Swimmer profile
Colin Shaffer
MaleOpen / SeniorParkway Swim ClubOZ · CENTRALCollege athlete · Missouri University of Science and TechD2
SeasonUSA Swimming season runs Sept – Aug
Event
2013–14
2014–15
2015–16
2016–17
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
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47.30
37.98
▲ 9.32
34.72
▲ 3.26
36.58
▼ 1.86
34.29
▲ 2.29
28.62
▲ 5.67
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—
27.35
▲ 1.27
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100 Free LCM
2:09.90
1:45.62
▲ 24.28
1:25.30
▲ 20.32
1:16.50
▲ 8.80
1:17.87
▼ 1.37
1:11.08
▲ 6.79
1:02.47
▲ 8.61
1:01.02
▲ 1.45
59.89
▲ 1.13
59.12
▲ 0.77
1:00.04
▼ 0.92
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200 Free LCM
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—
3:08.80
2:48.33
▲ 20.47
2:50.70
▼ 2.37
2:32.27
▲ 18.43
2:13.51
▲ 18.76
2:10.76
▲ 2.75
2:10.37
▲ 0.39
1:59.35
▲ 11.02
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400 Free LCM
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—
—
6:04.95
5:56.39
▲ 8.56
5:21.40
▲ 34.99
4:33.59
▲ 47.81
4:29.59
▲ 4.00
4:26.10
▲ 3.49
4:29.39
▼ 3.29
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4:30.96
▼ 1.57
800 Free LCM
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—
—
—
—
—
9:45.99
9:29.86
▲ 16.13
9:07.75
▲ 22.11
9:06.41
▲ 1.34
9:10.75
▼ 4.34
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1500 Free LCM
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—
—
—
—
—
18:05.71
18:18.61
▼ 12.90
17:37.88
▲ 40.73
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—
—
50 Back LCM
1:01.73
1:02.27
▼ 0.54
43.63
▲ 18.64
39.60
▲ 4.03
38.32
▲ 1.28
36.52
▲ 1.80
32.75
▲ 3.77
31.97
▲ 0.78
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—
—
100 Back LCM
—
—
1:31.26
1:22.30
▲ 8.96
1:22.85
▼ 0.55
1:17.63
▲ 5.22
1:09.25
▲ 8.38
1:07.17
▲ 2.08
—
1:09.84
▼ 2.67
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—
200 Back LCM
—
—
—
—
—
—
2:25.53
2:22.12
▲ 3.41
—
2:29.57
▼ 7.45
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50 Breast LCM
1:12.65
1:04.39
▲ 8.26
53.26
▲ 11.13
50.60
▲ 2.66
49.45
▲ 1.15
46.20
▲ 3.25
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—
—
—
—
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100 Breast LCM
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2:18.28
—
1:48.69
▲ 29.59
—
1:40.18
▲ 8.51
1:24.18
▲ 16.00
—
1:18.02
▲ 6.16
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—
200 Breast LCM
—
—
—
—
—
—
—
2:55.50
2:41.08
▲ 14.42
—
2:36.81
▲ 4.27
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50 Fly LCM
—
1:16.48
42.92
▲ 33.56
37.66
▲ 5.26
38.08
▼ 0.42
34.22
▲ 3.86
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—
—
27.95
▲ 6.27
28.08
▼ 0.13
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100 Fly LCM
—
—
1:55.87
1:29.56
▲ 26.31
1:30.52
▼ 0.96
1:16.72
▲ 13.80
1:05.18
▲ 11.54
1:03.55
▲ 1.63
1:01.96
▲ 1.59
1:00.80
▲ 1.16
1:01.90
▼ 1.10
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200 Fly LCM
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—
—
—
—
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2:22.42
2:19.24
▲ 3.18
2:18.23
▲ 1.01
2:14.65
▲ 3.58
2:17.59
▼ 2.94
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200 IM LCM
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—
3:23.46
3:04.08
▲ 19.38
3:10.61
▼ 6.53
2:49.56
▲ 21.05
2:23.59
▲ 25.97
2:24.90
▼ 1.31
2:26.81
▼ 1.91
2:19.98
▲ 6.83
2:27.04
▼ 7.06
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400 IM LCM
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—
—
—
—
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5:03.39
4:58.56
▲ 4.83
4:57.02
▲ 1.54
4:55.44
▲ 1.58
4:59.29
▼ 3.85
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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.