Swimmer profile
Zack Petersen
Male15-16Academy Bullets Swim ClubIL · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
32.78
29.12
▲ 3.66
25.81
▲ 3.31
23.77
▲ 2.04
23.56
▲ 0.21
22.20
▲ 1.36
22.57
▼ 0.37
100 Free SCY
1:15.80
1:02.67
▲ 13.13
56.33
▲ 6.34
51.58
▲ 4.75
50.52
▲ 1.06
49.08
▲ 1.44
47.35
▲ 1.73
200 Free SCY
2:45.82
2:41.64
▲ 4.18
2:05.81
▲ 35.83
1:52.55
▲ 13.26
1:49.59
▲ 2.96
1:45.24
▲ 4.35
1:43.84
▲ 1.40
500 Free SCY
7:52.91
—
5:40.90
▲ 132.01
5:05.24
▲ 35.66
4:59.80
▲ 5.44
4:51.56
▲ 8.24
4:43.61
▲ 7.95
1000 Free SCY
—
—
—
10:40.89
10:16.75
▲ 24.14
9:55.09
▲ 21.66
10:11.43
▼ 16.34
1650 Free SCY
—
—
—
17:55.06
18:07.90
▼ 12.84
17:27.91
▲ 39.99
16:55.66
▲ 32.25
50 Back SCY
38.50
32.54
▲ 5.96
31.61
▲ 0.93
28.68
▲ 2.93
26.30
▲ 2.38
24.91
▲ 1.39
—
100 Back SCY
1:23.23
1:14.71
▲ 8.52
1:08.40
▲ 6.31
58.38
▲ 10.02
55.41
▲ 2.97
51.94
▲ 3.47
52.11
▼ 0.17
200 Back SCY
—
2:42.48
2:21.56
▲ 20.92
2:05.33
▲ 16.23
2:01.78
▲ 3.55
2:00.33
▲ 1.45
2:01.24
▼ 0.91
50 Breast SCY
44.06
36.98
▲ 7.08
33.47
▲ 3.51
32.98
▲ 0.49
31.65
▲ 1.33
—
—
100 Breast SCY
1:31.86
1:22.94
▲ 8.92
1:17.62
▲ 5.32
1:08.08
▲ 9.54
1:06.09
▲ 1.99
1:07.56
▼ 1.47
1:09.92
▼ 2.36
200 Breast SCY
3:15.09
—
2:43.60
▲ 31.49
2:24.62
▲ 18.98
2:35.33
▼ 10.71
2:40.90
▼ 5.57
2:33.36
▲ 7.54
50 Fly SCY
38.28
32.34
▲ 5.94
29.04
▲ 3.30
28.28
▲ 0.76
—
25.79
▲ 2.49
—
100 Fly SCY
1:29.72
1:14.46
▲ 15.26
1:07.09
▲ 7.37
1:01.81
▲ 5.28
57.97
▲ 3.84
56.11
▲ 1.86
56.71
▼ 0.60
200 Fly SCY
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—
2:28.75
2:24.68
▲ 4.07
2:08.45
▲ 16.23
2:03.39
▲ 5.06
—
100 IM SCY
1:23.92
1:16.13
▲ 7.79
1:04.02
▲ 12.11
—
58.87
▲ 5.15
—
—
200 IM SCY
2:59.19
2:34.35
▲ 24.84
2:25.17
▲ 9.18
2:10.96
▲ 14.21
2:04.76
▲ 6.20
2:00.08
▲ 4.68
2:08.58
▼ 8.50
400 IM SCY
—
5:28.33
4:56.00
▲ 32.33
4:59.07
▼ 3.07
4:38.97
▲ 20.10
4:34.08
▲ 4.89
4:38.14
▼ 4.06
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.