Swimmer profile
Alex Kosoff
Male13-14George School AquaticsMA · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2024–25
2025–26
50 Free SCY
45.83
35.51
▲ 10.32
—
23.77
▲ 11.74
100 Free SCY
1:50.06
1:30.72
▲ 19.34
1:04.74
▲ 25.98
51.95
▲ 12.79
200 Free SCY
—
3:33.63
2:26.40
▲ 67.23
2:05.05
▲ 21.35
50 Back SCY
1:14.83
48.12
▲ 26.71
37.87
▲ 10.25
—
100 Back SCY
2:41.00
—
1:19.35
▲ 81.65
1:03.48
▲ 15.87
200 Back SCY
—
—
3:00.28
2:30.64
▲ 29.64
50 Breast SCY
—
53.75
—
—
100 Breast SCY
—
1:56.52
—
1:11.74
▲ 44.78
50 Fly SCY
—
49.89
30.74
▲ 19.15
—
100 Fly SCY
—
—
1:17.34
59.25
▲ 18.09
100 IM SCY
—
1:43.83
1:15.92
▲ 27.91
—
200 IM SCY
—
—
2:44.36
2:18.27
▲ 26.09
400 IM SCY
—
—
—
5:19.05
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.