Swimmer profile
Mark Cho
Male15-16Greater Somerset County YMCA StormNJ · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
38.08
35.29
▲ 2.79
30.25
▲ 5.04
27.76
▲ 2.49
25.64
▲ 2.12
100 Free SCY
1:28.13
1:11.37
▲ 16.76
1:07.46
▲ 3.91
59.78
▲ 7.68
56.58
▲ 3.20
200 Free SCY
—
—
2:28.64
2:14.78
▲ 13.86
2:03.15
▲ 11.63
500 Free SCY
—
—
6:31.54
5:47.20
▲ 44.34
5:38.19
▲ 9.01
1000 Free SCY
—
—
—
—
11:51.63
50 Back SCY
50.80
40.76
▲ 10.04
—
—
32.75
▲ 8.01
100 Back SCY
—
1:25.63
1:20.97
▲ 4.66
1:10.96
▲ 10.01
—
200 Back SCY
—
—
2:42.85
—
—
50 Breast SCY
49.93
40.80
▲ 9.13
34.12
▲ 6.68
—
32.65
▲ 1.47
100 Breast SCY
1:42.80
1:30.14
▲ 12.66
1:17.21
▲ 12.93
1:10.58
▲ 6.63
1:06.16
▲ 4.42
200 Breast SCY
—
3:14.91
2:48.53
▲ 26.38
2:39.52
▲ 9.01
2:28.42
▲ 11.10
50 Fly SCY
52.18
39.21
▲ 12.97
36.01
▲ 3.20
—
31.09
▲ 4.92
100 Fly SCY
—
1:30.78
1:21.52
▲ 9.26
1:15.61
▲ 5.91
1:06.57
▲ 9.04
100 IM SCY
1:37.13
1:32.67
▲ 4.46
1:12.88
▲ 19.79
—
1:05.69
▲ 7.19
200 IM SCY
3:36.82
2:57.29
▲ 39.53
2:41.94
▲ 15.35
2:28.79
▲ 13.15
2:23.91
▲ 4.88
400 IM SCY
—
—
5:50.01
—
—
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.