Swimmer profile
Katelynn Zhou
Female17-18Lakeside Aquatic ClubNT · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2015–16
2016–17
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
50 Free LCM
—
35.35
32.00
▲ 3.35
30.51
▲ 1.49
27.49
▲ 3.02
26.88
▲ 0.61
27.02
▼ 0.14
26.79
▲ 0.23
26.26
▲ 0.53
100 Free LCM
1:40.96
1:27.95
▲ 13.01
1:15.11
▲ 12.84
1:06.50
▲ 8.61
59.48
▲ 7.02
58.71
▲ 0.77
58.04
▲ 0.67
58.38
▼ 0.34
58.46
▼ 0.08
200 Free LCM
—
—
2:48.88
—
2:12.54
▲ 36.34
2:10.93
▲ 1.61
2:11.65
▼ 0.72
2:09.50
▲ 2.15
2:09.53
▼ 0.03
400 Free LCM
—
—
—
5:28.83
5:01.23
▲ 27.60
4:50.86
▲ 10.37
—
—
—
50 Back LCM
49.84
45.40
▲ 4.44
40.21
▲ 5.19
35.93
▲ 4.28
32.34
▲ 3.59
—
31.29
▲ 1.05
—
—
100 Back LCM
—
—
1:27.41
1:18.69
▲ 8.72
1:09.11
▲ 9.58
1:09.22
▼ 0.11
1:06.36
▲ 2.86
1:06.14
▲ 0.22
—
200 Back LCM
—
—
—
—
—
2:31.95
—
2:27.22
▲ 4.73
2:26.13
▲ 1.09
50 Breast LCM
—
47.99
39.27
▲ 8.72
36.74
▲ 2.53
35.40
▲ 1.34
—
—
—
34.00
▲ 1.40
100 Breast LCM
1:57.38
1:45.22
▲ 12.16
1:28.23
▲ 16.99
1:23.23
▲ 5.00
1:17.58
▲ 5.65
1:16.08
▲ 1.50
1:14.58
▲ 1.50
1:16.32
▼ 1.74
1:15.16
▲ 1.16
200 Breast LCM
—
—
3:15.70
3:03.47
▲ 12.23
—
2:48.64
▲ 14.83
2:42.58
▲ 6.06
2:45.09
▼ 2.51
2:40.95
▲ 4.14
50 Fly LCM
54.18
44.53
▲ 9.65
38.54
▲ 5.99
34.50
▲ 4.04
30.56
▲ 3.94
—
29.37
▲ 1.19
—
28.83
▲ 0.54
100 Fly LCM
—
—
1:34.17
1:20.70
▲ 13.47
1:07.55
▲ 13.15
1:06.39
▲ 1.16
1:04.46
▲ 1.93
1:04.36
▲ 0.10
—
200 IM LCM
3:53.20
3:34.44
▲ 18.76
3:08.42
▲ 26.02
2:42.60
▲ 25.82
2:26.81
▲ 15.79
2:23.06
▲ 3.75
2:22.60
▲ 0.46
2:22.52
▲ 0.08
2:21.98
▲ 0.54
400 IM LCM
—
—
—
—
—
—
—
—
5:09.78
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.