Swimmer profile
Marshall Hirschman
Male17-18Waverly Piranha Swim ClubMI · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
30.02
26.88
▲ 3.14
24.85
▲ 2.03
23.73
▲ 1.12
23.16
▲ 0.57
100 Free SCY
1:06.27
59.22
▲ 7.05
54.95
▲ 4.27
52.32
▲ 2.63
50.57
▲ 1.75
200 Free SCY
—
2:08.77
2:02.29
▲ 6.48
1:58.61
▲ 3.68
1:54.92
▲ 3.69
500 Free SCY
—
5:51.90
5:28.68
▲ 23.22
5:27.04
▲ 1.64
5:31.02
▼ 3.98
50 Back SCY
—
—
33.06
—
—
100 Back SCY
—
1:11.46
1:06.34
▲ 5.12
—
1:01.46
▲ 4.88
50 Breast SCY
—
—
30.81
28.27
▲ 2.54
27.06
▲ 1.21
100 Breast SCY
1:25.14
1:16.00
▲ 9.14
1:08.18
▲ 7.82
1:02.45
▲ 5.73
59.06
▲ 3.39
200 Breast SCY
3:09.80
2:47.84
▲ 21.96
2:49.30
▼ 1.46
2:17.34
▲ 31.96
2:12.43
▲ 4.91
50 Fly SCY
—
—
27.43
26.65
▲ 0.78
26.77
▼ 0.12
100 Fly SCY
—
—
1:06.60
1:02.75
▲ 3.85
1:02.60
▲ 0.15
100 IM SCY
—
—
1:03.02
58.05
▲ 4.97
55.28
▲ 2.77
200 IM SCY
—
2:26.20
2:17.48
▲ 8.72
2:08.56
▲ 8.92
2:00.38
▲ 8.18
400 IM SCY
—
—
5:18.97
4:57.59
▲ 21.38
4:43.06
▲ 14.53
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.