Swimmer profile
Jocelyn Hayashi
Female15-16Patriot Aquatic ClubIL · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
29.27
27.38
▲ 1.89
26.05
▲ 1.33
25.44
▲ 0.61
24.18
▲ 1.26
24.07
▲ 0.11
23.58
▲ 0.49
100 Free SCY
1:10.81
1:05.38
▲ 5.43
57.12
▲ 8.26
54.64
▲ 2.48
52.33
▲ 2.31
52.96
▼ 0.63
52.27
▲ 0.69
200 Free SCY
2:48.69
—
2:09.89
▲ 38.80
2:06.22
▲ 3.67
2:00.55
▲ 5.67
2:03.10
▼ 2.55
1:55.02
▲ 8.08
500 Free SCY
7:03.58
—
—
—
5:47.91
▲ 75.67
5:50.91
▼ 3.00
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50 Back SCY
33.31
33.13
▲ 0.18
28.15
▲ 4.98
26.86
▲ 1.29
26.15
▲ 0.71
25.90
▲ 0.25
25.99
▼ 0.09
100 Back SCY
1:16.51
1:11.43
▲ 5.08
1:00.56
▲ 10.87
57.47
▲ 3.09
56.51
▲ 0.96
55.14
▲ 1.37
55.48
▼ 0.34
200 Back SCY
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—
—
2:11.64
2:09.98
▲ 1.66
2:03.81
▲ 6.17
2:09.71
▼ 5.90
50 Breast SCY
45.38
43.75
▲ 1.63
40.76
▲ 2.99
37.40
▲ 3.36
36.54
▲ 0.86
35.55
▲ 0.99
34.52
▲ 1.03
100 Breast SCY
1:41.88
1:29.55
▲ 12.33
1:20.24
▲ 9.31
1:18.49
▲ 1.75
1:17.71
▲ 0.78
1:15.28
▲ 2.43
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50 Fly SCY
34.03
32.89
▲ 1.14
28.58
▲ 4.31
26.21
▲ 2.37
26.53
▼ 0.32
25.91
▲ 0.62
24.99
▲ 0.92
100 Fly SCY
1:39.90
1:20.29
▲ 19.61
1:03.49
▲ 16.80
59.45
▲ 4.04
58.79
▲ 0.66
57.28
▲ 1.51
55.59
▲ 1.69
100 IM SCY
1:18.97
1:14.08
▲ 4.89
1:04.93
▲ 9.15
1:05.04
▼ 0.11
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—
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200 IM SCY
3:09.11
2:51.68
▲ 17.43
2:27.10
▲ 24.58
2:21.75
▲ 5.35
2:16.43
▲ 5.32
2:17.20
▼ 0.77
2:16.85
▲ 0.35
400 IM SCY
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—
—
5:19.27
—
5:00.74
▲ 18.53
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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.