Swimmer profile
Luke Knapschaefer
Male15-16Mason Manta RaysOH · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
53.23
38.09
▲ 15.14
32.50
▲ 5.59
30.72
▲ 1.78
29.79
▲ 0.93
27.30
▲ 2.49
26.29
▲ 1.01
24.35
▲ 1.94
23.17
▲ 1.18
100 Free SCY
1:54.03
1:32.19
▲ 21.84
1:10.94
▲ 21.25
1:08.14
▲ 2.80
1:06.37
▲ 1.77
1:01.48
▲ 4.89
57.19
▲ 4.29
53.13
▲ 4.06
51.73
▲ 1.40
200 Free SCY
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3:29.01
2:51.18
▲ 37.83
2:33.08
▲ 18.10
2:28.90
▲ 4.18
2:13.91
▲ 14.99
2:05.65
▲ 8.26
1:56.63
▲ 9.02
1:58.18
▼ 1.55
500 Free SCY
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—
—
—
6:45.68
6:00.59
▲ 45.09
5:40.15
▲ 20.44
5:23.62
▲ 16.53
5:19.92
▲ 3.70
1000 Free SCY
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—
—
—
—
—
12:22.04
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—
1650 Free SCY
—
—
—
—
—
21:25.04
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50 Back SCY
52.53
43.34
▲ 9.19
36.85
▲ 6.49
35.14
▲ 1.71
33.58
▲ 1.56
32.27
▲ 1.31
32.10
▲ 0.17
33.10
▼ 1.00
27.59
▲ 5.51
100 Back SCY
2:10.96
—
1:18.07
▲ 52.89
1:16.23
▲ 1.84
1:13.59
▲ 2.64
1:10.86
▲ 2.73
1:07.01
▲ 3.85
1:04.96
▲ 2.05
1:00.87
▲ 4.09
200 Back SCY
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—
—
—
2:39.30
2:27.67
▲ 11.63
2:21.50
▲ 6.17
2:22.98
▼ 1.48
2:16.75
▲ 6.23
50 Breast SCY
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1:09.89
50.65
▲ 19.24
49.47
▲ 1.18
44.61
▲ 4.86
42.13
▲ 2.48
43.02
▼ 0.89
39.53
▲ 3.49
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100 Breast SCY
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—
1:54.13
1:50.77
▲ 3.36
1:37.16
▲ 13.61
1:34.84
▲ 2.32
1:26.59
▲ 8.25
1:20.74
▲ 5.85
1:17.42
▲ 3.32
200 Breast SCY
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—
—
—
—
—
3:10.28
—
2:44.61
▲ 25.67
50 Fly SCY
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56.18
40.07
▲ 16.11
36.19
▲ 3.88
32.25
▲ 3.94
30.07
▲ 2.18
29.86
▲ 0.21
30.53
▼ 0.67
26.16
▲ 4.37
100 Fly SCY
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—
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1:34.72
1:24.88
▲ 9.84
1:10.49
▲ 14.39
1:08.76
▲ 1.73
1:07.65
▲ 1.11
1:03.17
▲ 4.48
200 Fly SCY
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—
—
—
3:07.61
2:46.47
▲ 21.14
2:48.50
▼ 2.03
2:36.68
▲ 11.82
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100 IM SCY
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2:13.81
1:28.63
▲ 45.18
1:24.14
▲ 4.49
1:16.87
▲ 7.27
1:12.57
▲ 4.30
1:10.02
▲ 2.55
1:11.41
▼ 1.39
1:00.78
▲ 10.63
200 IM SCY
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3:59.39
3:01.06
▲ 58.33
2:52.02
▲ 9.04
2:40.16
▲ 11.86
2:33.42
▲ 6.74
2:23.34
▲ 10.08
2:15.58
▲ 7.76
400 IM SCY
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—
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6:29.22
5:43.14
▲ 46.08
5:27.28
▲ 15.86
5:07.52
▲ 19.76
4:56.07
▲ 11.45
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.