Swimmer profile
Brian Guo
Male11-12Long Island Aquatic ClubMR · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free LCM
43.30
35.62
▲ 7.68
31.36
▲ 4.26
31.27
▲ 0.09
100 Free LCM
1:37.18
1:18.42
▲ 18.76
1:09.51
▲ 8.91
1:07.49
▲ 2.02
200 Free LCM
3:31.95
2:51.56
▲ 40.39
2:32.09
▲ 19.47
2:29.43
▲ 2.66
400 Free LCM
—
6:00.20
5:21.49
▲ 38.71
5:18.74
▲ 2.75
800 Free LCM
—
—
—
10:57.14
50 Back LCM
54.17
41.96
▲ 12.21
40.14
▲ 1.82
36.57
▲ 3.57
100 Back LCM
1:58.87
1:29.70
▲ 29.17
1:25.72
▲ 3.98
1:17.79
▲ 7.93
200 Back LCM
—
—
2:54.07
2:53.74
▲ 0.33
50 Breast LCM
1:03.47
50.75
▲ 12.72
46.46
▲ 4.29
—
100 Breast LCM
2:14.29
1:45.71
▲ 28.58
1:38.57
▲ 7.14
1:31.87
▲ 6.70
200 Breast LCM
—
—
3:27.06
—
50 Fly LCM
53.56
38.03
▲ 15.53
34.05
▲ 3.98
33.29
▲ 0.76
100 Fly LCM
2:11.54
1:28.19
▲ 43.35
1:15.12
▲ 13.07
1:15.99
▼ 0.87
200 Fly LCM
—
—
2:52.32
2:53.08
▼ 0.76
200 IM LCM
4:04.07
3:12.62
▲ 51.45
2:51.10
▲ 21.52
2:47.19
▲ 3.91
400 IM LCM
—
—
6:06.22
—
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.