Swimmer profile
John Ucku
Male11-12Long Island ExpressMR · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free LCM
38.60
34.48
▲ 4.12
33.83
▲ 0.65
100 Free LCM
1:26.03
1:17.43
▲ 8.60
1:13.49
▲ 3.94
200 Free LCM
—
2:42.57
—
400 Free LCM
—
5:45.50
—
50 Back LCM
47.92
44.23
▲ 3.69
42.03
▲ 2.20
100 Back LCM
1:40.17
1:31.49
▲ 8.68
1:28.40
▲ 3.09
50 Breast LCM
51.22
47.65
▲ 3.57
43.54
▲ 4.11
100 Breast LCM
1:54.11
1:41.50
▲ 12.61
1:34.11
▲ 7.39
50 Fly LCM
50.06
44.09
▲ 5.97
39.12
▲ 4.97
100 Fly LCM
—
1:32.69
1:26.99
▲ 5.70
200 IM LCM
—
—
2:56.69
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.