Swimmer profile
Kate O'Brien
Female15-16Kentucky AquaticsKY · SOUTHERN
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
48.78
40.29
▲ 8.49
32.40
▲ 7.89
31.26
▲ 1.14
30.21
▲ 1.05
27.63
▲ 2.58
26.74
▲ 0.89
25.31
▲ 1.43
24.53
▲ 0.78
100 Free SCY
1:51.56
1:35.37
▲ 16.19
1:14.13
▲ 21.24
1:09.30
▲ 4.83
1:05.75
▲ 3.55
1:01.75
▲ 4.00
59.31
▲ 2.44
55.55
▲ 3.76
55.25
▲ 0.30
200 Free SCY
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3:31.62
2:53.37
▲ 38.25
2:36.43
▲ 16.94
2:22.02
▲ 14.41
2:17.37
▲ 4.65
2:09.19
▲ 8.18
2:11.12
▼ 1.93
2:09.17
▲ 1.95
500 Free SCY
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—
—
—
6:14.24
5:59.52
▲ 14.72
5:36.92
▲ 22.60
5:40.15
▼ 3.23
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1000 Free SCY
—
—
—
—
—
12:21.96
—
—
—
1650 Free SCY
—
—
—
—
—
21:11.13
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—
—
50 Back SCY
51.74
48.10
▲ 3.64
38.07
▲ 10.03
34.34
▲ 3.73
32.75
▲ 1.59
29.78
▲ 2.97
28.82
▲ 0.96
27.68
▲ 1.14
26.84
▲ 0.84
100 Back SCY
1:57.18
1:45.34
▲ 11.84
1:22.21
▲ 23.13
1:16.48
▲ 5.73
1:10.85
▲ 5.63
1:04.44
▲ 6.41
1:03.31
▲ 1.13
59.94
▲ 3.37
59.94
± 0.00
200 Back SCY
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—
—
—
2:41.80
2:19.00
▲ 22.80
2:15.35
▲ 3.65
2:14.70
▲ 0.65
2:14.93
▼ 0.23
50 Breast SCY
1:24.16
1:03.24
▲ 20.92
48.60
▲ 14.64
44.93
▲ 3.67
43.15
▲ 1.78
—
—
37.32
▲ 5.83
36.89
▲ 0.43
100 Breast SCY
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2:14.58
1:55.36
▲ 19.22
1:40.81
▲ 14.55
1:34.32
▲ 6.49
1:22.78
▲ 11.54
1:18.29
▲ 4.49
1:16.81
▲ 1.48
1:14.13
▲ 2.68
200 Breast SCY
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—
—
—
—
2:54.27
2:52.06
▲ 2.21
2:43.21
▲ 8.85
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50 Fly SCY
—
55.39
39.20
▲ 16.19
34.89
▲ 4.31
31.34
▲ 3.55
30.76
▲ 0.58
—
28.91
▲ 1.85
25.81
▲ 3.10
100 Fly SCY
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2:10.23
1:44.26
▲ 25.97
1:24.70
▲ 19.56
1:19.41
▲ 5.29
1:06.94
▲ 12.47
1:04.52
▲ 2.42
1:08.21
▼ 3.69
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200 Fly SCY
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—
—
—
—
2:39.96
—
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—
100 IM SCY
—
—
1:30.08
1:21.10
▲ 8.98
1:21.42
▼ 0.32
1:13.12
▲ 8.30
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—
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200 IM SCY
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—
3:17.74
2:54.34
▲ 23.40
2:43.73
▲ 10.61
2:34.20
▲ 9.53
2:17.80
▲ 16.40
2:21.39
▼ 3.59
2:22.06
▼ 0.67
400 IM SCY
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—
—
—
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5:21.53
4:56.75
▲ 24.78
5:01.16
▼ 4.41
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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.