Swimmer profile
Kalvin Hahn
MaleOpen / SeniorArmy West PointMR · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
50 Free LCM
31.92
29.47
▲ 2.45
28.62
▲ 0.85
26.03
▲ 2.59
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100 Free LCM
1:07.78
1:02.67
▲ 5.11
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—
—
—
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200 Free LCM
2:29.34
2:13.78
▲ 15.56
2:15.39
▼ 1.61
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2:06.91
▲ 8.48
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400 Free LCM
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4:48.13
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—
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4:14.76
▲ 33.37
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1500 Free LCM
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18:31.09
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17:32.03
▲ 59.06
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200 Back LCM
—
—
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2:20.46
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—
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50 Breast LCM
38.91
34.36
▲ 4.55
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31.14
▲ 3.22
30.17
▲ 0.97
30.52
▼ 0.35
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100 Breast LCM
1:24.98
1:15.11
▲ 9.87
1:15.90
▼ 0.79
1:06.09
▲ 9.81
1:03.54
▲ 2.55
1:04.16
▼ 0.62
1:04.37
▼ 0.21
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200 Breast LCM
3:07.04
2:39.48
▲ 27.56
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2:18.72
▲ 20.76
2:16.54
▲ 2.18
2:15.26
▲ 1.28
2:18.25
▼ 2.99
2:17.32
▲ 0.93
50 Fly LCM
31.84
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27.19
▲ 4.65
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100 Fly LCM
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1:10.35
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1:00.92
▲ 9.43
1:00.72
▲ 0.20
58.27
▲ 2.45
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200 Fly LCM
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2:42.23
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2:21.28
▲ 20.95
2:16.33
▲ 4.95
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200 IM LCM
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2:24.50
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2:11.22
▲ 13.28
2:08.36
▲ 2.86
2:06.89
▲ 1.47
2:06.38
▲ 0.51
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400 IM LCM
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5:09.29
5:20.35
▼ 11.06
4:34.21
▲ 46.14
4:27.72
▲ 6.49
4:28.17
▼ 0.45
4:24.97
▲ 3.20
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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.