Swimmer profile
Justin O'Brien
Male15-16Whitewaters SwimmingNJ · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
32.58
28.63
▲ 3.95
24.42
▲ 4.21
23.60
▲ 0.82
22.76
▲ 0.84
100 Free SCY
1:10.28
1:02.99
▲ 7.29
53.39
▲ 9.60
51.59
▲ 1.80
49.42
▲ 2.17
200 Free SCY
—
2:19.94
1:57.39
▲ 22.55
1:51.69
▲ 5.70
1:49.14
▲ 2.55
500 Free SCY
—
—
5:12.99
5:03.43
▲ 9.56
4:53.67
▲ 9.76
1000 Free SCY
—
—
—
—
10:33.44
1650 Free SCY
—
—
—
17:07.98
—
50 Back SCY
36.84
33.04
▲ 3.80
29.35
▲ 3.69
26.07
▲ 3.28
24.53
▲ 1.54
100 Back SCY
—
1:10.53
1:03.32
▲ 7.21
57.14
▲ 6.18
53.77
▲ 3.37
200 Back SCY
—
—
2:17.39
2:06.53
▲ 10.86
2:02.23
▲ 4.30
50 Breast SCY
45.52
37.37
▲ 8.15
36.72
▲ 0.65
—
—
100 Breast SCY
1:43.81
1:25.28
▲ 18.53
—
1:10.16
▲ 15.12
1:03.27
▲ 6.89
200 Breast SCY
—
—
—
—
2:20.38
50 Fly SCY
35.65
30.37
▲ 5.28
28.42
▲ 1.95
—
24.27
▲ 4.15
100 Fly SCY
—
1:09.76
1:02.17
▲ 7.59
59.79
▲ 2.38
54.26
▲ 5.53
200 Fly SCY
—
2:40.83
2:29.03
▲ 11.80
—
2:07.54
▲ 21.49
100 IM SCY
1:24.02
1:09.00
▲ 15.02
1:05.22
▲ 3.78
—
55.66
▲ 9.56
200 IM SCY
—
2:32.04
2:22.22
▲ 9.82
2:10.70
▲ 11.52
2:01.06
▲ 9.64
400 IM SCY
—
—
4:50.26
—
4:19.41
▲ 30.85
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.