Swimmer profile
Dax O'Brien
Male15-16Aurora Swim TeamAK · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2016–17
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
50 Free LCM
—
38.93
34.91
▲ 4.02
31.66
▲ 3.25
28.52
▲ 3.14
27.59
▲ 0.93
27.07
▲ 0.52
26.45
▲ 0.62
100 Free LCM
1:39.66
1:28.08
▲ 11.58
1:17.10
▲ 10.98
1:10.36
▲ 6.74
1:02.05
▲ 8.31
1:00.10
▲ 1.95
59.52
▲ 0.58
58.60
▲ 0.92
200 Free LCM
—
3:22.59
2:52.90
▲ 29.69
2:38.99
▲ 13.91
2:17.28
▲ 21.71
—
2:14.87
▲ 2.41
2:15.42
▼ 0.55
400 Free LCM
—
—
—
—
—
—
4:50.06
—
800 Free LCM
—
—
—
—
12:55.77
10:10.86
▲ 164.91
—
—
1500 Free LCM
—
—
—
—
—
19:43.71
—
—
50 Back LCM
—
53.43
45.44
▲ 7.99
—
—
—
—
—
100 Back LCM
—
—
—
—
—
—
1:13.97
—
200 Back LCM
—
—
—
—
—
—
2:36.80
—
50 Breast LCM
1:02.30
53.97
▲ 8.33
48.89
▲ 5.08
44.18
▲ 4.71
—
—
36.35
▲ 7.83
34.58
▲ 1.77
100 Breast LCM
—
2:00.27
1:50.70
▲ 9.57
—
1:25.34
▲ 25.36
1:21.42
▲ 3.92
1:20.32
▲ 1.10
—
200 Breast LCM
—
—
—
—
3:09.82
2:59.47
▲ 10.35
3:00.46
▼ 0.99
—
200 IM LCM
—
—
3:29.32
—
—
2:37.49
▲ 51.83
—
—
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.