Swimmer profile
JJ Umiker
Male10 & UnderPierre Swim TeamSD · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free LCM
49.71
—
37.70
▲ 12.01
100 Free LCM
2:01.24
—
1:25.91
▲ 35.33
200 Free LCM
4:05.33
—
3:07.72
▲ 57.61
400 Free LCM
8:36.48
7:23.21
▲ 73.27
7:05.63
▲ 17.58
50 Back LCM
56.56
—
46.86
▲ 9.70
100 Back LCM
2:06.66
—
1:40.20
▲ 26.46
50 Breast LCM
—
1:00.90
56.73
▲ 4.17
100 Breast LCM
2:27.40
2:10.96
▲ 16.44
2:03.69
▲ 7.27
50 Fly LCM
—
52.68
52.21
▲ 0.47
100 Fly LCM
—
2:09.61
—
200 IM LCM
5:10.04
—
3:32.85
▲ 97.19
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.