Swimmer profile
Jocelyn Hayashi
Female15-16Patriot Aquatic ClubIL · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
44.68
31.20
▲ 13.48
29.44
▲ 1.76
28.12
▲ 1.32
27.36
▲ 0.76
25.64
▲ 1.72
26.89
▼ 1.25
100 Free LCM
1:51.51
1:11.07
▲ 40.44
1:04.55
▲ 6.52
1:00.74
▲ 3.81
59.30
▲ 1.44
59.90
▼ 0.60
1:00.94
▼ 1.04
200 Free LCM
—
2:48.90
2:32.16
▲ 16.74
2:14.92
▲ 17.24
2:19.09
▼ 4.17
2:17.73
▲ 1.36
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400 Free LCM
—
—
5:23.73
—
—
—
—
50 Back LCM
50.17
35.84
▲ 14.33
32.03
▲ 3.81
30.91
▲ 1.12
29.82
▲ 1.09
29.85
▼ 0.03
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100 Back LCM
1:59.95
1:16.43
▲ 43.52
1:11.38
▲ 5.05
1:05.10
▲ 6.28
1:05.22
▼ 0.12
1:04.20
▲ 1.02
1:05.61
▼ 1.41
200 Back LCM
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—
2:42.17
2:32.52
▲ 9.65
2:27.03
▲ 5.49
2:27.95
▼ 0.92
2:29.83
▼ 1.88
50 Breast LCM
1:02.13
47.57
▲ 14.56
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—
44.95
▲ 2.62
—
—
100 Breast LCM
2:18.88
1:43.08
▲ 35.80
1:34.07
▲ 9.01
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—
—
—
200 Breast LCM
—
3:49.87
—
—
—
—
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50 Fly LCM
1:04.98
33.55
▲ 31.43
31.31
▲ 2.24
30.64
▲ 0.67
29.62
▲ 1.02
29.19
▲ 0.43
29.14
▲ 0.05
100 Fly LCM
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—
1:14.05
1:06.29
▲ 7.76
1:05.91
▲ 0.38
1:05.85
▲ 0.06
1:05.87
▼ 0.02
200 IM LCM
—
—
2:51.00
2:38.22
▲ 12.78
2:41.98
▼ 3.76
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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.