Swimmer profile
John Machalleck
Male15-16Michiana Marlins Swim ClubIN · 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
37.06
34.02
▲ 3.04
30.52
▲ 3.50
29.89
▲ 0.63
28.20
▲ 1.69
26.34
▲ 1.86
25.64
▲ 0.70
100 Free SCY
1:24.97
1:15.05
▲ 9.92
1:07.00
▲ 8.05
1:05.45
▲ 1.55
1:01.51
▲ 3.94
57.53
▲ 3.98
55.29
▲ 2.24
200 Free SCY
—
2:47.27
2:24.45
▲ 22.82
2:19.16
▲ 5.29
2:15.54
▲ 3.62
2:06.43
▲ 9.11
2:02.61
▲ 3.82
500 Free SCY
—
—
6:20.20
6:05.74
▲ 14.46
5:52.65
▲ 13.09
5:40.41
▲ 12.24
—
1000 Free SCY
—
—
13:39.12
—
—
11:39.87
▲ 119.25
—
1650 Free SCY
—
—
23:16.46
21:58.78
▲ 77.68
21:01.34
▲ 57.44
19:30.98
▲ 90.36
18:26.05
▲ 64.93
50 Back SCY
46.83
40.83
▲ 6.00
37.19
▲ 3.64
35.19
▲ 2.00
32.98
▲ 2.21
—
29.73
▲ 3.25
100 Back SCY
1:46.31
1:30.35
▲ 15.96
1:16.27
▲ 14.08
1:14.85
▲ 1.42
1:09.15
▲ 5.70
1:05.58
▲ 3.57
1:04.23
▲ 1.35
200 Back SCY
—
—
—
2:33.75
2:27.60
▲ 6.15
2:20.12
▲ 7.48
2:17.54
▲ 2.58
50 Breast SCY
—
—
44.50
44.93
▼ 0.43
43.17
▲ 1.76
—
—
100 Breast SCY
—
—
1:36.41
—
1:34.56
▲ 1.85
1:18.75
▲ 15.81
1:14.28
▲ 4.47
200 Breast SCY
—
—
—
3:27.80
3:04.64
▲ 23.16
2:49.94
▲ 14.70
2:35.25
▲ 14.69
50 Fly SCY
56.80
45.31
▲ 11.49
35.81
▲ 9.50
36.02
▼ 0.21
34.64
▲ 1.38
—
—
100 Fly SCY
—
—
1:20.79
1:18.33
▲ 2.46
—
1:07.32
▲ 11.01
1:02.42
▲ 4.90
200 Fly SCY
—
—
—
3:04.93
2:51.44
▲ 13.49
2:34.93
▲ 16.51
—
100 IM SCY
—
—
1:20.00
1:19.95
▲ 0.05
1:16.54
▲ 3.41
—
—
200 IM SCY
—
—
2:48.61
2:42.15
▲ 6.46
2:34.95
▲ 7.20
2:20.02
▲ 14.93
2:16.87
▲ 3.15
400 IM SCY
—
—
—
5:57.01
5:27.33
▲ 29.68
5:04.82
▲ 22.51
4:55.42
▲ 9.40
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.