Swimmer profile
Zihan Zhou
Male11-12Orinda AquaticsPC · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free SCY
42.03
35.55
▲ 6.48
31.55
▲ 4.00
28.82
▲ 2.73
100 Free SCY
—
1:17.26
1:10.69
▲ 6.57
1:03.66
▲ 7.03
200 Free SCY
—
2:54.26
2:39.68
▲ 14.58
2:21.70
▲ 17.98
500 Free SCY
—
8:07.74
—
6:22.92
▲ 104.82
50 Back SCY
57.65
45.84
▲ 11.81
40.09
▲ 5.75
35.00
▲ 5.09
100 Back SCY
—
1:35.75
1:29.57
▲ 6.18
1:19.04
▲ 10.53
200 Back SCY
—
3:23.14
3:05.94
▲ 17.20
—
50 Breast SCY
1:04.44
51.53
▲ 12.91
44.16
▲ 7.37
41.42
▲ 2.74
100 Breast SCY
—
1:52.31
1:34.52
▲ 17.79
1:27.87
▲ 6.65
200 Breast SCY
—
—
3:49.53
3:17.43
▲ 32.10
50 Fly SCY
1:03.41
44.06
▲ 19.35
38.25
▲ 5.81
33.99
▲ 4.26
100 Fly SCY
—
—
1:40.63
1:29.51
▲ 11.12
100 IM SCY
—
1:34.72
1:20.26
▲ 14.46
1:13.28
▲ 6.98
200 IM SCY
—
3:39.26
3:06.13
▲ 33.13
2:52.66
▲ 13.47
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.