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 SCY
36.12
33.61
▲ 2.51
29.05
▲ 4.56
27.34
▲ 1.71
100 Free SCY
—
1:12.19
1:05.48
▲ 6.71
1:00.62
▲ 4.86
200 Free SCY
—
2:37.59
2:20.31
▲ 17.28
2:12.17
▲ 8.14
500 Free SCY
—
—
6:12.74
5:51.07
▲ 21.67
50 Back SCY
45.66
38.28
▲ 7.38
35.57
▲ 2.71
32.48
▲ 3.09
100 Back SCY
—
1:22.85
1:14.38
▲ 8.47
1:10.30
▲ 4.08
200 Back SCY
—
—
—
2:30.04
50 Breast SCY
51.91
45.72
▲ 6.19
43.18
▲ 2.54
39.39
▲ 3.79
100 Breast SCY
—
1:38.10
1:32.50
▲ 5.60
1:22.62
▲ 9.88
200 Breast SCY
—
—
—
2:47.36
50 Fly SCY
39.82
35.04
▲ 4.78
32.28
▲ 2.76
30.20
▲ 2.08
100 Fly SCY
—
1:19.60
1:09.24
▲ 10.36
1:07.01
▲ 2.23
200 Fly SCY
—
—
—
2:28.79
100 IM SCY
—
1:22.09
1:14.84
▲ 7.25
1:09.45
▲ 5.39
200 IM SCY
—
2:53.68
2:39.99
▲ 13.69
2:24.21
▲ 15.78
400 IM SCY
—
—
—
5:06.77
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.