Swimmer profile
Dennis Bi
Male15-16De Anza Cupertino AquaticsPC · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free LCM
31.99
28.83
▲ 3.16
27.32
▲ 1.51
—
100 Free LCM
1:11.90
1:01.62
▲ 10.28
58.95
▲ 2.67
59.67
▼ 0.72
200 Free LCM
—
2:14.86
2:06.63
▲ 8.23
2:08.67
▼ 2.04
400 Free LCM
—
4:48.39
4:27.18
▲ 21.21
—
800 Free LCM
—
10:16.50
—
—
50 Back LCM
—
35.83
—
—
100 Back LCM
1:20.76
1:11.95
▲ 8.81
1:07.26
▲ 4.69
1:08.85
▼ 1.59
200 Back LCM
—
2:36.07
2:29.65
▲ 6.42
—
100 Breast LCM
1:37.22
1:23.27
▲ 13.95
1:21.54
▲ 1.73
1:17.76
▲ 3.78
200 Breast LCM
—
—
2:52.61
2:44.01
▲ 8.60
50 Fly LCM
39.59
—
—
29.60
▲ 9.99
100 Fly LCM
—
1:09.79
1:05.88
▲ 3.91
1:03.89
▲ 1.99
200 IM LCM
—
2:31.85
2:21.68
▲ 10.17
2:18.08
▲ 3.60
400 IM LCM
—
5:28.43
5:00.98
▲ 27.45
4:56.22
▲ 4.76
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.