Swimmer profile
Oscar Zhou
Male17-18Machine AquaticsPV · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free SCY
23.97
22.91
▲ 1.06
22.02
▲ 0.89
100 Free SCY
50.54
48.90
▲ 1.64
47.35
▲ 1.55
200 Free SCY
1:49.68
1:46.05
▲ 3.63
1:42.60
▲ 3.45
500 Free SCY
5:03.09
4:51.41
▲ 11.68
4:44.59
▲ 6.82
1650 Free SCY
—
17:53.74
17:20.70
▲ 33.04
100 Back SCY
—
58.73
55.77
▲ 2.96
200 Back SCY
2:17.78
—
2:08.74
▲ 9.04
100 Breast SCY
—
1:04.60
1:05.91
▼ 1.31
200 Breast SCY
—
2:24.56
—
100 Fly SCY
55.32
53.47
▲ 1.85
51.44
▲ 2.03
200 Fly SCY
2:05.94
1:58.56
▲ 7.38
1:55.55
▲ 3.01
200 IM SCY
2:07.51
2:02.18
▲ 5.33
1:56.81
▲ 5.37
400 IM SCY
—
—
4:22.94
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.