Swimmer profile
Helena Zheng
Female13-14Irvine NovaquaticsSCS · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
32.16
31.73
▲ 0.43
31.37
▲ 0.36
31.53
▼ 0.16
31.63
▼ 0.10
100 Free LCM
1:12.63
1:08.43
▲ 4.20
1:08.12
▲ 0.31
1:08.19
▼ 0.07
1:06.74
▲ 1.45
200 Free LCM
2:41.56
2:31.93
▲ 9.63
2:36.48
▼ 4.55
—
2:24.85
▲ 11.63
400 Free LCM
5:38.64
5:23.22
▲ 15.42
5:33.97
▼ 10.75
—
5:07.32
▲ 26.65
50 Back LCM
39.36
35.72
▲ 3.64
36.26
▼ 0.54
—
35.28
▲ 0.98
100 Back LCM
1:25.06
1:18.09
▲ 6.97
1:16.72
▲ 1.37
1:16.46
▲ 0.26
1:16.16
▲ 0.30
200 Back LCM
—
—
—
2:49.07
2:43.46
▲ 5.61
50 Breast LCM
44.31
45.35
▼ 1.04
43.42
▲ 1.93
—
—
100 Breast LCM
1:39.42
1:39.24
▲ 0.18
1:38.09
▲ 1.15
—
—
50 Fly LCM
37.96
36.33
▲ 1.63
34.15
▲ 2.18
—
33.37
▲ 0.78
100 Fly LCM
1:27.66
1:23.70
▲ 3.96
1:19.05
▲ 4.65
—
1:21.12
▼ 2.07
200 IM LCM
3:05.51
2:56.43
▲ 9.08
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—
—
400 IM LCM
—
—
—
6:17.38
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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.