Swimmer profile
Jacob Zhuang
Male11-12Charles River AquaticsNE · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free SCY
38.23
31.53
▲ 6.70
28.43
▲ 3.10
27.09
▲ 1.34
100 Free SCY
1:23.99
1:14.03
▲ 9.96
1:05.07
▲ 8.96
57.97
▲ 7.10
200 Free SCY
3:00.33
2:36.66
▲ 23.67
2:22.22
▲ 14.44
2:06.47
▲ 15.75
500 Free SCY
—
7:47.67
6:34.29
▲ 73.38
6:03.43
▲ 30.86
50 Back SCY
41.72
33.71
▲ 8.01
29.63
▲ 4.08
26.99
▲ 2.64
100 Back SCY
—
1:13.84
1:04.29
▲ 9.55
59.00
▲ 5.29
200 Back SCY
—
—
2:18.49
2:09.67
▲ 8.82
50 Breast SCY
49.79
40.66
▲ 9.13
41.73
▼ 1.07
33.52
▲ 8.21
100 Breast SCY
1:48.17
1:32.69
▲ 15.48
1:16.16
▲ 16.53
1:10.32
▲ 5.84
200 Breast SCY
—
—
—
2:29.52
50 Fly SCY
50.03
52.89
▼ 2.86
38.61
▲ 14.28
29.50
▲ 9.11
100 Fly SCY
—
1:34.54
1:18.81
▲ 15.73
1:13.53
▲ 5.28
200 Fly SCY
—
—
2:58.27
—
100 IM SCY
1:34.41
1:21.41
▲ 13.00
1:06.59
▲ 14.82
1:04.34
▲ 2.25
200 IM SCY
—
3:04.52
2:32.40
▲ 32.12
2:16.45
▲ 15.95
400 IM SCY
—
—
5:18.50
4:58.25
▲ 20.25
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.