Swimmer profile
Zach Holden
Male15-16Machine AquaticsPV · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free SCY
37.36
27.64
▲ 9.72
25.12
▲ 2.52
24.81
▲ 0.31
100 Free SCY
1:24.05
1:01.93
▲ 22.12
55.13
▲ 6.80
53.94
▲ 1.19
200 Free SCY
—
2:23.20
2:04.46
▲ 18.74
1:56.88
▲ 7.58
500 Free SCY
—
6:54.73
5:47.95
▲ 66.78
5:24.35
▲ 23.60
1000 Free SCY
—
14:23.40
12:30.96
▲ 112.44
11:09.58
▲ 81.38
1650 Free SCY
—
23:25.99
21:20.93
▲ 125.06
20:00.89
▲ 80.04
50 Back SCY
45.42
43.26
▲ 2.16
29.09
▲ 14.17
29.91
▼ 0.82
100 Back SCY
1:49.39
1:15.15
▲ 34.24
1:05.00
▲ 10.15
1:01.85
▲ 3.15
200 Back SCY
—
3:04.41
2:34.04
▲ 30.37
2:21.87
▲ 12.17
50 Breast SCY
52.26
41.81
▲ 10.45
37.71
▲ 4.10
—
100 Breast SCY
1:52.98
1:29.30
▲ 23.68
1:22.07
▲ 7.23
1:11.40
▲ 10.67
200 Breast SCY
3:53.55
3:06.86
▲ 46.69
2:53.83
▲ 13.03
2:32.94
▲ 20.89
50 Fly SCY
—
37.06
27.45
▲ 9.61
26.80
▲ 0.65
100 Fly SCY
—
1:11.92
1:02.10
▲ 9.82
1:01.67
▲ 0.43
200 Fly SCY
—
3:10.75
2:39.02
▲ 31.73
2:29.81
▲ 9.21
100 IM SCY
1:56.75
1:24.36
▲ 32.39
1:03.20
▲ 21.16
1:04.14
▼ 0.94
200 IM SCY
—
2:56.89
2:20.86
▲ 36.03
2:15.98
▲ 4.88
400 IM SCY
—
6:01.94
5:08.12
▲ 53.82
4:52.14
▲ 15.98
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.