY
—
—
—
5:46.48
5:52.06
▼ 5.58
5:37.02
▲ 15.04
5:11.74
▲ 25.28
4:46.81
▲ 24.93
4:44.77
▲ 2.04
4:48.42
▼ 3.65
1000 Free SCY
—
—
—
—
—
11:50.56
11:08.17
▲ 42.39
10:12.91
▲ 55.26
10:02.37
▲ 10.54
9:59.66
▲ 2.71
1650 Free SCY
—
—
—
—
—
19:14.22
18:26.46
▲ 47.76
17:20.10
▲ 66.36
17:03.87
▲ 16.23
17:40.97
▼ 37.10
50 Back SCY
50.04
41.50
▲ 8.54
35.85
▲ 5.65
34.00
▲ 1.85
31.94
▲ 2.06
31.46
▲ 0.48
—
—
—
28.70
▲ 2.76
100 Back SCY
—
1:28.22
1:17.77
▲ 10.45
1:09.30
▲ 8.47
1:08.19
▲ 1.11
1:05.38
▲ 2.81
58.07
▲ 7.31
56.38
▲ 1.69
56.38
± 0.00
56.71
▼ 0.33
200 Back SCY
—
—
2:54.09
—
2:29.35
▲ 24.74
2:20.04
▲ 9.31
2:04.50
▲ 15.54
2:03.81
▲ 0.69
2:02.89
▲ 0.92
2:03.59
▼ 0.70
50 Breast SCY
1:01.74
50.07
▲ 11.67
43.15
▲ 6.92
40.36
▲ 2.79
38.72
▲ 1.64
37.49
▲ 1.23
—
—
—
—
100 Breast SCY
—
—
1:30.50
1:27.49
▲ 3.01
1:24.48
▲ 3.01
1:19.70
▲ 4.78
1:15.47
▲ 4.23
1:12.92
▲ 2.55
—
—
200 Breast SCY
—
—
—
3:06.24
—
2:49.42
▲ 16.82
2:43.22
▲ 6.20
2:36.67
▲ 6.55
2:28.43
▲ 8.24
—
50 Fly SCY
44.35
35.81
▲ 8.54
34.06
▲ 1.75
31.14
▲ 2.92
30.71
▲ 0.43
29.44
▲ 1.27
—
—
24.66
▲ 4.78
23.60
▲ 1.06
100 Fly SCY
1:48.04
1:19.68
▲ 28.36
1:13.22
▲ 6.46
1:07.08
▲ 6.14
1:05.01
▲ 2.07
1:02.61
▲ 2.40
56.10
▲ 6.51
52.95
▲ 3.15
50.93
▲ 2.02
51.24
▼ 0.31
200 Fly SCY
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—
—
2:27.47
2:27.52
▼ 0.05
2:16.21
▲ 11.31
1:59.68
▲ 16.53
1:53.83
▲ 5.85
1:50.98
▲ 2.85
1:49.99
▲ 0.99
100 IM SCY
1:45.90
1:24.06
▲ 21.84
1:18.00
▲ 6.06
1:09.17
▲ 8.83
1:12.10
▼ 2.93
1:06.85
▲ 5.25
—
59.03
▲ 7.82
—
—
200 IM SCY
—
3:03.17
2:40.32
▲ 22.85
2:26.75
▲ 13.57
2:26.95
▼ 0.20
2:19.77
▲ 7.18
2:05.00
▲ 14.77
1:59.88
▲ 5.12
1:57.74
▲ 2.14
1:58.87
▼ 1.13
400 IM SCY
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—
—
—
5:12.80
4:52.49
▲ 20.31
4:22.51
▲ 29.98
4:21.46
▲ 1.05
4:14.35
▲ 7.11
4:06.45
▲ 7.90
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.