Swimmer profile
Katherine Han
Female13-14Racer X AquaticsAM · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
48.98
—
31.89
▲ 17.09
29.68
▲ 2.21
27.13
▲ 2.55
27.26
▼ 0.13
—
100 Free SCY
1:44.51
—
1:10.32
▲ 34.19
1:03.58
▲ 6.74
59.25
▲ 4.33
58.30
▲ 0.95
57.86
▲ 0.44
200 Free SCY
—
3:29.35
2:33.53
▲ 55.82
2:16.47
▲ 17.06
2:03.04
▲ 13.43
2:02.20
▲ 0.84
1:58.89
▲ 3.31
500 Free SCY
—
—
6:43.37
5:54.99
▲ 48.38
5:29.31
▲ 25.68
5:28.59
▲ 0.72
5:14.43
▲ 14.16
1000 Free SCY
—
—
—
—
11:26.06
11:08.27
▲ 17.79
10:43.86
▲ 24.41
1650 Free SCY
—
—
—
—
18:56.33
18:51.83
▲ 4.50
18:00.78
▲ 51.05
50 Back SCY
48.84
—
36.91
▲ 11.93
33.21
▲ 3.70
32.25
▲ 0.96
31.24
▲ 1.01
—
100 Back SCY
1:51.91
—
1:18.91
▲ 33.00
1:11.11
▲ 7.80
1:06.21
▲ 4.90
1:05.46
▲ 0.75
1:05.49
▼ 0.03
200 Back SCY
—
—
—
2:29.69
2:18.64
▲ 11.05
2:19.08
▼ 0.44
2:16.16
▲ 2.92
50 Breast SCY
—
—
41.96
38.26
▲ 3.70
36.55
▲ 1.71
35.60
▲ 0.95
—
100 Breast SCY
—
—
1:32.07
1:24.48
▲ 7.59
1:16.86
▲ 7.62
1:15.93
▲ 0.93
1:15.53
▲ 0.40
200 Breast SCY
—
—
—
3:00.08
2:45.27
▲ 14.81
—
2:37.97
▲ 7.30
50 Fly SCY
—
—
34.83
30.83
▲ 4.00
28.12
▲ 2.71
27.90
▲ 0.22
27.39
▲ 0.51
100 Fly SCY
—
—
1:17.59
1:07.15
▲ 10.44
1:01.69
▲ 5.46
1:00.91
▲ 0.78
58.59
▲ 2.32
200 Fly SCY
—
—
—
2:31.68
2:19.16
▲ 12.52
2:18.11
▲ 1.05
2:11.50
▲ 6.61
100 IM SCY
—
—
1:19.21
1:12.59
▲ 6.62
1:07.10
▲ 5.49
1:05.60
▲ 1.50
—
200 IM SCY
—
—
2:49.87
2:31.32
▲ 18.55
2:21.33
▲ 9.99
2:18.84
▲ 2.49
2:13.20
▲ 5.64
400 IM SCY
—
—
—
5:14.32
4:59.17
▲ 15.15
4:50.24
▲ 8.93
4:42.22
▲ 8.02
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.