Swimmer profile
Isaac Zhang
Male11-12Stamford Sailfish Aquatic ClubCT · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free LCM
36.46
34.03
▲ 2.43
—
31.32
▲ 2.71
100 Free LCM
1:21.87
1:17.70
▲ 4.17
—
1:09.06
▲ 8.64
200 Free LCM
—
2:55.27
2:42.25
▲ 13.02
2:34.90
▲ 7.35
400 Free LCM
—
—
—
5:19.76
50 Back LCM
44.28
41.00
▲ 3.28
—
37.49
▲ 3.51
100 Back LCM
1:36.18
1:31.00
▲ 5.18
—
1:21.02
▲ 9.98
200 Back LCM
—
—
3:07.22
—
50 Breast LCM
54.56
48.82
▲ 5.74
—
—
100 Breast LCM
1:59.11
1:47.58
▲ 11.53
—
—
50 Fly LCM
41.12
36.65
▲ 4.47
—
33.79
▲ 2.86
100 Fly LCM
1:42.05
1:34.53
▲ 7.52
1:30.48
▲ 4.05
1:24.19
▲ 6.29
200 IM LCM
—
3:16.16
—
2:52.75
▲ 23.41
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.