Swimmer profile
William Lostroscio
Male13-14Jenks Trojan Swim ClubOK · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
50 Free SCY
38.11
32.88
▲ 5.23
28.76
▲ 4.12
100 Free SCY
1:34.88
1:18.61
▲ 16.27
1:04.75
▲ 13.86
200 Free SCY
3:14.36
2:36.26
▲ 38.10
2:23.88
▲ 12.38
50 Back SCY
51.47
39.90
▲ 11.57
35.84
▲ 4.06
100 Back SCY
1:52.39
1:27.46
▲ 24.93
1:18.04
▲ 9.42
50 Breast SCY
52.14
44.93
▲ 7.21
39.18
▲ 5.75
100 Breast SCY
1:59.52
1:32.80
▲ 26.72
1:23.21
▲ 9.59
200 Breast SCY
—
3:26.16
3:06.42
▲ 19.74
50 Fly SCY
—
46.96
—
100 Fly SCY
—
1:52.73
1:14.99
▲ 37.74
100 IM SCY
—
1:31.66
—
200 IM SCY
—
—
2:40.40
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.