Swimmer profile
Katherine Johnson
Female15-16Aiken-Augusta Swim LeagueGA · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free LCM
30.52
30.39
▲ 0.13
30.91
▼ 0.52
100 Free LCM
1:06.76
1:05.39
▲ 1.37
1:07.93
▼ 2.54
200 Free LCM
2:34.86
2:22.90
▲ 11.96
—
400 Free LCM
5:43.94
5:05.87
▲ 38.07
—
800 Free LCM
11:35.22
10:40.78
▲ 54.44
—
100 Back LCM
1:20.74
1:17.45
▲ 3.29
—
200 Back LCM
2:58.98
2:46.95
▲ 12.03
—
50 Breast LCM
—
37.23
—
100 Breast LCM
1:27.04
1:22.90
▲ 4.14
1:24.78
▼ 1.88
200 Breast LCM
3:08.92
2:57.57
▲ 11.35
3:01.71
▼ 4.14
50 Fly LCM
—
34.34
—
100 Fly LCM
1:25.00
1:16.82
▲ 8.18
—
200 Fly LCM
3:30.18
2:56.93
▲ 33.25
—
200 IM LCM
2:47.31
2:39.78
▲ 7.53
—
400 IM LCM
6:20.33
5:57.33
▲ 23.00
—
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.