Swimmer profile
Justin Zheng
Male17-18Southwestern Aquatics TeamGU · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2016–17
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2025–26
50 Free SCY
1:07.71
50.72
▲ 16.99
42.30
▲ 8.42
38.68
▲ 3.62
29.49
▲ 9.19
27.22
▲ 2.27
24.49
▲ 2.73
23.64
▲ 0.85
21.83
▲ 1.81
100 Free SCY
—
1:54.23
1:35.05
▲ 19.18
1:22.59
▲ 12.46
1:14.58
▲ 8.01
1:00.05
▲ 14.53
53.83
▲ 6.22
51.93
▲ 1.90
47.77
▲ 4.16
200 Free SCY
—
—
3:32.73
—
2:29.33
▲ 63.40
2:14.79
▲ 14.54
2:04.00
▲ 10.79
—
1:50.36
▲ 13.64
500 Free SCY
—
—
—
—
—
—
—
—
5:26.68
50 Back SCY
1:09.13
57.16
▲ 11.97
47.75
▲ 9.41
45.02
▲ 2.73
—
33.72
▲ 11.30
—
—
29.26
▲ 4.46
100 Back SCY
—
—
1:45.68
1:31.08
▲ 14.60
1:20.91
▲ 10.17
1:11.19
▲ 9.72
1:03.74
▲ 7.45
—
57.45
▲ 6.29
200 Back SCY
—
—
—
—
2:44.01
2:38.45
▲ 5.56
2:26.05
▲ 12.40
—
2:15.64
▲ 10.41
50 Breast SCY
—
1:16.28
1:07.60
▲ 8.68
49.18
▲ 18.42
44.60
▲ 4.58
38.87
▲ 5.73
—
—
—
100 Breast SCY
—
—
—
—
1:29.71
1:23.16
▲ 6.55
1:16.57
▲ 6.59
—
1:09.99
▲ 6.58
200 Breast SCY
—
—
—
—
3:06.59
2:53.25
▲ 13.34
—
—
2:40.31
▲ 12.94
50 Fly SCY
—
—
1:02.01
47.26
▲ 14.75
—
33.58
▲ 13.68
—
—
—
100 Fly SCY
—
—
—
1:53.70
—
1:18.01
▲ 35.69
1:13.27
▲ 4.74
—
57.96
▲ 15.31
200 Fly SCY
—
—
—
—
—
2:53.43
—
—
—
100 IM SCY
—
2:11.15
1:54.29
▲ 16.86
1:31.71
▲ 22.58
—
1:10.11
▲ 21.60
—
—
—
200 IM SCY
—
—
—
3:24.39
2:49.51
▲ 34.88
2:34.25
▲ 15.26
2:22.91
▲ 11.34
—
2:18.55
▲ 4.36
400 IM SCY
—
—
—
—
—
—
—
—
4:58.21
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.