Swimmer profile
Matthew Semenko
Male13-14Manta Ray AquaticsIE · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free LCM
45.01
42.07
▲ 2.94
38.51
▲ 3.56
37.54
▲ 0.97
100 Free LCM
1:39.64
—
1:29.62
▲ 10.02
—
200 Free LCM
3:26.22
—
3:13.65
▲ 12.57
—
50 Back LCM
50.15
48.60
▲ 1.55
—
—
100 Back LCM
—
1:41.23
—
1:38.04
▲ 3.19
200 Back LCM
—
—
3:42.94
—
50 Breast LCM
1:08.47
53.87
▲ 14.60
54.48
▼ 0.61
—
100 Breast LCM
—
—
1:59.59
1:49.29
▲ 10.30
50 Fly LCM
51.75
44.93
▲ 6.82
44.42
▲ 0.51
—
100 Fly LCM
2:05.73
2:00.55
▲ 5.18
—
—
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.