Swimmer profile
Jay Hahn
Male17-18Buffalo Swim ClubWY · WESTERN
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
59.70
41.85
▲ 17.85
37.70
▲ 4.15
29.13
▲ 8.57
25.88
▲ 3.25
24.86
▲ 1.02
23.59
▲ 1.27
23.39
▲ 0.20
23.16
▲ 0.23
100 Free SCY
2:23.37
1:35.10
▲ 48.27
1:31.62
▲ 3.48
1:07.23
▲ 24.39
1:00.83
▲ 6.40
58.92
▲ 1.91
54.07
▲ 4.85
52.72
▲ 1.35
50.94
▲ 1.78
200 Free SCY
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—
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2:12.58
2:13.60
▼ 1.02
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—
500 Free SCY
—
—
—
7:10.82
6:36.36
▲ 34.46
6:08.55
▲ 27.81
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1650 Free SCY
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—
—
—
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21:50.90
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50 Back SCY
—
50.33
44.45
▲ 5.88
37.13
▲ 7.32
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100 Back SCY
2:20.28
1:47.05
▲ 33.23
1:43.69
▲ 3.36
1:22.50
▲ 21.19
1:14.04
▲ 8.46
1:10.06
▲ 3.98
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200 Back SCY
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—
—
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2:40.42
2:25.16
▲ 15.26
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50 Breast SCY
—
—
50.27
41.12
▲ 9.15
—
—
—
—
27.13
▲ 13.99
100 Breast SCY
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1:56.36
1:26.16
▲ 30.20
1:19.61
▲ 6.55
1:10.33
▲ 9.28
1:03.50
▲ 6.83
1:02.83
▲ 0.67
58.62
▲ 4.21
200 Breast SCY
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2:50.22
2:42.07
▲ 8.15
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50 Fly SCY
—
—
57.59
37.76
▲ 19.83
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100 Fly SCY
—
—
—
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1:21.02
1:08.30
▲ 12.72
—
57.74
▲ 10.56
55.85
▲ 1.89
200 Fly SCY
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3:19.98
2:44.11
▲ 35.87
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100 IM SCY
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1:52.25
1:17.61
▲ 34.64
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200 IM SCY
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2:33.35
2:24.93
▲ 8.42
2:11.61
▲ 13.32
2:06.42
▲ 5.19
2:03.05
▲ 3.37
400 IM SCY
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5:46.41
5:26.67
▲ 19.74
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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.