Swimmer profile
Katherine Chen
Female13-14California Dolphin Swim TeamPC · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
35.74
30.44
▲ 5.30
28.00
▲ 2.44
26.62
▲ 1.38
26.41
▲ 0.21
26.64
▼ 0.23
100 Free SCY
1:24.50
1:03.81
▲ 20.69
59.81
▲ 4.00
57.56
▲ 2.25
56.68
▲ 0.88
55.74
▲ 0.94
200 Free SCY
3:02.30
2:16.93
▲ 45.37
2:11.07
▲ 5.86
2:06.33
▲ 4.74
2:05.02
▲ 1.31
—
500 Free SCY
—
6:15.72
5:53.04
▲ 22.68
5:44.47
▲ 8.57
5:35.35
▲ 9.12
—
50 Back SCY
42.93
34.16
▲ 8.77
32.78
▲ 1.38
32.79
▼ 0.01
—
30.09
▲ 2.70
100 Back SCY
1:32.73
1:14.16
▲ 18.57
1:09.01
▲ 5.15
1:04.20
▲ 4.81
1:04.41
▼ 0.21
1:03.69
▲ 0.72
200 Back SCY
—
—
2:22.46
2:17.27
▲ 5.19
2:14.12
▲ 3.15
2:14.00
▲ 0.12
50 Breast SCY
49.82
37.90
▲ 11.92
34.58
▲ 3.32
35.05
▼ 0.47
34.63
▲ 0.42
32.48
▲ 2.15
100 Breast SCY
1:42.89
1:22.77
▲ 20.12
1:15.06
▲ 7.71
1:11.89
▲ 3.17
1:11.49
▲ 0.40
1:09.52
▲ 1.97
200 Breast SCY
—
—
2:39.69
2:32.41
▲ 7.28
2:31.53
▲ 0.88
2:29.21
▲ 2.32
50 Fly SCY
43.42
32.06
▲ 11.36
32.32
▼ 0.26
31.95
▲ 0.37
30.72
▲ 1.23
—
100 Fly SCY
—
1:19.44
1:13.77
▲ 5.67
1:09.86
▲ 3.91
1:07.52
▲ 2.34
1:07.95
▼ 0.43
100 IM SCY
1:33.42
1:15.81
▲ 17.61
1:06.72
▲ 9.09
1:06.64
▲ 0.08
1:05.58
▲ 1.06
—
200 IM SCY
—
2:34.95
2:22.47
▲ 12.48
2:17.73
▲ 4.74
2:16.95
▲ 0.78
2:14.23
▲ 2.72
400 IM SCY
—
—
5:03.41
4:54.23
▲ 9.18
4:46.24
▲ 7.99
4:45.08
▲ 1.16
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.