Swimmer profile
Katherine Han
Female13-14Racer X AquaticsAM · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
46.10
36.70
▲ 9.40
34.36
▲ 2.34
30.68
▲ 3.68
31.15
▼ 0.47
30.23
▲ 0.92
100 Free LCM
1:39.59
1:12.74
▲ 26.85
1:10.73
▲ 2.01
1:08.26
▲ 2.47
1:05.26
▲ 3.00
1:07.10
▼ 1.84
200 Free LCM
3:28.71
2:41.02
▲ 47.69
2:30.73
▲ 10.29
2:24.82
▲ 5.91
2:19.13
▲ 5.69
2:16.98
▲ 2.15
400 Free LCM
—
5:39.55
5:17.80
▲ 21.75
5:02.65
▲ 15.15
4:53.51
▲ 9.14
4:51.02
▲ 2.49
800 Free LCM
—
—
10:46.79
10:29.65
▲ 17.14
10:04.92
▲ 24.73
—
1500 Free LCM
—
—
20:20.10
19:54.76
▲ 25.34
19:01.37
▲ 53.39
19:08.64
▼ 7.27
50 Back LCM
52.02
—
38.68
▲ 13.34
37.66
▲ 1.02
36.95
▲ 0.71
—
100 Back LCM
1:51.12
1:23.51
▲ 27.61
1:22.47
▲ 1.04
1:15.45
▲ 7.02
1:15.97
▼ 0.52
—
200 Back LCM
—
—
2:46.27
2:41.03
▲ 5.24
2:41.78
▼ 0.75
—
50 Breast LCM
—
47.64
41.39
▲ 6.25
—
42.36
▼ 0.97
—
100 Breast LCM
—
1:42.19
1:34.37
▲ 7.82
1:30.88
▲ 3.49
1:25.18
▲ 5.70
—
200 Breast LCM
—
—
3:19.98
3:19.35
▲ 0.63
3:05.18
▲ 14.17
—
50 Fly LCM
51.88
35.78
▲ 16.10
32.90
▲ 2.88
31.85
▲ 1.05
31.28
▲ 0.57
31.32
▼ 0.04
100 Fly LCM
—
1:18.95
1:14.06
▲ 4.89
1:11.64
▲ 2.42
1:07.45
▲ 4.19
1:08.93
▼ 1.48
200 Fly LCM
—
—
2:46.12
2:43.62
▲ 2.50
2:33.96
▲ 9.66
2:33.95
▲ 0.01
200 IM LCM
—
3:01.08
2:48.03
▲ 13.05
2:41.08
▲ 6.95
2:34.54
▲ 6.54
2:42.66
▼ 8.12
400 IM LCM
—
—
5:53.13
5:42.57
▲ 10.56
5:22.03
▲ 20.54
5:27.23
▼ 5.20
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.