Swimmer profile
Koa Dong
Male11-12Manoa AquaticsHI · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
25 Free SCY
19.27
17.46
▲ 1.81
—
50 Free SCY
42.23
33.53
▲ 8.70
32.76
▲ 0.77
100 Free SCY
1:30.88
1:16.83
▲ 14.05
1:14.76
▲ 2.07
200 Free SCY
—
3:04.16
2:49.96
▲ 14.20
50 Back SCY
—
45.77
46.63
▼ 0.86
50 Breast SCY
55.93
47.96
▲ 7.97
46.79
▲ 1.17
100 Breast SCY
1:52.21
1:45.19
▲ 7.02
1:45.94
▼ 0.75
25 Fly SCY
—
22.11
—
50 Fly SCY
—
—
47.19
100 IM SCY
—
—
1:51.81
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.