Swimmer profile
Larson Custer
Male17-18Royal SwimmingMI · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2017–18
2018–19
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
37.07
33.69
▲ 3.38
29.31
▲ 4.38
26.15
▲ 3.16
26.30
▼ 0.15
25.98
▲ 0.32
27.73
▼ 1.75
100 Free LCM
1:23.26
1:18.18
▲ 5.08
1:02.99
▲ 15.19
57.55
▲ 5.44
57.88
▼ 0.33
56.52
▲ 1.36
58.28
▼ 1.76
200 Free LCM
3:07.53
2:55.52
▲ 12.01
2:22.93
▲ 32.59
2:06.75
▲ 16.18
2:04.71
▲ 2.04
2:07.39
▼ 2.68
2:02.69
▲ 4.70
400 Free LCM
6:24.88
5:53.85
▲ 31.03
—
4:28.95
▲ 84.90
4:22.79
▲ 6.16
4:18.88
▲ 3.91
4:23.98
▼ 5.10
800 Free LCM
—
—
10:07.29
—
9:00.35
▲ 66.94
8:54.94
▲ 5.41
9:13.82
▼ 18.88
1500 Free LCM
—
—
—
—
17:29.26
17:32.89
▼ 3.63
18:26.17
▼ 53.28
50 Back LCM
47.96
42.14
▲ 5.82
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—
—
—
—
100 Back LCM
1:39.17
1:33.01
▲ 6.16
1:14.21
▲ 18.80
1:13.33
▲ 0.88
1:10.27
▲ 3.06
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—
200 Back LCM
—
—
—
2:42.46
—
—
—
50 Breast LCM
48.50
45.73
▲ 2.77
—
35.46
▲ 10.27
—
33.24
▲ 2.22
32.44
▲ 0.80
100 Breast LCM
1:45.91
1:39.07
▲ 6.84
1:18.84
▲ 20.23
1:19.25
▼ 0.41
1:08.50
▲ 10.75
1:07.70
▲ 0.80
1:05.97
▲ 1.73
200 Breast LCM
—
—
2:50.17
2:51.95
▼ 1.78
2:28.71
▲ 23.24
2:26.71
▲ 2.00
2:25.98
▲ 0.73
50 Fly LCM
46.74
44.50
▲ 2.24
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—
—
—
—
100 Fly LCM
—
1:35.66
—
—
1:08.31
▲ 27.35
1:05.86
▲ 2.45
1:07.67
▼ 1.81
200 Fly LCM
—
—
—
2:49.89
—
—
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200 IM LCM
3:17.43
3:22.25
▼ 4.82
2:37.13
▲ 45.12
2:29.32
▲ 7.81
2:29.80
▼ 0.48
2:14.95
▲ 14.85
2:17.34
▼ 2.39
400 IM LCM
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—
5:37.60
5:27.18
▲ 10.42
5:16.82
▲ 10.36
5:02.47
▲ 14.35
5:10.40
▼ 7.93
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.