Swimmer profile
Zachary Preen
Male17-18Cardinal AquaticsKY · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2015–16
2016–17
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
37.87
32.79
▲ 5.08
32.81
▼ 0.02
30.55
▲ 2.26
28.67
▲ 1.88
26.57
▲ 2.10
24.28
▲ 2.29
23.13
▲ 1.15
22.59
▲ 0.54
22.06
▲ 0.53
21.23
▲ 0.83
100 Free SCY
1:22.08
1:14.22
▲ 7.86
1:17.11
▼ 2.89
1:11.61
▲ 5.50
1:04.86
▲ 6.75
57.52
▲ 7.34
52.27
▲ 5.25
51.57
▲ 0.70
49.84
▲ 1.73
47.07
▲ 2.77
46.77
▲ 0.30
200 Free SCY
—
2:40.90
2:53.77
▼ 12.87
2:32.31
▲ 21.46
2:24.37
▲ 7.94
2:13.15
▲ 11.22
1:54.10
▲ 19.05
1:49.44
▲ 4.66
1:46.47
▲ 2.97
1:44.19
▲ 2.28
1:43.10
▲ 1.09
500 Free SCY
—
—
—
—
6:08.80
—
5:06.68
▲ 62.12
4:57.81
▲ 8.87
4:51.04
▲ 6.77
4:48.03
▲ 3.01
—
1000 Free SCY
—
—
—
—
—
12:28.20
10:42.10
▲ 106.10
10:31.45
▲ 10.65
10:37.41
▼ 5.96
10:19.34
▲ 18.07
—
1650 Free SCY
—
—
—
—
—
—
17:51.94
17:52.94
▼ 1.00
16:59.88
▲ 53.06
—
—
50 Back SCY
42.93
37.91
▲ 5.02
38.72
▼ 0.81
34.17
▲ 4.55
32.69
▲ 1.48
—
—
—
28.52
▲ 4.17
26.40
▲ 2.12
24.62
▲ 1.78
100 Back SCY
—
1:25.24
1:21.69
▲ 3.55
1:15.37
▲ 6.32
1:10.60
▲ 4.77
1:07.54
▲ 3.06
59.18
▲ 8.36
58.55
▲ 0.63
55.99
▲ 2.56
55.12
▲ 0.87
52.13
▲ 2.99
200 Back SCY
—
—
—
—
—
2:20.19
2:03.77
▲ 16.42
2:02.83
▲ 0.94
2:00.86
▲ 1.97
1:58.54
▲ 2.32
1:54.40
▲ 4.14
50 Breast SCY
53.16
46.31
▲ 6.85
44.83
▲ 1.48
41.23
▲ 3.60
38.22
▲ 3.01
—
—
—
31.65
▲ 6.57
30.93
▲ 0.72
29.51
▲ 1.42
100 Breast SCY
—
—
1:46.02
1:37.72
▲ 8.30
1:27.29
▲ 10.43
1:19.47
▲ 7.82
1:11.79
▲ 7.68
1:09.15
▲ 2.64
1:05.60
▲ 3.55
1:03.96
▲ 1.64
59.97
▲ 3.99
200 Breast SCY
—
—
—
—
—
2:49.68
2:35.19
▲ 14.49
2:32.19
▲ 3.00
2:23.33
▲ 8.86
—
—
50 Fly SCY
45.61
44.75
▲ 0.86
46.28
▼ 1.53
42.53
▲ 3.75
33.17
▲ 9.36
—
—
—
26.80
▲ 6.37
24.84
▲ 1.96
24.33
▲ 0.51
100 Fly SCY
—
—
1:54.24
1:47.86
▲ 6.38
1:22.98
▲ 24.88
1:12.90
▲ 10.08
1:06.62
▲ 6.28
—
1:02.00
▲ 4.62
55.64
▲ 6.36
52.70
▲ 2.94
200 Fly SCY
—
—
—
—
—
—
—
—
—
2:11.00
—
100 IM SCY
—
1:27.20
1:26.31
▲ 0.89
—
1:16.20
▲ 10.11
—
—
1:01.05
▲ 15.15
59.46
▲ 1.59
55.63
▲ 3.83
—
200 IM SCY
—
—
3:10.62
—
2:36.83
▲ 33.79
2:31.06
▲ 5.77
2:12.23
▲ 18.83
2:13.15
▼ 0.92
2:07.51
▲ 5.64
1:58.52
▲ 8.99
1:58.01
▲ 0.51
400 IM SCY
—
—
—
—
—
5:07.38
4:46.29
▲ 21.09
—
4:29.70
▲ 16.59
4:17.53
▲ 12.17
4:22.82
▼ 5.29
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.