Swimmer profile
Matthew Choi
Male17-18Sierra Marlins Swim TeamSN · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2016–17
2017–18
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
36.52
35.13
▲ 1.39
25.19
▲ 9.94
24.18
▲ 1.01
23.97
▲ 0.21
23.29
▲ 0.68
22.62
▲ 0.67
22.71
▼ 0.09
100 Free SCY
—
1:20.54
55.29
▲ 25.25
52.33
▲ 2.96
51.69
▲ 0.64
49.64
▲ 2.05
48.97
▲ 0.67
48.92
▲ 0.05
200 Free SCY
—
—
2:02.75
1:56.68
▲ 6.07
1:49.50
▲ 7.18
1:46.14
▲ 3.36
1:44.36
▲ 1.78
1:45.52
▼ 1.16
500 Free SCY
—
—
—
—
—
5:06.86
4:57.71
▲ 9.15
—
1650 Free SCY
—
—
—
—
—
18:08.21
—
—
50 Back SCY
—
42.15
29.40
▲ 12.75
28.70
▲ 0.70
26.55
▲ 2.15
27.46
▼ 0.91
27.33
▲ 0.13
26.32
▲ 1.01
100 Back SCY
—
—
1:03.46
59.95
▲ 3.51
57.03
▲ 2.92
55.85
▲ 1.18
57.23
▼ 1.38
55.83
▲ 1.40
200 Back SCY
—
—
—
2:16.44
—
2:08.82
▲ 7.62
—
—
50 Breast SCY
—
48.58
—
—
—
—
—
32.78
▲ 15.80
100 Breast SCY
—
—
1:20.48
1:20.49
▼ 0.01
—
—
1:10.47
▲ 10.02
1:09.98
▲ 0.49
200 Breast SCY
—
—
—
—
—
2:38.73
—
—
50 Fly SCY
—
—
—
—
—
—
25.96
23.11
▲ 2.85
100 Fly SCY
—
—
1:06.49
1:00.71
▲ 5.78
59.43
▲ 1.28
54.70
▲ 4.73
49.95
▲ 4.75
50.43
▼ 0.48
200 Fly SCY
—
—
—
—
—
2:09.97
—
1:54.72
▲ 15.25
100 IM SCY
1:39.10
1:30.30
▲ 8.80
—
1:08.01
▲ 22.29
—
59.23
▲ 8.78
—
59.55
▼ 0.32
200 IM SCY
—
—
2:22.58
2:20.66
▲ 1.92
—
2:08.74
▲ 11.92
2:14.79
▼ 6.05
2:06.81
▲ 7.98
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.