Swimmer profile
Bokun Zhao
Male15-16Palo Alto Stanford AquaticsPC · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
43.35
31.78
▲ 11.57
31.37
▲ 0.41
28.50
▲ 2.87
27.38
▲ 1.12
26.04
▲ 1.34
26.41
▼ 0.37
100 Free LCM
1:34.74
1:13.60
▲ 21.14
1:10.18
▲ 3.42
1:02.35
▲ 7.83
1:00.11
▲ 2.24
58.25
▲ 1.86
57.16
▲ 1.09
200 Free LCM
3:27.54
2:39.70
▲ 47.84
2:34.49
▲ 5.21
2:16.20
▲ 18.29
2:11.30
▲ 4.90
2:06.43
▲ 4.87
2:08.27
▼ 1.84
400 Free LCM
—
—
5:27.35
4:47.49
▲ 39.86
4:39.55
▲ 7.94
4:36.08
▲ 3.47
—
800 Free LCM
—
—
10:54.10
10:38.49
▲ 15.61
9:45.82
▲ 52.67
9:27.53
▲ 18.29
—
1500 Free LCM
—
—
21:08.62
20:08.46
▲ 60.16
18:29.71
▲ 98.75
—
—
50 Back LCM
48.63
39.33
▲ 9.30
36.50
▲ 2.83
33.53
▲ 2.97
—
—
—
100 Back LCM
—
1:24.31
1:18.03
▲ 6.28
1:11.04
▲ 6.99
1:07.12
▲ 3.92
1:05.28
▲ 1.84
1:09.13
▼ 3.85
200 Back LCM
—
—
2:47.15
2:31.87
▲ 15.28
2:28.30
▲ 3.57
2:24.64
▲ 3.66
—
50 Breast LCM
58.62
44.91
▲ 13.71
41.93
▲ 2.98
—
—
—
—
100 Breast LCM
2:06.02
1:35.05
▲ 30.97
1:32.53
▲ 2.52
1:24.90
▲ 7.63
1:21.99
▲ 2.91
1:22.53
▼ 0.54
—
200 Breast LCM
—
—
3:14.85
2:57.25
▲ 17.60
2:50.51
▲ 6.74
2:58.52
▼ 8.01
—
50 Fly LCM
51.68
35.02
▲ 16.66
33.01
▲ 2.01
31.51
▲ 1.50
—
29.11
▲ 2.40
28.77
▲ 0.34
100 Fly LCM
—
1:25.60
1:15.08
▲ 10.52
1:06.79
▲ 8.29
1:04.61
▲ 2.18
1:02.27
▲ 2.34
1:02.24
▲ 0.03
200 Fly LCM
—
—
—
2:39.28
2:32.43
▲ 6.85
2:35.26
▼ 2.83
2:24.19
▲ 11.07
200 IM LCM
3:50.96
2:55.35
▲ 55.61
2:45.13
▲ 10.22
2:33.01
▲ 12.12
2:25.70
▲ 7.31
2:22.39
▲ 3.31
2:21.21
▲ 1.18
400 IM LCM
—
—
5:54.60
5:34.67
▲ 19.93
5:12.89
▲ 21.78
5:03.74
▲ 9.15
5:02.98
▲ 0.76
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.