Swimmer profile
Derek Peng
Male13-14Mason Manta RaysOH · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
40.22
32.68
▲ 7.54
30.19
▲ 2.49
27.73
▲ 2.46
26.16
▲ 1.57
100 Free SCY
1:29.05
1:14.10
▲ 14.95
1:06.58
▲ 7.52
1:00.03
▲ 6.55
56.27
▲ 3.76
200 Free SCY
3:17.55
2:43.32
▲ 34.23
2:27.88
▲ 15.44
2:18.05
▲ 9.83
1:59.74
▲ 18.31
500 Free SCY
—
8:07.32
6:21.51
▲ 105.81
5:51.35
▲ 30.16
5:16.32
▲ 35.03
1000 Free SCY
—
—
—
—
11:17.74
1650 Free SCY
—
—
—
—
18:13.85
50 Back SCY
45.48
40.76
▲ 4.72
37.71
▲ 3.05
33.77
▲ 3.94
34.95
▼ 1.18
100 Back SCY
—
1:24.65
1:20.43
▲ 4.22
1:14.14
▲ 6.29
1:10.19
▲ 3.95
200 Back SCY
—
3:00.26
2:48.84
▲ 11.42
—
2:22.62
▲ 26.22
50 Breast SCY
—
43.25
37.96
▲ 5.29
33.35
▲ 4.61
33.02
▲ 0.33
100 Breast SCY
—
1:33.27
1:21.89
▲ 11.38
1:19.72
▲ 2.17
1:10.43
▲ 9.29
200 Breast SCY
—
3:21.07
2:57.21
▲ 23.86
2:47.16
▲ 10.05
2:35.43
▲ 11.73
50 Fly SCY
51.41
38.03
▲ 13.38
37.74
▲ 0.29
34.09
▲ 3.65
33.07
▲ 1.02
100 Fly SCY
—
1:28.51
1:22.22
▲ 6.29
1:16.53
▲ 5.69
1:06.98
▲ 9.55
200 Fly SCY
—
—
3:12.60
—
2:49.35
▲ 23.25
100 IM SCY
1:44.75
1:22.57
▲ 22.18
1:15.47
▲ 7.10
1:11.83
▲ 3.64
—
200 IM SCY
4:06.08
2:57.98
▲ 68.10
2:37.11
▲ 20.87
2:29.76
▲ 7.35
2:22.49
▲ 7.27
400 IM SCY
—
—
5:33.17
5:29.89
▲ 3.28
4:57.69
▲ 32.20
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.