Swimmer profile
Jincheng Zhang
Male15-16Columbia Aquatics AssociationMD · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
49.43
—
41.64
▲ 7.79
—
33.77
▲ 7.87
—
28.28
▲ 5.49
26.14
▲ 2.14
24.18
▲ 1.96
100 Free SCY
1:52.01
1:38.05
▲ 13.96
1:36.13
▲ 1.92
1:19.12
▲ 17.01
1:18.01
▲ 1.11
1:16.12
▲ 1.89
1:02.04
▲ 14.08
58.51
▲ 3.53
52.93
▲ 5.58
200 Free SCY
—
—
—
—
—
—
2:17.05
2:05.90
▲ 11.15
1:53.95
▲ 11.95
500 Free SCY
—
—
—
—
—
—
—
—
5:13.79
50 Back SCY
52.75
55.17
▼ 2.42
46.77
▲ 8.40
46.09
▲ 0.68
—
—
—
—
28.25
▲ 17.84
100 Back SCY
—
2:16.05
1:50.42
▲ 25.63
1:30.76
▲ 19.66
—
1:20.85
▲ 9.91
—
1:05.07
▲ 15.78
1:00.30
▲ 4.77
200 Back SCY
—
—
—
—
—
—
2:48.30
—
2:09.36
▲ 38.94
50 Breast SCY
—
59.28
—
46.67
▲ 12.61
44.20
▲ 2.47
—
—
—
30.14
▲ 14.06
100 Breast SCY
—
—
1:47.46
1:40.35
▲ 7.11
1:35.10
▲ 5.25
—
1:21.85
▲ 13.25
1:13.30
▲ 8.55
1:06.48
▲ 6.82
200 Breast SCY
—
—
3:51.78
—
—
3:13.47
▲ 38.31
—
—
2:22.34
▲ 51.13
50 Fly SCY
—
1:06.03
—
42.88
▲ 23.15
42.07
▲ 0.81
—
—
—
27.30
▲ 14.77
100 Fly SCY
—
—
—
1:37.80
1:35.30
▲ 2.50
—
—
1:10.38
▲ 24.92
1:00.84
▲ 9.54
200 Fly SCY
—
—
—
—
—
—
—
2:40.83
—
100 IM SCY
2:04.89
2:04.87
▲ 0.02
—
—
1:25.60
▲ 39.27
—
—
1:06.99
▲ 18.61
59.73
▲ 7.26
200 IM SCY
—
—
—
3:16.58
3:02.75
▲ 13.83
—
2:34.61
▲ 28.14
2:24.32
▲ 10.29
2:08.89
▲ 15.43
400 IM SCY
—
—
—
—
—
—
—
—
4:40.06
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.