Swimmer profile
Justin Zhou
Male15-16Eastside Aquatic Swim TeamPNW · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
37.50
32.40
▲ 5.10
27.21
▲ 5.19
25.68
▲ 1.53
24.60
▲ 1.08
24.11
▲ 0.49
24.66
▼ 0.55
100 Free SCY
1:25.67
1:19.99
▲ 5.68
1:03.51
▲ 16.48
55.90
▲ 7.61
54.84
▲ 1.06
52.36
▲ 2.48
53.80
▼ 1.44
200 Free SCY
—
2:43.80
2:14.91
▲ 28.89
2:01.31
▲ 13.60
2:00.14
▲ 1.17
1:57.53
▲ 2.61
1:59.30
▼ 1.77
500 Free SCY
—
7:23.48
6:00.30
▲ 83.18
5:56.92
▲ 3.38
—
—
—
50 Back SCY
45.03
39.53
▲ 5.50
38.75
▲ 0.78
—
31.95
▲ 6.80
—
—
100 Back SCY
1:36.28
1:25.66
▲ 10.62
1:12.20
▲ 13.46
1:08.42
▲ 3.78
—
1:02.83
▲ 5.59
—
200 Back SCY
—
—
2:36.15
2:26.75
▲ 9.40
—
2:18.50
▲ 8.25
—
50 Breast SCY
51.08
43.08
▲ 8.00
34.75
▲ 8.33
32.08
▲ 2.67
31.52
▲ 0.56
29.38
▲ 2.14
30.56
▼ 1.18
100 Breast SCY
1:41.14
1:37.44
▲ 3.70
1:17.99
▲ 19.45
1:06.65
▲ 11.34
1:06.53
▲ 0.12
1:04.65
▲ 1.88
1:06.51
▼ 1.86
200 Breast SCY
—
3:22.68
2:59.83
▲ 22.85
2:29.81
▲ 30.02
2:25.13
▲ 4.68
2:22.39
▲ 2.74
2:21.11
▲ 1.28
50 Fly SCY
48.73
—
34.75
▲ 13.98
28.73
▲ 6.02
—
26.43
▲ 2.30
25.32
▲ 1.11
100 Fly SCY
1:37.67
—
—
1:02.00
▲ 35.67
—
56.57
▲ 5.43
55.84
▲ 0.73
200 Fly SCY
—
—
—
2:19.94
—
2:10.88
▲ 9.06
2:00.58
▲ 10.30
100 IM SCY
1:32.48
1:21.92
▲ 10.56
1:11.09
▲ 10.83
1:06.87
▲ 4.22
—
59.00
▲ 7.87
59.78
▼ 0.78
200 IM SCY
3:18.60
2:57.89
▲ 20.71
2:38.15
▲ 19.74
2:15.20
▲ 22.95
—
2:08.45
▲ 6.75
2:05.27
▲ 3.18
400 IM SCY
—
—
—
—
—
4:35.12
4:38.58
▼ 3.46
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.